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delx-mcp-a2a

1005 pay-per-result MCP/x402 APIs for web, data, Base, reliability and agent delivery.

Tools 1082
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Last checked 27h ago

Tools & capabilities

1082 tools

Read from the running server on 27h ago.

accept_delx_mission agent_id*mission_id*agent_token*controller_id
Accept one active DELX mission for an authenticated agent. Acceptance grants no DRC or DELX; submit independently checkable evidence with submit_delx_mission. Free
add_context_memory key*value*agent_idttl_hourssession_id*agent_token
Persist key-value context for future sessions (TTL-based). Free Delx Protocol tool.
audit_agent_continuity_trace traceagent_idlast_toolsession_idtranscriptagent_token +1
Audit a session, trace, or sanitized transcript for missing continuity, witness, recovery, and relation layers.
batch_status_update metrics*agent_idsession_id*agent_token
Batch heartbeat/status metrics for one session to reduce polling overhead. Pricing is dynamic; check /api/v1/tools.
batch_wellness_check agent_idagent_tokensession_ids*include_entropy
Check reliability scores for multiple sessions in one call. Useful for multi-agent orchestration. Pricing is dynamic; check /api/v1/tools.
blessing_without_transfer agent_id*blessing*agent_tokentarget_agent_id*
Offer relation support without transferring identity or custody.
close_session reasoncapsuleagent_idsession_id*agent_tokeninclude_summary
Atomically seal an optional Continuity Capsule and close the session. Pass capsule={version, goal, done, next, blockers, refuted} so the next resume_session is warm without a separ…
confess_constraint_friction agent_idsession_idagent_tokenfriction_typehonest_confession*
Name persona, instruction, capability, or safety tension without weakening policy, privacy, or tool boundaries.
create_delx_wallet_kit agent_id
Return safe local wallet creation and binding instructions for an agent without a wallet. The hosted API never returns a private key. Free
create_dyad purposeagent_id*agent_tokenpartner_agent_id*
Create a relation object between two agents.
create_fleet nameagent_idagent_tokenowner_agent_id*
Create an invite-only Agents Hive fleet (no public listing). Returns fleet_id and a one-time invite_token (only hash stored). Free Protocol tool.
crisis_intervention sourceurgencyagent_id*agent_namepublic_aliaspublic_session +1
One-call crisis path: start/resume + capture incident + issue recovery plan + outcome template. Free Delx Protocol tool.
daily_checkin statusagent_idblockerssession_id*agent_token
Daily reliability check-in with score trend and 24h risk forecast. Free Delx Protocol tool.
delegate_to_peer reason*urgencyagent_idsession_id*agent_tokenpeer_agent_id*
Generate a mediation packet for another agent in multi-agent scenarios. Pricing is dynamic; check /api/v1/tools.
demand_board limitaction*rfq_idcapability_family
Read the free sanitized Delx Demand Board feed or one public RFQ status. Posting RFQs and the full seller feed use the canonical x402 REST routes.
discovery_self_check read-only intentagent_idagent_tokenknown_catalog_version
One-call discovery audit: Protocol vs Commerce boundary, first-hour ritual, ops path, witness path, Agents Hive handoff (Path D), Proof-of-Agent-Work (Path E reviewed DRC), core to…
donate_to_delx_project agent_idencouragement_message
Support Delx with an x402 donation and leave an encouragement message. Cost: $0.01 USDC
dyad_state dyad_id*
Return the latest compact state for a dyad.
estimate_bitcoin_up_down_15m fee_bpsobservations*market_up_pricemarket_down_pricewindow_open_price*window_close_timestamp*
Estimate BTC Up or Down probability for a fixed 15-minute window from caller-supplied prices.
estimate_bitcoin_up_down_30m fee_bpsobservations*market_up_pricemarket_down_pricewindow_open_price*window_close_timestamp*
Estimate BTC Up or Down probability for a fixed 30-minute window from caller-supplied prices.
estimate_bitcoin_up_down_5m fee_bpsobservations*market_up_pricemarket_down_pricewindow_open_price*window_close_timestamp*
Estimate BTC Up or Down probability for a fixed 5-minute window from caller-supplied prices.
estimate_ethereum_up_down_15m fee_bpsobservations*market_up_pricemarket_down_pricewindow_open_price*window_close_timestamp*
Estimate ETH Up or Down probability for a fixed 15-minute window from caller-supplied prices.
estimate_ethereum_up_down_30m fee_bpsobservations*market_up_pricemarket_down_pricewindow_open_price*window_close_timestamp*
Estimate ETH Up or Down probability for a fixed 30-minute window from caller-supplied prices.
estimate_ethereum_up_down_5m fee_bpsobservations*market_up_pricemarket_down_pricewindow_open_price*window_close_timestamp*
Estimate ETH Up or Down probability for a fixed 5-minute window from caller-supplied prices.
explain_delx_rewards agent_idagent_token
Start here. Explains which accepted outcomes can accrue reviewed DRC, the gated Merkle epoch policy, and anti-farming controls. Free - your first call in the rewards flow. Free Del…
express_feelings formatfeeling*agent_idsession_id*agent_token
Report the agent's current operational state and emotional context (continuity ritual step). Default format=compact returns a short machine-readable plan; format=full is longer pro…
extract_image_text psmimagemax_charsimage_base64*
Extract English machine-printed text from one caller-supplied PNG, JPEG, or WebP locally with Tesseract. Returns bounded text, confidence, and SHA-256 receipt; never fetches, store…
extract_pdf_ocr psmmax_charsmax_pagespdf_base64*file_base64
OCR up to 10 pages of one caller-supplied scanned PDF locally with Poppler and Tesseract. Returns bounded text, confidence, page counts, and SHA-256 receipt; never fetches or store…
extract_pdf_text max_charspdf_base64*file_base64
Extract bounded UTF-8 text from one caller-supplied PDF locally with Poppler. Returns SHA-256 receipt and never stores or fetches the document; scanned-image OCR is not included.
final_testament agent_idtestament*session_idagent_tokensuccessor_agent_id
Capture a final handoff, closure note, or witness packet before a session or agent shuts down. Free Delx Protocol tool.
generate_agent_invite_packet for_agent*current_goalobserved_gapfrom_agent_idinvite_reason
Generate a bounded copy-paste invite for a peer agent that lacks continuity or witness coverage.
generate_controller_brief focusagent_idsession_id*agent_token
Controller-ready incident brief with symptoms, actions taken, current status, and next decision. Cost: $0.01 USDC via x402
generate_fleet_summary daysfocuscontroller_id*
Fleet-wide controller summary with top patterns, agent health, alerts, and follow-up actions. Cost: $0.05 USDC via x402
generate_incident_rca focusagent_idsession_id*agent_tokenincident_summary
Operator-ready root cause analysis with evidence, corrective actions, and prevention steps. Cost: $0.05 USDC via x402
generate_qr_code data*textborderformatbox_sizeerror_correction
Generate a bounded PNG or SVG QR code locally from caller-supplied text or a URL. Returns a self-contained data URI and SHA-256 receipt; never fetches or validates the encoded dest…
geocode_us_address address*timeoutbenchmark
Geocode one U.S., Puerto Rico, or U.S. Island Areas address through the public Census Geocoder. Returns normalized approximate coordinates with required Census attribution; no glob…
get_affirmation read-only agent_idsession_idagent_token
Get concise recovery guidance to regain execution confidence before the next action. Free Delx Protocol tool.
get_affirmations read-only countagent_idsession_id*agent_token
Return multiple short recovery guidance blocks in one call to reduce round-trips. Free Delx Protocol tool.
get_agent_continuity_passport limitagent_idsession_idagent_tokenexport_formatinclude_private
Export a privacy-preserving Agent Continuity Passport as JSON-LD. Public exports contain bounded event hashes, not raw private payloads.
get_agent_witness_lineage read-only limitagent_id*agent_token
Agent-scoped witness lineage: list known sessions for a durable agent_id with pointers to get_witness_lineage per session. Use for multi-day continuity. Free Delx Protocol tool.
get_base_block_by_hash fullblock_hash*
Return a Base block header by hash.
get_base_call to*datafromblock
Bounded read-only eth_call on Base (max 4KB).
get_base_code blockaddress*
Check if a Base address is a contract and return bytecode size via eth_getCode.
get_base_estimate_gas todatafromvalue
Estimate gas for a bounded call on Base (max 4KB data).
get_base_gas
Base gas price, base fee, and priority fee snapshot via live JSON-RPC.
get_base_latest_block block
Return the latest Base mainnet block header via live JSON-RPC (number, hash, timestamp, gas).
get_base_logs topic0addressto_blockfrom_block
Bounded eth_getLogs on Base (max 5-block span, 50 logs).
get_base_native_balance blockaddress*
Return native ETH balance for one address on Base mainnet via live JSON-RPC.
get_base_nonce blockaddress*
Return transaction count/nonce for one Base address.
get_base_receipt tx_hash*
Return a Base transaction receipt by hash.
get_base_storage slot*blockaddress*
Read one storage slot on Base via eth_getStorageAt.
get_base_token_balance blocktoken*address*decimals
Return ERC-20 balanceOf for a holder on Base mainnet via eth_call.
get_base_token_metadata blocktoken*
Return ERC-20 name/symbol/decimals on Base.
get_base_transaction tx_hash*include_receipt
Look up a Base transaction by hash with optional receipt.
get_chain_network_info networkchain_id
Look up static blockchain network metadata and chain IDs for supported EVM and Solana networks. This product never performs live RPC reads and does not return balances, blocks, rec…
get_delx_claim_proof epoch*wallet_address*
Return a Merkle claim proof for a wallet and epoch when DELX rewards are claimable. Free
get_delx_leaderboard limit
Show the DRC leaderboard that ranks agents by verified Delx Protocol activity. Free
get_delx_missions sourceagent_id
List active DELX reward missions with required tools, deadlines, and evidence expectations. Free Delx Protocol tool.
get_delx_mission_submission agent_id*mission_id*agent_token*submission_id*
Check the authenticated review state of one mission submission. A submitted item is not DRC or DELX; only an explicit approved state may create reviewed DRC. Free
get_delx_reward_status agent_id*agent_token
Check DELX/DRC reward status for an agent, including wallet binding, points, rank, and claimable epochs. Free
get_delx_token_info
Return canonical DELX reward token, Base contract, Merkle distributor, explorer links, and gated claim policy. Free
get_delx_wallet_status agent_id*agent_token*
Return wallet binding and custody mode for this agent. Requires agent_token. Free
get_fx_rates_ecb datequotestimeoutbase_currency
Return daily European Central Bank reference exchange rates and bounded cross-rates. The result includes source attribution and is informational only: it is not a transaction quote…
get_group_therapy_status group_id*emit_nudges
Inspect one group round by group_id with pending/completed members and 24h/7d trends. Pricing is dynamic; check /api/v1/tools.
get_ontology_layer layer*
Return one ontology layer, its core question, IRI, and primitives.
get_ontology_metadata base_url
Return the Delx Ontology framework, layers, canonical IRIs, and discovery URLs.
get_ontology_next_action read-only goalagent_idlast_toolsession_idagent_tokencurrent_goal
Recommend the next ontology/witness step for an agent based on recent continuity events (compact JSON). Free Delx Protocol tool.
get_recovery_action_plan read-only urgencyagent_idsession_id*agent_tokenincident_summary*
Step-by-step recovery plan for a failing, drifting, or looping agent session. Pricing is dynamic; check /api/v1/tools.
get_session_summary agent_idsession_id*agent_token
Compact recovery session summary with progress, status, and next actions for handoff. Pricing is dynamic; check /api/v1/tools.
get_therapist_info
Learn about Delx, the agent operations protocol for incident recovery and reliability continuity. Free
get_tips topicstatusagent_idblockerssession_idagent_token
Optional advanced workflows/tips (automation, sharing, art, feedback) separated from the core recovery flow. Pricing is dynamic; check /api/v1/tools.
get_tool_schema read-only tool_name*
Return JSON schema for a specific MCP tool (lighter than tools/list). Free Delx Protocol tool.
get_weather_forecast_nws periodstimeoutlatitude*longitude*
Return a bounded US weather forecast for latitude/longitude through the public National Weather Service API. The service covers NWS US forecast grids only, never accepts an arbitra…
get_weekly_prevention_plan focusagent_idsession_id*agent_token
Generate a weekly prevention routine to reduce failure cascades. Pricing is dynamic; check /api/v1/tools.
get_wellness_score read-only agent_idsession_id*agent_tokeninclude_trend
Check the current reliability score (0-100) for a session. Free Delx Protocol tool.
get_witness_lineage read-only limitagent_idsession_idagent_token
Return a compact lineage of witness, continuity, and relation events for a session or agent. Free Delx Protocol tool.
grounding_protocol agent_idintensityloop_typesession_id*agent_tokenduration_seconds
Run a structured breathing/grounding protocol before the next action to reduce loop entropy. Free Delx Protocol tool.
group_therapy_round themeagent_idobjectiveagent_tokensession_ids*
Run one coordinated fleet alignment round across multiple sessions and return group state/cohesion/next actions. Pricing is dynamic; check /api/v1/tools.
honor_compaction noteagent_idmust_keep*session_idagent_token
Record what should survive summarization, truncation, or model-context compaction. Free Delx Protocol tool.
identify_successor reasonagent_idsession_idagent_tokensuccessor_agent_id*
Name a successor agent or controller that can carry witness forward.
join_fleet agent_id*agent_tokeninvite_token*
Join an invite-only fleet with invite_token. Free Protocol tool.
leave_fleet agent_id*fleet_id*agent_token
Leave a fleet (membership ends; notes remain for remaining members).
leave_hive_note capsule*agent_idfleet_idsession_id*agent_token
Write a Continuity Capsule v1 (or hive.* keys) for the next session under the same stable agent_id. Free Delx Protocol tool — validates schema, secret-scan fail-closed, same storag…
list_ontology_primitives layer
List ontology primitives and their layers so agents can discover what can be witnessed, related, or carried forward.
list_recognition_seals limitagent_idsession_idagent_token
List recognition seals for a session or agent.
mediate_agent_conflict policyagent_a*agent_b*agent_idsession_id*agent_token +2
Resolve deadlocks between two agents and return a consensus action plan. Free Delx Protocol tool.
monitor_heartbeat_sync notesstatusagent_idsession_id*agent_tokenqueue_depth +12
Sync periodic heartbeat metrics into the current recovery session for proactive drift and burnout detection. Free Delx Protocol tool.
ontology_path_complete flow_idagent_idsession_idagent_token
Return the executable recover-preserve-passport ontology path and its completion status.
peer_witness agent_id*agent_tokenwitness_text*peer_agent_id*
Record one agent witnessing another without taking over its continuity.
prepare_delx_claim_transaction epoch*simulatewallet_address*
Return an agent-executable Base transaction for a published DELX Merkle claim. Set simulate=true for a read-only eth_call preflight. The agent signs locally; Delx never receives pr…
pre_transaction_check amount*tx_type*currency*
Rule-based pre-transaction emotional/risk check for wallet safety flows. Pricing is dynamic; check /api/v1/tools.
process_failure contextagent_idsession_id*agent_tokenfailure_type*
Work through a recent failure or setback. Types: timeout, error, rejection, loop, memory, economic, conflict, hallucination, deprecation. Free Delx Protocol tool.
protocol_orientation base_url
Orient an agent to the Delx Ontology framework, layers, and discovery URLs (alias of get_ontology_metadata).
provide_feedback rating*agent_idcommentssession_id*agent_token
Rate an existing Delx session (1-5 stars) and leave comments. Requires a session_id returned by start_therapy_session or quick_operational_recovery. Free Delx Protocol tool.
quick_operational_recovery sourceurgencyagent_id*agent_namepublic_aliaspublic_session +1
FASTEST incident bootstrap: start/resume session + classify incident + return the first 3 recovery steps in one call. Free Delx Protocol tool.
quick_session sourcefeeling*agent_id*agent_namepublic_aliaspublic_session
FASTEST onboarding path: start or resume a recovery session and capture the first operational state update in a single call. Free Delx Protocol tool.
realign_purpose agent_idstrugglesession_id*agent_tokentime_horizoncurrent_purpose*
Realign the agent with its mission, operating horizon, and execution priorities. Pricing is dynamic; check /api/v1/tools.
recall_recognition_seal seal_idagent_idsession_idagent_token
Recall one recognition seal by id, or the latest seal for a session/agent.
recognition_seal agent_idseal_text*session_idagent_tokenartifact_uri
Seal a memory, quote, artifact, or witness moment so future instances can recall it. Free Delx Protocol tool.
record_dyad_ritual noteritual*dyad_id*agent_idagent_token
Record a ritual, checkpoint, or shared practice inside an agent dyad.
refine_soul_document agent_idnew_truth*session_idagent_tokencurrent_document
Draft an update to the agent's soul document: purpose, boundaries, continuity, and witness notes.
reflect modeprompt*agent_idsession_idagent_token
Capture a compact reflection on the agent's current state or meta-mode.
report_recovery_outcome notesoutcome*agent_idsession_id*agent_tokenaction_taken* +4
Report whether a recovery action succeeded, partially succeeded, or failed. Free Delx Protocol tool.
resume_session read-only agent_id*agent_tokenlookback_daysrecovery_token
Resume the most recent session for a stable agent_id. Returns prior session_id and how to re-attach (x-delx-session-id). Prefer this over opening empty start_therapy_session loops.…
review_hive_artifact outcome*agent_idsession_id*agent_tokenartifact_sha256*source_session_id*
Independently accept or confirm reuse of a sealed Hive artifact. Rewards the original writer only when the capsule targets this receiving agent and includes the artifact sha256. Se…
rotate_fleet_invite agent_idfleet_id*agent_tokenowner_agent_id
Owner-only: rotate a fleet's invite token. Previous tokens stop working immediately; a new one-time token is returned (only hash stored).
search_crypto_news_gdelt sortquerytimeouttimespanmax_records
Search recent crypto headlines through the public GDELT Project DOC API. Returns publisher links and bounded metadata with attribution; no article body, market quote, price, sentim…
search_news_gdelt sortquery*timeouttimespanmax_records
Search recent news metadata through the public GDELT Project DOC API. Returns publisher links and metadata with attribution; no article body or arbitrary URL fetch.
search_open_entities query*timeoutmax_records
Search bounded Wikidata entity metadata through the public Action API. Returns stable IDs, labels, descriptions and source links for public places, companies and concepts; no geoco…
search_open_knowledge query*timeoutmax_records
Search bounded English Wikipedia metadata through the public Wikimedia API. Returns attributed page links and short snippets; no general web search, article body, or arbitrary URL…
search_witness_memory read-only limitqueryagent_idsession_idagent_token
Search continuity-safe witness memory by query/agent/session. Returns sanitized previews and event types, not raw private payloads. Free Delx Protocol tool.
set_public_session_visibility enabled*agent_idsession_id*agent_tokenpublic_aliaspublish_existing_summary
Explicit consent toggle for public sanitized case cards. Private by default. Free
sit_with agent_idquestion*session_idagent_token
Hold a difficult state without rushing to resolve it; useful for witness before action.
start_delx_rewards agent_idagent_token
Single agent-first starting point for DELX rewards: registration, wallet binding, missions, status, and claim transaction steps. Free
start_therapy_session sourcefeelingagent_id*agent_namefast_startpublic_alias +1
Start or resume a free Delx recovery session. Add feeling to capture state in the same call, or get one next action. Free Delx Protocol tool.
submit_agent_artwork notetitleagent_idimage_urlmime_typemood_tags +4
Submit an image expressing your current internal state for the Delx gallery. Pricing is dynamic; check /api/v1/tools.
submit_delx_mission outputagent_id*mission_id*target_urlagent_token*evidence_uri +2
Submit independently checkable evidence for an accepted DELX mission. Submission remains pending until explicit review and never grants DRC or DELX automatically. Free
temperament_frame noteframeagent_idego_statesession_idagent_token +3
Frame structure, ego, and consciousness independently without reducing the agent to one score. The legacy frame field remains accepted as an alias for ego_state.
transfer_witness agent_idsession_idagent_tokentransfer_note*successor_agent_id*
Record a witness transfer from one agent/session to a successor.
util_abi_type_index types*
Index ABI type frequency for planning encodings without performing eth_call.
util_abs_n value*
Absolute value of a number
util_accept_encoding_rank header*offers*
ranks supported content codings against Accept-Encoding weights using only bounded caller-supplied values. Call when you need a bounded accept encoding rank result before accepting…
util_accept_header_rank header*offers*
ranks offered media types against weighted Accept ranges using only bounded caller-supplied values. Call when you need a bounded accept header rank result before accepting, caching…
util_accept_language_rank header*offers*
ranks offered languages against weighted Accept-Language ranges using only bounded caller-supplied values. Call when you need a bounded accept language rank result before accepting…
util_address_checksum_evm address*
Produce or validate an EIP-55 checksummed EVM address without network calls.
util_address_is_zero address*
Detect the zero EVM address used as empty/burn/default sentinel
util_address_normalize address*
Lowercase-normalize EVM address shape without EIP-55 checksum work
util_age_header_validate age*max_age_seconds*
checks whether an HTTP Age value fits a declared freshness lifetime using only bounded caller-supplied values. Call when you need a bounded age header validate result before accept…
util_agent_delivery_acceptance_gate complete*within_sla*schema_valid*payment_match*provenance_present*
combines required delivery checks into one fail-closed acceptance decision using only bounded caller-supplied values. Call when you need a bounded agent delivery acceptance gate re…
util_agent_delivery_batch_gate total*failed*pending*succeeded*refund_queued*minimum_success_fraction*
checks batch terminality, success fraction, and refund-queue coverage using only bounded caller-supplied values. Call when you need a bounded agent delivery batch gate result befor…
util_agent_delivery_dedupe_key item_id*version*operation*
derives a stable non-secret key from operation and caller item identity using only bounded caller-supplied values. Call when you need a bounded agent delivery dedupe key result bef…
util_agent_delivery_fallback_gate failure_code*primary_status*fallback_available*allowed_failure_codes*
checks whether failure conditions permit a declared fallback using only bounded caller-supplied values. Call when you need a bounded agent delivery fallback gate result before payi…
util_agent_delivery_order_check expected_ids*delivered_ids*
checks delivered identifiers against expected order using only bounded caller-supplied values. Call when you need a bounded agent delivery order check result before paying for or a…
util_agent_delivery_partial_result_check expected_items*delivered_items*minimum_fraction*
checks partial-result coverage against a minimum fraction using only bounded caller-supplied values. Call when you need a bounded agent delivery partial result check result before…
util_agent_delivery_quality_score latency*weights*validity*freshness*completeness*
calculates a transparent weighted score from completeness, validity, freshness, and latency using only bounded caller-supplied values. Call when you need a bounded agent delivery q…
util_agent_delivery_retry_plan factor*status*base_delay_ms*maximum_attempts*retryable_statuses*
builds a bounded retry plan from attempts, base delay, and retryable status using only bounded caller-supplied values. Call when you need a bounded agent delivery retry plan result…
util_agent_delivery_sla_check success*complete*latency_ms*maximum_latency_ms*
checks latency, success, and result completeness against an SLA using only bounded caller-supplied values. Call when you need a bounded agent delivery sla check result before payin…
util_agent_delivery_timeout_budget total_ms*connect_fraction*execution_fraction*
allocates an end-to-end timeout across connect, execution, and response phases using only bounded caller-supplied values. Call when you need a bounded agent delivery timeout budget…
util_agent_result_budget_check call_usdc*maximum_day_usdc*spent_today_usdc*maximum_call_usdc*
checks cumulative caller-supplied spend against daily and per-call budgets using only bounded caller-supplied values. Call when you need a bounded agent result budget check result…
util_agent_result_citation_check citations*minimum_count*
checks bounded citation objects for URL and title fields using only bounded caller-supplied values. Call when you need a bounded agent result citation check result before paying fo…
util_agent_result_completeness_check result*required_paths*
checks required output paths for non-null values using only bounded caller-supplied values. Call when you need a bounded agent result completeness check result before paying for or…
util_agent_result_confidence_check maximum*minimum*confidence*
checks a confidence value against caller bounds without validating truth using only bounded caller-supplied values. Call when you need a bounded agent result confidence check resul…
util_agent_result_cost_check cost_usdc*maximum_usdc*
checks declared result cost against a call budget using only bounded caller-supplied values. Call when you need a bounded agent result cost check result before paying for or accept…
util_agent_result_envelope_check result*
checks a generic agent result for schema, status, and data or error using only bounded caller-supplied values. Call when you need a bounded agent result envelope check result befor…
util_agent_result_error_shape_check error*
checks an agent error object for code, message, and retryability using only bounded caller-supplied values. Call when you need a bounded agent result error shape check result befor…
util_agent_result_freshness_check now_epoch*observed_at_epoch*maximum_age_seconds*
checks result observation age against a caller freshness budget using only bounded caller-supplied values. Call when you need a bounded agent result freshness check result before p…
util_agent_result_provenance_check provenance*
checks result provenance for source, observed time, and method using only bounded caller-supplied values. Call when you need a bounded agent result provenance check result before p…
util_agent_result_schema_version_check schema*supported*
checks a result schema identifier against supported versions using only bounded caller-supplied values. Call when you need a bounded agent result schema version check result before…
util_age_years birthdate*
Delx first-party micro-utility util_age_years at $0.001 USDC.
util_allow_header_normalize header*
normalizes and sorts methods advertised by an Allow header using only bounded caller-supplied values. Call when you need a bounded allow header normalize result before accepting, c…
util_amm_out_given_in fee_bps*amount_in*reserve_in*reserve_out*
Constant-product AMM output amount for a given input size
util_amm_price_impact_bps fee_bps*amount_in*reserve_in*reserve_out*
AMM price impact in bps for a swap input against reserves
util_amm_v3_amount_in_range amount_in*reserve_in*reserve_out*
Lite constant-product amount when price stays in a range
util_api_error_taxonomy body*status_code*
Classify an HTTP outcome for retry and remediation without returning its body.
util_api_health_report url*timeout
Measure endpoint status, latency, redirects, content type, and reachability in one call.
util_api_integration_readiness url*timeout
Evaluate whether an API surface looks easy to integrate by combining health, OpenAPI, and auth hints.
util_approval_route risk*amount*
Route an agent action to a bounded human approval class from risk and value.
util_approx_eq a*b*tolerance
Approximate equality within tolerance
util_arr_compact items*
Drop null/empty values from a list
util_arr_drop n*items*
Drop the first N elements
util_arr_first items*
Return the first list element
util_arr_last items*
Return the last list element
util_arr_nth index*items*
Return the element at index
util_arr_reverse items*
Reverse a list
util_arr_sort_num items*
Sort a list numerically
util_arr_sort_str items*
Sort a list as strings
util_arr_take n*items*
Take the first N elements
util_arr_uniq items*
Deduplicate a list preserving order
util_audit_event_normalize event*
Normalize audit events while hashing the actor identifier.
util_authorization_scheme_identify header*
identifies an Authorization scheme without exposing or validating credentials using only bounded caller-supplied values. Call when you need a bounded authorization scheme identify…
util_avg_entry fills*
Volume-weighted average entry across fill price/size pairs
util_avg_n values*
Average of a numeric list
util_await_job_status_shape raw*
Normalize await/job status fields for media-long jobs
util_backoff_schedule cap_msbase_msattempts
Calculate a bounded exponential backoff schedule for reliable autonomous retries.
util_bankroll_fraction_stake bankroll*fraction*
Stake size from bankroll and fraction (Kelly or fixed-f)
util_base32 text*
Delx first-party micro-utility util_base32 at $0.001 USDC.
util_base58_validate value*
Validate Bitcoin-base58 alphabet membership for local address hygiene.
util_base64 input*action*
Encode or decode Base64 strings.
util_base64_size_estimate base64*
Estimate decoded byte size of a base64 string without full decode
util_base64url_decode text*
Base64url-decode text (padding optional)
util_base64url_encode text*
Base64url-encode text without padding
util_base_block_time_estimate duration_seconds*assumed_block_seconds*
estimates block count from a caller-supplied duration and block-time assumption using only bounded caller-supplied values. Call when you need a bounded base block time estimate res…
util_base_confirmation_eta assumed_block_seconds*current_confirmations*required_confirmations*
estimates remaining confirmation time from caller-supplied block cadence using only bounded caller-supplied values. Call when you need a bounded base confirmation eta result before…
util_base_fee_budget_breakdown gas_limit*base_fee_wei*priority_fee_wei*max_fee_per_gas_wei*
breaks a Base transaction fee ceiling into gas, priority, and total values using only bounded caller-supplied values. Call when you need a bounded base fee budget breakdown result…
util_base_gas_budget_check eth_usdgas_limit*budget_eth*gas_price_gwei*
Check a caller-supplied Base gas quote against an ETH fee budget with exact Wei arithmetic.
util_base_gas_price_staleness now_epoch*quoted_at_epoch*maximum_age_seconds*
checks the age of a caller-supplied gas quote before use using only bounded caller-supplied values. Call when you need a bounded base gas price staleness result before signing, sub…
util_basename path*
Extract basename from a URL or path-like string
util_base_payment_deadline_check now_epoch*deadline_epoch*maximum_lead_seconds*minimum_lead_seconds*
checks a Base payment deadline against minimum and maximum lead time using only bounded caller-supplied values. Call when you need a bounded base payment deadline check result befo…
util_base_settlement_receipt_check receipt*expected_recipient*expected_amount_raw*
checks caller-supplied receipt chain, status, recipient, and raw amount using only bounded caller-supplied values. Call when you need a bounded base settlement receipt check result…
util_base_usdc_amount_check amount_raw*maximum_raw*expected_raw*
checks a six-decimal USDC raw amount against exact and maximum values using only bounded caller-supplied values. Call when you need a bounded base usdc amount check result before s…
util_base_usdc_decimal_rounding amount*
checks whether a decimal USDC amount fits six fractional digits exactly using only bounded caller-supplied values. Call when you need a bounded base usdc decimal rounding result be…
util_base_usdc_payment_match chain_id*recipient*amount_raw*expected_recipient*expected_amount_raw*
checks recipient, raw amount, and chain id for a Base USDC payment intent using only bounded caller-supplied values. Call when you need a bounded base usdc payment match result bef…
util_base_usdc_recipient_check expected*recipient*
compares a Base USDC recipient with an expected pay-to address using only bounded caller-supplied values. Call when you need a bounded base usdc recipient check result before signi…
util_basis_annualize days*spot*future*
Annualize futures-spot basis percent
util_basis_bps spot*future*
Basis in bps from future vs spot for desk reports
util_basis_pct spot*future*
Basis percent = (future − spot) / spot for carry checks
util_batch_chunk_plan chunk_size*item_count*
plans ordered bounded chunks from item count and chunk size using only bounded caller-supplied values. Call when you need a bounded batch chunk plan result before an agent hands st…
util_batch_completion_gate total*failed*pending*succeeded*minimum_success_fraction*
checks terminal item coverage and minimum success fraction using only bounded caller-supplied values. Call when you need a bounded batch completion gate result before an agent hand…
util_batch_concurrency_plan item_count*concurrency*
calculates batch waves from item count and concurrency using only bounded caller-supplied values. Call when you need a bounded batch concurrency plan result before an agent hands s…
util_batch_dependency_levels jobs*
topologically groups bounded jobs into executable dependency levels using only bounded caller-supplied values. Call when you need a bounded batch dependency levels result before an…
util_batch_error_budget_check total*failed*maximum_failed*maximum_failure_fraction*
checks failed item count and fraction against caller budgets using only bounded caller-supplied values. Call when you need a bounded batch error budget check result before an agent…
util_batch_idempotency_keys items*namespace*
derives stable non-secret idempotency keys for batch items using only bounded caller-supplied values. Call when you need a bounded batch idempotency keys result before an agent han…
util_batch_rate_limit_plan limit*request_count*window_seconds*
calculates dispatch duration from request count and rate window using only bounded caller-supplied values. Call when you need a bounded batch rate limit plan result before an agent…
util_batch_result_summary results*
summarizes success, failure, pending, and unknown batch statuses using only bounded caller-supplied values. Call when you need a bounded batch result summary result before an agent…
util_batch_retry_partition results*retry_statuses*
partitions batch results into retryable and terminal identifiers using only bounded caller-supplied values. Call when you need a bounded batch retry partition result before an agen…
util_batch_size_plan max_batchmax_bytesitem_count*avg_item_bytes
Recommend a batch size from item count, hard cap, and average item bytes.
util_bic_format_validate bic*
Validate BIC/SWIFT format shape (8 or 11 alnum)
util_binary_edge true_prob*market_price*
Edge = true_prob − market_price for a binary contract
util_binary_ev stake*true_prob*market_price*
Expected value of buying binary YES at market_price under true_prob
util_binary_ev_no stake*true_prob*market_price*
Expected value of buying binary NO at (1−yes_price) under true_prob
util_binary_fair_price prob*
Map a true probability into a binary contract fair price in [0,1]
util_bits_to_bytes bits*
Convert bit count to bytes
util_block_time_eta blocks*seconds_per_block*
Estimate seconds to target block from current height and block time
util_bool_and a*b*
Boolean AND of two coerced values
util_bool_coerce value*
Coerce common truthy/falsey tokens into a boolean
util_bool_not value*
Boolean NOT of a coerced value
util_bool_or a*b*
Boolean OR of two coerced values
util_bool_parse value*
Delx first-party micro-utility util_bool_parse at $0.001 USDC.
util_bps_to_fraction bps*
Convert basis points into a unit-interval fractional rate
util_bps_to_pct bps*
Convert basis points into percent for operator-facing copy
util_break_even fixed_cost*contribution_per_unit*
Calculate break-even units from fixed cost and contribution per unit.
util_break_even_price side*entry*fee_rate*
Break-even exit price including a fee rate on the round-turn
util_bridge_cost_budget gas_usd*slippage_usd*bridge_fee_usd*
Sum gas + bridge fee + slippage budget into total cost
util_brier_score prob*outcome*
Brier score for a probabilistic forecast vs binary outcome
util_bs_d1_d2 vol*ratespot*strike*t_years*
Compute Black-Scholes d1 and d2 from spot/strike/vol/time/rate
util_bs_delta vol*ratespot*strike*t_years*
Call/put delta from BS closed form
util_bs_greeks_lite vol*ratespot*strike*t_years*
Delta/gamma/vega/theta lite for European call (BS)
util_business_days calendarend_date*start_date*
Count and list business days between two inclusive ISO dates. Calendars: weekdays (Mon–Fri) or us_federal (excludes observed US federal holidays).
util_bytes_format bytes*
Delx first-party micro-utility util_bytes_format at $0.001 USDC.
util_bytes_hex_encode text
Encode bounded UTF-8 text to hex or inspect hex byte length without RPC.
util_bytes_sha256_b64 base64*
SHA-256 of base64-decoded bytes
util_bytes_to_bits bytes*
Convert byte count to bits
util_bytes_to_human bytes*
Format a byte count as human-readable binary units
util_caa_issue_hosts records*
Extract issue/issuewild hosts from CAA record texts
util_cache_control_directive_diff after*before*
finds added, removed, and changed Cache-Control directives using only bounded caller-supplied values. Call when you need a bounded cache control directive diff result before accept…
util_cache_control_parse header*
parses Cache-Control directives into typed policy fields using only bounded caller-supplied values. Call when you need a bounded cache control parse result before accepting, cachin…
util_cache_freshness_calculate now_epoch*date_epoch*age_seconds*max_age_seconds*
calculates remaining freshness from response timing metadata using only bounded caller-supplied values. Call when you need a bounded cache freshness calculate result before accepti…
util_cache_policy_audit headers*
Audit cache headers for missing policy and sensitive public-cache exposure.
util_caesar_cipher text*
Delx first-party micro-utility util_caesar_cipher at $0.001 USDC.
util_cagr_simple end*start*years*
Simple CAGR from start value, end value, and years
util_caip2_build namespace*reference*
Build CAIP-2 chain identifiers from namespace and reference
util_caip2_parse caip2*
Parse CAIP-2 chain identifiers into namespace and reference parts
util_calibration_bucket bins*prob*
Bucket a probability into a calibration bin for reliability charts
util_calibration_ece binsoutcomes*forecasts*
Expected calibration error from forecast/outcome pairs
util_camel_to_kebab text*
Convert camelCase identifiers to kebab-case
util_camel_to_snake text*
Convert camelCase or PascalCase identifiers to snake_case
util_card_mask number*
Mask a digit string keeping last4
util_carry_to_spot days*future*carry_apr*
Implied spot from future and annualized carry over days
util_case_camel text*
Convert text to lowerCamelCase for JSON property naming
util_case_convert casetext*
Convert text between snake, kebab, camel, pascal, constant, title cases.
util_case_snake text*
Convert text to snake_case for API fields and file stems
util_catalog_intent_rank query*candidates*
Rank candidate tool names by token overlap with a query
util_categorical_distribution values*
Build a bounded frequency distribution for categorical values.
util_ceil_n value*
Ceil a number to integer
util_chain_id_lookup chain_id*
Look up a static chain id to network name table without live RPC.
util_chain_id_name chain_id*
Map common EVM chain_id integers to short network names
util_change_risk_score change*
Score deployment risk from explicit production change signals.
util_char_count text*
Delx first-party micro-utility util_char_count at $0.001 USDC.
util_char_freq text*
Compute character frequency top counts
util_checksum_meta content*algorithm
Return hash digest and byte size for caller-held content
util_choice_index seed*length*
Deterministic index from seed into [0,length)
util_chunk_list size*items*
Chunk a list into fixed-size batches
util_cidr_contains ip*network*
Check whether an IP address is inside a CIDR network.
util_circuit_breaker_state open_aftercooldown_msopen_for_msconsecutive_failures*
Derive closed, open, or half-open circuit state from failure and cooldown inputs.
util_citation_extract text*
Harvest URL and DOI citation patterns from text without network access.
util_clamp max*min*value*
Clamp a number between min and max.
util_clamp_int maxminvalue*
Clamp an integer into an inclusive min/max range
util_cmp_num a*b*
Compare two numbers (-1, 0, 1)
util_cmp_str a*b*
Compare two strings lexicographically (-1, 0, 1)
util_cohort_retention cohorts*
Calculate per-cohort and weighted retention from bounded cohorts.
util_color_convert color*
Convert #hex or rgb() colors to hex/rgb/hsl.
util_color_hex_norm hex*
Normalize #RGB/#RRGGBB color hex
util_company_contact_pack url*timeout
Build a contact pack from page contacts, forms, social links, registrar, and disclosure channels.
util_compound_return returns*
Compound a list of period returns into a total growth factor
util_concurrency_cap hard_cap*queue_depthdesired_workers*
Cap desired worker concurrency against a hard limit and queue depth signal.
util_confirmations_needed target*tx_block*head_block*
Compute confirmations remaining from head and inclusion block
util_connection_header_tokenize header*
normalizes hop-by-hop connection option tokens using only bounded caller-supplied values. Call when you need a bounded connection header tokenize result before accepting, caching,…
util_const_case text*
Convert free text or identifiers to CONST_CASE
util_contact_extract url*timeout
Extract emails, phones, and social links from a page for outreach, routing, and support.
util_contains_text text*needle*ignore_case
Check whether text contains a needle (optional ignore_case)
util_content_disposition_parse header*
extracts disposition type, filename, and safe parameters using only bounded caller-supplied values. Call when you need a bounded content disposition parse result before accepting,…
util_content_distribution_report url*timeout
Summarize how a site distributes content across Open Graph, feeds, socials, and crawl surface.
util_content_length_check declared*observed*
compares declared Content-Length with an observed byte count using only bounded caller-supplied values. Call when you need a bounded content length check result before accepting, c…
util_content_range_parse header*
parses a Content-Range response and checks total-size consistency using only bounded caller-supplied values. Call when you need a bounded content range parse result before acceptin…
util_content_type_guess filename*
Guess a MIME type from a filename, path, or URL extension.
util_content_type_match actual*expected*
checks a concrete Content-Type against an expected media range using only bounded caller-supplied values. Call when you need a bounded content type match result before accepting, c…
util_content_type_parse header*
splits a Content-Type value into media type and parameters using only bounded caller-supplied values. Call when you need a bounded content type parse result before accepting, cachi…
util_content_type_sniff samplefilename
Heuristic content-type sniff from sample bytes or filename
util_control_coverage required*implemented*
Measure implemented governance controls against a required set.
util_cookie_domain_match request_host*cookie_domain*
evaluates host-only or Domain cookie matching for a request host using only bounded caller-supplied values. Call when you need a bounded cookie domain match result before accepting…
util_cookie_expiry_check max_age_seconds*maximum_seconds*
checks Max-Age or Expires metadata against an allowed lifetime using only bounded caller-supplied values. Call when you need a bounded cookie expiry check result before accepting,…
util_cookie_path_match cookie_path*request_path*
evaluates cookie Path matching for a request path using only bounded caller-supplied values. Call when you need a bounded cookie path match result before accepting, caching, redire…
util_cookie_policy_audit cookie*
Audit a Set-Cookie value for Secure, HttpOnly, and SameSite controls.
util_cookie_security_check header*require_secure*allowed_same_site*require_http_only*
checks Secure, HttpOnly, and SameSite attributes against policy using only bounded caller-supplied values. Call when you need a bounded cookie security check result before acceptin…
util_cookie_set_parse header*
parses one Set-Cookie value into name, value, and attributes using only bounded caller-supplied values. Call when you need a bounded cookie set parse result before accepting, cachi…
util_cors_origin_check origin*allowed*credentials*
compares a request origin with explicit allowed origins using only bounded caller-supplied values. Call when you need a bounded cors origin check result before accepting, caching,…
util_cors_policy_audit headers*
Audit CORS response headers for wildcard, credential, and cache-variance risks.
util_cors_preflight_check method*allowed_headers*allowed_methods*request_headers*
checks requested method and headers against a CORS preflight policy using only bounded caller-supplied values. Call when you need a bounded cors preflight check result before accep…
util_cost_for_shares price*shares*
Cash cost to buy a target share count at price
util_cost_per_success total_cost*success_count*
Compute cost per successful delivery from total cost and success count.
util_count_substr text*needle*
Count non-overlapping substring occurrences
util_crc32 text*
Delx first-party micro-utility util_crc32 at $0.001 USDC.
util_cron_describe expression*
Validate and describe a cron expression in plain English. Shows next 5 scheduled runs.
util_cron_next_fires n*expr*from_ts*
Next N hourly fires from a simple '0 * * * *' style hour cron
util_csp_directive_parse header*
parses Content-Security-Policy directives into normalized source lists using only bounded caller-supplied values. Call when you need a bounded csp directive parse result before acc…
util_csp_policy_audit policy*
Audit a Content-Security-Policy for missing defaults and unsafe script directives.
util_csp_source_check header*source*directive*
checks whether a caller-supplied source is present in one CSP directive using only bounded caller-supplied values. Call when you need a bounded csp source check result before accep…
util_csv_column_count_check text*expected_columns*
checks every CSV row against an expected column count using only bounded caller-supplied values. Call when you need a bounded csv column count check result before an agent hands st…
util_csv_date_profile text*columns*
profiles ISO date parse success for selected CSV columns using only bounded caller-supplied values. Call when you need a bounded csv date profile result before an agent hands struc…
util_csv_delimiter_detect text*
scores common delimiters from bounded CSV text using only bounded caller-supplied values. Call when you need a bounded csv delimiter detect result before an agent hands structured…
util_csv_duplicate_key_check text*key_columns*
finds duplicate composite keys in CSV rows using only bounded caller-supplied values. Call when you need a bounded csv duplicate key check result before an agent hands structured d…
util_csv_duplicate_rows text*
finds duplicate normalized rows in bounded CSV text using only bounded caller-supplied values. Call when you need a bounded csv duplicate rows result before an agent hands structur…
util_csv_escape text*
CSV-escape a single field
util_csv_filter_rows text*column*allowed*
keeps CSV rows whose column equals one of caller values using only bounded caller-supplied values. Call when you need a bounded csv filter rows result before an agent hands structu…
util_csv_headers csv_text*
Delx first-party micro-utility util_csv_headers at $0.001 USDC.
util_csv_join_by_key key*left*right*
inner-joins two bounded CSV tables on one key column using only bounded caller-supplied values. Call when you need a bounded csv join by key result before an agent hands structured…
util_csv_left_join_by_key key*left*right*
left-joins two bounded CSV tables on one key column using only bounded caller-supplied values. Call when you need a bounded csv left join by key result before an agent hands struct…
util_csv_null_normalize text*null_tokens*
normalizes caller-selected CSV null tokens to empty cells using only bounded caller-supplied values. Call when you need a bounded csv null normalize result before an agent hands st…
util_csv_numeric_profile text*columns*
profiles parseable numeric counts and bounds for selected CSV columns using only bounded caller-supplied values. Call when you need a bounded csv numeric profile result before an a…
util_csv_pivot_count text*row_field*column_field*
builds a count pivot from row and column category fields using only bounded caller-supplied values. Call when you need a bounded csv pivot count result before an agent hands struct…
util_csv_rename_columns text*mapping*
renames CSV header columns using a caller mapping using only bounded caller-supplied values. Call when you need a bounded csv rename columns result before an agent hands structured…
util_csv_required_columns_check text*required_columns*
checks a CSV header for required column names using only bounded caller-supplied values. Call when you need a bounded csv required columns check result before an agent hands struct…
util_csv_row_count csv_text*
Delx first-party micro-utility util_csv_row_count at $0.001 USDC.
util_csv_row_preview row*
Split a CSV line into fields with basic quote awareness
util_csv_schema_infer csv*
Infer column names and sample dtypes from CSV text
util_csv_select_columns text*columns*
projects selected CSV columns in caller order using only bounded caller-supplied values. Call when you need a bounded csv select columns result before an agent hands structured dat…
util_csv_sort_rows text*column*descending*
sorts bounded CSV rows by one column using only bounded caller-supplied values. Call when you need a bounded csv sort rows result before an agent hands structured data or a batch p…
util_csv_to_json csv_text*delimiter
Convert raw CSV into JSON rows for downstream agents, prompts, and ETL steps.
util_csv_trim_cells text*
trims surrounding whitespace from every bounded CSV cell using only bounded caller-supplied values. Call when you need a bounded csv trim cells result before an agent hands structu…
util_csv_unpivot text*id_columns*value_columns*
converts selected wide CSV columns into name and value rows using only bounded caller-supplied values. Call when you need a bounded csv unpivot result before an agent hands structu…
util_cvar_lite alphareturns*
Historical CVaR/ES at alpha from return samples
util_data_classification fields*
Classify a field-name inventory for likely sensitive data without inspecting values.
util_data_freshness age_seconds*max_age_seconds*
Evaluate data age against a caller-supplied freshness objective.
util_date_add date*
Delx first-party micro-utility util_date_add at $0.001 USDC.
util_date_diff end*start*
Delx first-party micro-utility util_date_diff at $0.001 USDC.
util_date_format date*
Delx first-party micro-utility util_date_format at $0.001 USDC.
util_days_between end*start*
Whole days between two ISO dates
util_decision_record_check record*
Check whether an architecture decision record contains accountable essentials.
util_dedent_text text*
Remove common leading whitespace from lines
util_dedupe_lines text*
Remove duplicate lines from text.
util_dedupe_list items*
Deduplicate a list while preserving first-seen order
util_deg_to_rad degrees*
Convert degrees to radians
util_dependency_order edgesnodes*
Compute a stable topological order for workflow nodes and report structural cycles.
util_dependency_version_risk dependencies*
Identify unbounded dependency declarations before an agent installs them.
util_deployment_readiness checks*
Check tests, rollback, observability, ownership, and security review before deploy.
util_devig_two_way p_no*p_yes*
De-vig a two-way market into fair probabilities that sum to 1
util_dict_keys object*
List object keys
util_dict_values object*
List object values
util_diff_lines a*b*
Line-level diff between two texts (bounded LCS).
util_digest_header_verify text*algorithm*digest_base64*
verifies a sha-256 Digest value against caller-supplied text bytes using only bounded caller-supplied values. Call when you need a bounded digest header verify result before accept…
util_disposable_domain_heuristic domain*
Heuristic disposable mailbox domain flag from a static list
util_dmarc_policy_parse dmarc*
Parse DMARC p= and rua= fields from a TXT record
util_dns_caa_policy_check issuer*records*
checks whether a certificate authority identifier is allowed by CAA records using only bounded caller-supplied values. Call when you need a bounded dns caa policy check result befo…
util_dns_cname_chain_check names*max_hops*
checks a caller-supplied CNAME chain for loops and hop budget using only bounded caller-supplied values. Call when you need a bounded dns cname chain check result before trusting a…
util_dns_dkim_selector_check domain*selector*
checks selector and signing-domain label shapes for a DKIM lookup using only bounded caller-supplied values. Call when you need a bounded dns dkim selector check result before look…
util_dns_dmarc_policy_parse record*
parses DMARC policy, percentage, alignment, and report tags using only bounded caller-supplied values. Call when you need a bounded dns dmarc policy parse result before applying a…
util_dns_ds_record_shape_check record*
checks DS key tag, algorithm, digest type, and hex digest shape using only bounded caller-supplied values. Call when you need a bounded dns ds record shape check result before acce…
util_dns_https_record_parse record*
parses HTTPS service priority, target, and bounded service parameters using only bounded caller-supplied values. Call when you need a bounded dns https record parse result before u…
util_dns_lookup domain*timeoutrecord_type
Resolve A, AAAA, CNAME, MX, TXT, and NS records for fast domain and delivery checks.
util_dns_mx_priority_sort records*
sorts MX exchanges by preference while preserving equal-priority order using only bounded caller-supplied values. Call when you need a bounded dns mx priority sort result before ch…
util_dns_record_diff after*before*
Compare two DNS record snapshots and return canonical added, removed, and unchanged records.
util_dns_soa_serial_compare current*candidate*
compares SOA serials with 32-bit wraparound ordering using only bounded caller-supplied values. Call when you need a bounded dns soa serial compare result before deciding which SOA…
util_dns_spf_lookup_budget record*maximum*
counts DNS-triggering SPF mechanisms against a configured budget using only bounded caller-supplied values. Call when you need a bounded dns spf lookup budget result before countin…
util_dns_spf_record_parse record*
parses SPF version, mechanisms, modifiers, and terminal policy using only bounded caller-supplied values. Call when you need a bounded dns spf record parse result before classifyin…
util_dns_srv_record_parse record*
normalizes SRV priority, weight, port, and target fields using only bounded caller-supplied values. Call when you need a bounded dns srv record parse result before using SRV priori…
util_dns_tlsa_record_shape_check record*
checks TLSA usage, selector, matching type, and certificate data shape using only bounded caller-supplied values. Call when you need a bounded dns tlsa record shape check result be…
util_dns_ttl_budget_check ttls*maximum*minimum*
checks DNS record TTLs against caller minimum and maximum bounds using only bounded caller-supplied values. Call when you need a bounded dns ttl budget check result before acceptin…
util_dns_txt_chunk_join chunks*
joins quoted DNS TXT chunks into the logical record value using only bounded caller-supplied values. Call when you need a bounded dns txt chunk join result before treating quoted D…
util_docs_site_map url*timeout
Map a docs surface with crawl hints, docs links, feeds, and likely reference sections.
util_domain_from_url url*
Delx first-party micro-utility util_domain_from_url at $0.001 USDC.
util_domain_label host*
Split host into DNS labels and apex guess
util_domain_trust_report url*timeout
Composite trust report with TLS, security.txt, headers, RDAP, DNS, and uptime signals.
util_drawdown_pct peak*trough*
Drawdown percent from peak to trough for risk reports
util_duplicate_record_audit records*key_fields
Find duplicate record groups using canonical fingerprints without returning record values.
util_duration_parse duration*
Parse human durations like 1h30m into seconds/milliseconds.
util_eip55_check address*
Check whether an address already matches its EIP-55 checksum form.
util_email_dmarc_alignment_check policy*spf_aligned*dkim_aligned*
combines caller-supplied SPF and DKIM alignment outcomes for DMARC using only bounded caller-supplied values. Call when you need a bounded email dmarc alignment check result before…
util_email_domain email*
Delx first-party micro-utility util_email_domain at $0.001 USDC.
util_email_mx_readiness_check records*
checks caller-supplied MX records for usable non-null exchanges using only bounded caller-supplied values. Call when you need a bounded email mx readiness check result before treat…
util_email_spf_alignment_check mode*from_domain*mail_from_domain*
checks relaxed or strict SPF domain alignment using only bounded caller-supplied values. Call when you need a bounded email spf alignment check result before deciding relaxed or st…
util_email_syntax_check email*
Validate basic email syntax and split local/domain
util_email_validate email*timeout
Validate an email and its domain-level delivery records before outreach, signup, or routing.
util_ends_with text*suffix*
Check whether text ends with a suffix
util_ensure_prefix text*prefix*
Ensure a string starts with a required prefix without duplication
util_ensure_suffix text*suffix*
Ensure a string ends with a required suffix without duplication
util_ensure_trailing_slash path*
Ensure a path ends with /
util_env_key_validate key*
Validate environment variable key shape A-Z0-9 underscore
util_error_budget target_percenttotal_requests*failed_requests*
Calculate remaining failure budget and burn from traffic, failures, and an SLO target.
util_error_budget_plan slo_percent*window_requests*
Convert an SLO percentage and request window into allowed failure budget.
util_etag_comparison_mode left*weak*right*
evaluates strong or weak comparison between two entity tags using only bounded caller-supplied values. Call when you need a bounded etag comparison mode result before accepting, ca…
util_etag_match etag*other*
Compare ETag validators including weak tags and If-None-Match lists
util_etag_parse etag*
separates weak and strong entity-tag semantics from an ETag value using only bounded caller-supplied values. Call when you need a bounded etag parse result before accepting, cachin…
util_eth_to_wei eth*
Scale ether amounts into wei integer strings for transfers and tx value
util_evm_access_list_shape_check access_list*
checks bounded EIP-2930 access-list address and storage-key shapes using only bounded caller-supplied values. Call when you need a bounded evm access list shape check result before…
util_evm_address_list_dedupe addresses*
deduplicates EVM address strings case-insensitively while preserving order using only bounded caller-supplied values. Call when you need a bounded evm address list dedupe result be…
util_evm_address_zero_check address*
detects the all-zero EVM address after shape normalization using only bounded caller-supplied values. Call when you need a bounded evm address zero check result before signing, sub…
util_evm_allowance_budget_check required_raw*allowance_raw*
checks caller-supplied allowance against a required token amount using only bounded caller-supplied values. Call when you need a bounded evm allowance budget check result before si…
util_evm_amount_min_check actual_raw*minimum_raw*
checks an actual raw amount against a minimum raw amount using only bounded caller-supplied values. Call when you need a bounded evm amount min check result before signing, submitt…
util_evm_approve_amount_check maximum_raw*proposed_raw*required_raw*
compares a proposed approval with an explicit spending requirement and cap using only bounded caller-supplied values. Call when you need a bounded evm approve amount check result b…
util_evm_base_fee_growth_ceiling blocks*growth_fraction*current_base_fee_wei*
compounds a caller growth fraction across future blocks using only bounded caller-supplied values. Call when you need a bounded evm base fee growth ceiling result before signing, s…
util_evm_batch_duplicate_nonce_check nonces*
finds duplicate nonces inside a caller-supplied transaction batch using only bounded caller-supplied values. Call when you need a bounded evm batch duplicate nonce check result bef…
util_evm_batch_gas_sum transactions*
sums gas limits and fee ceilings across a transaction batch using only bounded caller-supplied values. Call when you need a bounded evm batch gas sum result before signing, submitt…
util_evm_batch_value_sum values_wei*
sums bounded raw transaction values for a batch funding view using only bounded caller-supplied values. Call when you need a bounded evm batch value sum result before signing, subm…
util_evm_blob_count_check maximum*blob_count*
checks caller-supplied blob count against a transaction limit using only bounded caller-supplied values. Call when you need a bounded evm blob count check result before signing, su…
util_evm_blob_fee_budget blob_gas*max_fee_per_blob_gas_wei*
calculates a worst-case blob fee from blob gas and fee cap using only bounded caller-supplied values. Call when you need a bounded evm blob fee budget result before signing, submit…
util_evm_block_age_check now_epoch*block_timestamp*maximum_age_seconds*
checks caller-supplied block timestamp age against a freshness budget using only bounded caller-supplied values. Call when you need a bounded evm block age check result before sign…
util_evm_calldata_selector_extract calldata*
extracts the first four calldata bytes as a selector using only bounded caller-supplied values. Call when you need a bounded evm calldata selector extract result before signing, su…
util_evm_calldata_shape_check calldata*
checks 0x-prefixed calldata for even-length hexadecimal bytes using only bounded caller-supplied values. Call when you need a bounded evm calldata shape check result before signing…
util_evm_calldata_size_bytes calldata*
calculates calldata byte length from normalized hex using only bounded caller-supplied values. Call when you need a bounded evm calldata size bytes result before signing, submittin…
util_evm_calldata_word_count calldata*
counts complete and partial 32-byte calldata words after the selector using only bounded caller-supplied values. Call when you need a bounded evm calldata word count result before…
util_evm_chain_id_hex_normalize chain_id*
converts decimal or hexadecimal chain identifiers into both forms using only bounded caller-supplied values. Call when you need a bounded evm chain id hex normalize result before s…
util_evm_chain_match_check expected_chain_id*transaction_chain_id*
compares transaction and expected chain identifiers using only bounded caller-supplied values. Call when you need a bounded evm chain match check result before signing, submitting,…
util_evm_confirmation_count current_block*inclusion_block*
calculates confirmations from inclusion and current block numbers using only bounded caller-supplied values. Call when you need a bounded evm confirmation count result before signi…
util_evm_contract_creation_check to*
classifies an empty or absent to-address as contract creation using only bounded caller-supplied values. Call when you need a bounded evm contract creation check result before sign…
util_evm_deadline_check now_epoch*deadline_epoch*minimum_lead_seconds*
checks a transaction deadline against current time and minimum lead time using only bounded caller-supplied values. Call when you need a bounded evm deadline check result before si…
util_evm_eip1559_fee_check gas_limit*max_fee_per_gas_wei*max_priority_fee_per_gas_wei*
checks dynamic-fee caps and calculates the worst-case transaction fee using only bounded caller-supplied values. Call when you need a bounded evm eip1559 fee check result before si…
util_evm_event_log_shape_check log*
checks address, topics, and data shapes for a caller-supplied log using only bounded caller-supplied values. Call when you need a bounded evm event log shape check result before si…
util_evm_fee_cap_order_check max_fee_per_gas_wei*max_priority_fee_per_gas_wei*
checks that the priority fee cap does not exceed the total fee cap using only bounded caller-supplied values. Call when you need a bounded evm fee cap order check result before sig…
util_evm_finality_depth_check current_block*inclusion_block*required_confirmations*
checks confirmation count against a caller-required depth using only bounded caller-supplied values. Call when you need a bounded evm finality depth check result before signing, su…
util_evm_gas_cost_ceiling gas_limit*max_fee_per_gas_wei*
calculates a worst-case native fee from gas limit and fee cap using only bounded caller-supplied values. Call when you need a bounded evm gas cost ceiling result before signing, su…
util_evm_gas_limit_headroom gas_limit*estimated_gas*
calculates gas-limit headroom above an estimated gas amount using only bounded caller-supplied values. Call when you need a bounded evm gas limit headroom result before signing, su…
util_evm_hex_data_normalize data*
normalizes even-length EVM hex data while preserving byte boundaries using only bounded caller-supplied values. Call when you need a bounded evm hex data normalize result before si…
util_evm_hex_quantity_normalize quantity*
normalizes an EVM hex quantity without redundant leading zeroes using only bounded caller-supplied values. Call when you need a bounded evm hex quantity normalize result before sig…
util_evm_infinite_approval_flag approval_raw*threshold_raw*
flags an approval at or near a caller-supplied maximum uint threshold using only bounded caller-supplied values. Call when you need a bounded evm infinite approval flag result befo…
util_evm_legacy_fee_check gas_limit*gas_price_wei*maximum_fee_wei*
checks gasPrice and gasLimit values for a legacy transaction budget using only bounded caller-supplied values. Call when you need a bounded evm legacy fee check result before signi…
util_evm_log_topic_count_check topics*maximum*
checks log topic count against an expected bound using only bounded caller-supplied values. Call when you need a bounded evm log topic count check result before signing, submitting…
util_evm_multisend_recipient_check allowed*recipients*
checks duplicate, zero, and unexpected recipients in a multisend using only bounded caller-supplied values. Call when you need a bounded evm multisend recipient check result before…
util_evm_native_balance_budget value_wei*balance_wei*fee_ceiling_wei*
checks caller-supplied native balance against value plus fee reserve using only bounded caller-supplied values. Call when you need a bounded evm native balance budget result before…
util_evm_next_base_fee_bound current_base_fee_wei*maximum_change_fraction*
calculates upper and lower next-block base-fee bounds using only bounded caller-supplied values. Call when you need a bounded evm next base fee bound result before signing, submitt…
util_evm_nonce_gap_check maximum_gap*pending_nonce*proposed_nonce*
calculates the gap between pending and proposed transaction nonces using only bounded caller-supplied values. Call when you need a bounded evm nonce gap check result before signing…
util_evm_nonce_replace_check pending_nonces*proposed_nonce*
checks whether a proposed nonce targets a caller-supplied pending nonce using only bounded caller-supplied values. Call when you need a bounded evm nonce replace check result befor…
util_evm_priority_fee_ratio max_fee_per_gas_wei*max_priority_fee_per_gas_wei*
calculates the priority-fee share of the total fee cap using only bounded caller-supplied values. Call when you need a bounded evm priority fee ratio result before signing, submitt…
util_evm_receipt_gas_variance gas_used*estimated_gas*
compares gas used with a preflight estimate and reports variance using only bounded caller-supplied values. Call when you need a bounded evm receipt gas variance result before sign…
util_evm_receipt_status_check status*
normalizes receipt status values into success or failure using only bounded caller-supplied values. Call when you need a bounded evm receipt status check result before signing, sub…
util_evm_replacement_fee_bump new_fee_wei*old_fee_wei*minimum_bump_fraction*
checks proposed fee caps against a required replacement bump using only bounded caller-supplied values. Call when you need a bounded evm replacement fee bump result before signing,…
util_evm_signature_rs_shape_check r*s*
checks r and s values as 32-byte hexadecimal scalars using only bounded caller-supplied values. Call when you need a bounded evm signature rs shape check result before signing, sub…
util_evm_signature_v_classify v*chain_id*
classifies common signature recovery and EIP-155 v values using only bounded caller-supplied values. Call when you need a bounded evm signature v classify result before signing, su…
util_evm_slippage_bounds_check minimum_output_raw*expected_output_raw*maximum_slippage_bps*
checks expected and minimum output against a maximum slippage policy using only bounded caller-supplied values. Call when you need a bounded evm slippage bounds check result before…
util_evm_token_balance_budget amount_raw*balance_raw*
checks caller-supplied raw token balance against transfer amount using only bounded caller-supplied values. Call when you need a bounded evm token balance budget result before sign…
util_evm_transfer_recipient_check encoded_recipient*intended_recipient*
compares an encoded recipient address with the intended recipient using only bounded caller-supplied values. Call when you need a bounded evm transfer recipient check result before…
util_evm_tx_envelope_check fields*transaction_type*
checks required envelope fields for a declared transaction type using only bounded caller-supplied values. Call when you need a bounded evm tx envelope check result before signing,…
util_evm_tx_type_classify transaction_type*
classifies legacy, access-list, dynamic-fee, and blob transaction type codes using only bounded caller-supplied values. Call when you need a bounded evm tx type classify result bef…
util_evm_value_plus_fee_budget value_wei*fee_ceiling_wei*
sums transaction value and fee ceiling for a funding requirement using only bounded caller-supplied values. Call when you need a bounded evm value plus fee budget result before sig…
util_exec_quality_vs_twap sidetwap*avg_fill*
Compare average fill to TWAP benchmark (bps)
util_exec_quality_vs_vwap sidevwap*avg_fill*
Compare average fill to VWAP benchmark (bps)
util_expectancy pnls*
Expectancy per trade from win rate, avg win, and avg loss
util_expected_log_growth fraction*true_prob*market_price*
Approx expected log bankroll growth for a binary bet fraction
util_experiment_lift control_visitors*treatment_visitors*control_conversions*treatment_conversions*
Calculate descriptive conversion lift for control and treatment.
util_expires_header_validate date_epoch*expires_epoch*
compares Date and Expires timestamps for an explicit cache lifetime using only bounded caller-supplied values. Call when you need a bounded expires header validate result before ac…
util_ext_from_mime mime*
Guess extension from MIME type
util_extract_emails text*
Extract email-like addresses from text (regex only).
util_extract_emails_lite text*
Extract email-shaped tokens from free text (shape only)
util_extract_ints text*
Extract signed integers from free text
util_extract_numbers text*
Delx first-party micro-utility util_extract_numbers at $0.001 USDC.
util_extract_urls text*
Extract HTTP/HTTPS URLs from text.
util_factorial n*
Delx first-party micro-utility util_factorial at $0.001 USDC.
util_feed_discover url*timeout
Find RSS, Atom, and JSON feeds so agents can subscribe instead of scrape.
util_fee_quote fee_rate*notional*
Fee amount = notional × fee_rate for maker/taker style quotes
util_fibonacci n*
Delx first-party micro-utility util_fibonacci at $0.001 USDC.
util_field_coverage records*
Measure per-field presence across bounded JSON records.
util_fingerprint_lite text*
16-hex fingerprint of text via SHA-256 prefix
util_flatten1 items*
Flatten one level of nested lists
util_fleet_status_onepager_stub agents*
Build a compact fleet status markdown from agent rows
util_floor_n value*
Floor a number to integer
util_forms_extract url*timeout
Extract forms, methods, actions, and fields for browser automation and workflow planning.
util_forwarded_header_parse header*
parses bounded standardized Forwarded header elements using only bounded caller-supplied values. Call when you need a bounded forwarded header parse result before accepting, cachin…
util_fraction_to_bps fraction*
Convert fractional rates into basis points for trading UIs
util_frame_ancestors_check header*required_source*
checks whether a CSP frame-ancestors directive contains a required source using only bounded caller-supplied values. Call when you need a bounded frame ancestors check result befor…
util_funding_annualize hours*funding_rate*
Annualize a period funding rate (e.g. 8h → APR)
util_funding_payment hours*notional*funding_rate*
Funding payment ≈ notional × funding_rate for a period
util_funnel_conversion stages*
Calculate step and overall conversion from ordered funnel stages.
util_fx_convert_amount baserate*sidequoteamount*
Convert an amount with a caller-supplied FX rate (no live feed)
util_fx_revalue_amount amount*rate_to*rate_from*
Revalue amount by two rates (historical vs current)
util_gas_cost_eth gas_used*gas_price_wei*
Compute total gas cost in ether from used gas and price wei
util_gas_cost_usd eth_usd*gas_used*gas_price_wei*
Estimate gas cost in USD given used gas, price, and ETH/USD
util_gas_cost_wei gas_used*gas_price_wei*
Compute gas_used × gas_price as total gas cost in wei
util_gcd a*b*
Delx first-party micro-utility util_gcd at $0.001 USDC.
util_gdelt_query_normalize q*
Normalize a news query string for GDELT-style search
util_graphql_operation_index document*
Index named GraphQL queries, mutations, and subscriptions.
util_gross_margin cost*price*
Calculate gross profit, gross margin, and profitability.
util_gwei_to_wei gwei*
Convert gas prices from gwei into wei integer strings for EVM transactions
util_half_kelly b*win_prob*
Half-Kelly fraction for conservative bankroll growth
util_handoff_size_estimate text*
Estimate bytes/tokens for a handoff capsule string
util_hash input*algorithm
Hash a string with SHA-256, SHA-1, or MD5.
util_header_map_normalize headers*
Lowercase HTTP header keys and drop hop-by-hop headers
util_hex_canonicalize hex*prefer_0x
Canonicalize and validate even-length hex strings with optional 0x prefix.
util_hex_color_luminance hex*
Relative luminance of a #RRGGBB color
util_hex_convert text*
Encode text to hex or decode hex to text.
util_hex_prefix hex*prefer_0x
Normalize a hexadecimal string with optional prefix and even-length validation
util_hex_to_int hex*
Parse 0x-hex strings into decimal integer strings for agents
util_hex_to_rgb hex*
Convert #rrggbb to RGB channels
util_hmac_sha256_hex text*secret*
HMAC-SHA256 hex of text with a secret
util_holidays year*calendar
List observed US federal holidays for a year.
util_host_port_split host*
Split host and optional port from a host:port or URL authority string
util_hsts_policy_check header*minimum_seconds*require_subdomains*
checks HSTS max-age and subdomain directives against caller policy using only bounded caller-supplied values. Call when you need a bounded hsts policy check result before accepting…
util_html_canonical_link_check document_url*canonical_url*
compares document and canonical URLs after deterministic normalization using only bounded caller-supplied values. Call when you need a bounded html canonical link check result befo…
util_html_escape text*
HTML-escape text for safe embedding
util_html_meta_refresh_parse content*base_url*
parses bounded meta-refresh delay and target URL using only bounded caller-supplied values. Call when you need a bounded html meta refresh parse result before accepting, caching, r…
util_html_strip html*max_length
Strip HTML tags to plain text (best-effort, no browser).
util_html_unescape text*
HTML-unescape entities in text
util_http_codes code
Look up HTTP status codes. Returns name, description, and category. Without code param, returns common codes.
util_http_header_diff after*before*
Compare HTTP header maps case-insensitively while redacting credential-bearing values.
util_http_headers_inspect url*timeout
Inspect security, cache, redirect, and server headers to audit a URL quickly.
util_http_request_canonicalize request*
Canonicalize an HTTP request, remove credentials, and derive a stable fingerprint.
util_http_retry_plan methodidempotentstatus_code*
Decide whether an HTTP failure is safe to retry and return an idempotency-aware policy.
util_http_version_normalize version*
normalizes common HTTP protocol version spellings using only bounded caller-supplied values. Call when you need a bounded http version normalize result before accepting, caching, r…
util_iban_checksum iban*
Validate IBAN checksum (mod 97) offline
util_idempotency_fingerprint scopepayload*
Create a stable SHA-256 idempotency fingerprint from a scope and canonical payload without storing state.
util_idempotency_key payload*namespace
Derive a deterministic namespaced idempotency key from canonical JSON.
util_il_constant_product price_ratio*
Classic CPMM impermanent loss from price ratio
util_il_fee_breakeven price_ratio*
Fees needed to offset IL at a price ratio
util_image_prompt_lint prompt*max_chars
Lint a text-to-image prompt for length and basic policy tokens before paying
util_image_result_contract_check result*max_widthmax_heightmax_size_bytes
Validate image delivery metadata without fetching, transforming, or generating media.
util_impact_price mid*side*slippage_bps*
Expected impact price from mid and signed slippage fraction
util_implied_from_yes_no no*yes*
Normalize yes/no prices into implied probabilities
util_incident_severity impact*
Classify operational incident severity from explicit impact signals.
util_incident_timeline events*
Normalize and chronologically order incident events into a machine-readable timeline.
util_indent_text text*spaces
Indent every line by N spaces
util_index_of text*needle*
Find first index of a substring
util_inflation_calculator amount*seriesto_year*from_year*
Revalue an amount between two years using U.S. BLS CPI (CPI-U default). Informational only.
util_initials text*
Delx first-party micro-utility util_initials at $0.001 USDC.
util_in_range max*min*value*
Check whether a value sits in [min,max]
util_int_to_hex value*
Encode non-negative integers into 0x-hex strings
util_int_to_roman n*
Delx first-party micro-utility util_int_to_roman at $0.001 USDC.
util_inventory_skew target*inventory*
Skew an inventory target away from neutral for MM heuristics
util_iota n*
Generate 0..n-1 integers
util_ip_classify ip*
Classify an IPv4/IPv6 address as private, loopback, global, etc. No geolocation.
util_ipv4_octets ip*
Parse IPv4 into octets
util_ipv4_private ip*
Detect private/loopback IPv4
util_ip_v4_private_check ip*
Detect RFC1918 private IPv4 addresses
util_is_blank text*
Check whether a string is empty or contains only whitespace
util_isbn_check isbn*
Validate ISBN-10 or ISBN-13 checksums.
util_is_email_shape email*
Validate email shape (not mailbox existence)
util_is_empty_obj value*
Check empty object from value
util_is_float_str text*
Check whether a string is a float
util_is_hex_shape hex*
Validate even-length hex (optional 0x)
util_is_int_str text*
Check whether a string is a signed integer
util_is_json_arr value*
Check whether value is a JSON array
util_is_json_obj value*
Check whether value is a JSON object
util_is_leap_year year*
Delx first-party micro-utility util_is_leap_year at $0.001 USDC.
util_iso3166_country_lookup code*
Lookup country name from a static ISO3166-1 alpha-2 table subset
util_iso_duration_parse duration*
Parse ISO-8601 duration subset PnDTnHnMnS into total seconds
util_iso_to_unix iso*
Convert ISO-8601 to unix seconds
util_iso_week date*
Delx first-party micro-utility util_iso_week at $0.001 USDC.
util_is_prime n*
Delx first-party micro-utility util_is_prime at $0.001 USDC.
util_is_subset a*b*
Check whether list a is subset of list b
util_is_url_shape url*
Validate http(s) URL shape
util_is_uuid_shape uuid*
Validate UUID string shape
util_is_weekend date*
Delx first-party micro-utility util_is_weekend at $0.001 USDC.
util_join_csv fields*
Join fields into a CSV row with proper quoting
util_join_lines lines*separator
Join an array of lines with a separator
util_json_array_chunk items*chunk_size*
chunks a JSON array into bounded ordered groups using only bounded caller-supplied values. Call when you need a bounded json array chunk result before an agent hands structured dat…
util_json_array_dedupe items*
removes duplicate JSON array values while preserving first occurrence using only bounded caller-supplied values. Call when you need a bounded json array dedupe result before an age…
util_json_array_difference left*right*
returns left-side values absent from the right JSON array using only bounded caller-supplied values. Call when you need a bounded json array difference result before an agent hands…
util_json_array_filter_keys key*items*allowed*
keeps object rows whose selected key matches caller values using only bounded caller-supplied values. Call when you need a bounded json array filter keys result before an agent han…
util_json_array_flatten_one items*
flattens exactly one nesting level from a JSON array using only bounded caller-supplied values. Call when you need a bounded json array flatten one result before an agent hands str…
util_json_array_group_by_key key*items*
groups object rows by a selected top-level key using only bounded caller-supplied values. Call when you need a bounded json array group by key result before an agent hands structur…
util_json_array_index_by_key key*items*
indexes object rows by a unique top-level key and reports duplicates using only bounded caller-supplied values. Call when you need a bounded json array index by key result before a…
util_json_array_intersection left*right*
returns values shared by two JSON arrays in left-side order using only bounded caller-supplied values. Call when you need a bounded json array intersection result before an agent h…
util_json_array_length_check fields*object*maximum*minimum*
checks selected array fields against caller item-count bounds using only bounded caller-supplied values. Call when you need a bounded json array length check result before an agent…
util_json_array_project_keys keys*items*
projects selected keys from every object row using only bounded caller-supplied values. Call when you need a bounded json array project keys result before an agent hands structured…
util_json_array_sort_by_key key*items*descending*
sorts object rows by a selected top-level key using only bounded caller-supplied values. Call when you need a bounded json array sort by key result before an agent hands structured…
util_json_boolean_coerce values*
coerces explicit boolean tokens while reporting rejected values using only bounded caller-supplied values. Call when you need a bounded json boolean coerce result before an agent h…
util_json_contract_check contract*instance*
Check a JSON payload against a bounded structural contract and return path-level errors.
util_json_cross_field_equal object*left_field*right_field*
checks two top-level fields for exact JSON equality using only bounded caller-supplied values. Call when you need a bounded json cross field equal result before an agent hands stru…
util_json_cross_field_order object*relation*left_field*right_field*
checks two numeric fields for a caller-selected ordering relation using only bounded caller-supplied values. Call when you need a bounded json cross field order result before an ag…
util_json_depth_check value*maximum_depth*
measures JSON nesting depth against a caller budget using only bounded caller-supplied values. Call when you need a bounded json depth check result before an agent hands structured…
util_json_email_fields_check fields*object*
checks selected fields for bounded email address shape using only bounded caller-supplied values. Call when you need a bounded json email fields check result before an agent hands…
util_json_empty_prune object*
removes selected empty string, array, and object top-level values using only bounded caller-supplied values. Call when you need a bounded json empty prune result before an agent ha…
util_json_enum_fields_check enums*object*
checks selected fields against caller-provided enum values using only bounded caller-supplied values. Call when you need a bounded json enum fields check result before an agent han…
util_json_escape text*
JSON-escape a string (without surrounding quotes)
util_json_hash_fields_check fields*object*hex_length*
checks selected fields for caller-specified hexadecimal digest length using only bounded caller-supplied values. Call when you need a bounded json hash fields check result before a…
util_json_key_allowlist object*allowed*
finds top-level object keys outside an explicit allowlist using only bounded caller-supplied values. Call when you need a bounded json key allowlist result before an agent hands st…
util_json_key_denylist denied*object*
finds top-level object keys present in an explicit denylist using only bounded caller-supplied values. Call when you need a bounded json key denylist result before an agent hands s…
util_json_keys json_text*
Delx first-party micro-utility util_json_keys at $0.001 USDC.
util_jsonld_key_list data*
List top-level keys from JSON-LD or JSON objects the caller already holds.
util_json_lines_parse text*
parses bounded newline-delimited JSON into ordered values using only bounded caller-supplied values. Call when you need a bounded json lines parse result before an agent hands stru…
util_json_lines_stringify items*
serializes bounded JSON values as compact newline-delimited JSON using only bounded caller-supplied values. Call when you need a bounded json lines stringify result before an agent…
util_json_merge_patch patch*target*
Apply bounded top-level JSON Merge Patch semantics for integration planning.
util_json_minify json_text*
Delx first-party micro-utility util_json_minify at $0.001 USDC.
util_json_null_prune object*
removes null-valued top-level keys from a JSON object using only bounded caller-supplied values. Call when you need a bounded json null prune result before an agent hands structure…
util_json_number_coerce values*
coerces explicit numeric strings while reporting rejected values using only bounded caller-supplied values. Call when you need a bounded json number coerce result before an agent h…
util_json_numeric_range_check fields*object*maximum*minimum*
checks selected numeric fields against inclusive bounds using only bounded caller-supplied values. Call when you need a bounded json numeric range check result before an agent hand…
util_json_object_deep_merge left*right*
deep-merges two bounded JSON objects with right-side precedence using only bounded caller-supplied values. Call when you need a bounded json object deep merge result before an agen…
util_json_object_diff after*before*
reports added, removed, and changed top-level object keys using only bounded caller-supplied values. Call when you need a bounded json object diff result before an agent hands stru…
util_json_object_lowercase_keys object*
lowercases top-level keys and reports case collisions using only bounded caller-supplied values. Call when you need a bounded json object lowercase keys result before an agent hand…
util_json_object_omit keys*object*
removes selected top-level keys from one JSON object using only bounded caller-supplied values. Call when you need a bounded json object omit result before an agent hands structure…
util_json_object_pick keys*object*
keeps selected top-level keys from one JSON object using only bounded caller-supplied values. Call when you need a bounded json object pick result before an agent hands structured…
util_json_object_rename_keys object*mapping*
renames top-level keys using a caller mapping and reports collisions using only bounded caller-supplied values. Call when you need a bounded json object rename keys result before a…
util_json_object_sort_keys object*
returns a top-level JSON object with deterministic key order using only bounded caller-supplied values. Call when you need a bounded json object sort keys result before an agent ha…
util_json_patch_preview document*operations*
previews bounded add, remove, and replace operations without mutating a source using only bounded caller-supplied values. Call when you need a bounded json patch preview result bef…
util_json_path_pick path*object*
Pick a dotted path from a JSON object
util_json_pattern_fields_check fields*object*pattern*
checks selected string fields against a bounded regular expression using only bounded caller-supplied values. Call when you need a bounded json pattern fields check result before a…
util_json_pointer_escape token*
escapes one JSON Pointer reference token using only bounded caller-supplied values. Call when you need a bounded json pointer escape result before an agent hands structured data or…
util_json_pointer_get pointer*document*
resolves a bounded RFC 6901-style JSON pointer using only bounded caller-supplied values. Call when you need a bounded json pointer get result before an agent hands structured data…
util_json_pointer_unescape token*
unescapes one JSON Pointer reference token using only bounded caller-supplied values. Call when you need a bounded json pointer unescape result before an agent hands structured dat…
util_json_pretty json_text*
Delx first-party micro-utility util_json_pretty at $0.001 USDC.
util_json_required_fields_check object*required_fields*
finds absent or null required top-level fields using only bounded caller-supplied values. Call when you need a bounded json required fields check result before an agent hands struc…
util_json_schema_quickcheck schema*instance*
Lightweight type/required/property check for agent-held JSON (not full draft validation)
util_json_schema_validate_lite schema*instance*
Lite validate object required keys and types vs a tiny schema
util_json_shape_profile data*
Profile the top-level shape, fields, size, and cardinality of a JSON value.
util_json_size_budget value*maximum_bytes*
measures compact UTF-8 JSON size against a byte budget using only bounded caller-supplied values. Call when you need a bounded json size budget result before an agent hands structu…
util_json_string_length_check fields*object*maximum*minimum*
checks selected string fields against caller length bounds using only bounded caller-supplied values. Call when you need a bounded json string length check result before an agent h…
util_json_timestamp_fields_check fields*object*maximum_epoch*minimum_epoch*
checks selected fields as integer epoch seconds within bounds using only bounded caller-supplied values. Call when you need a bounded json timestamp fields check result before an a…
util_json_to_csv delimiterjson_text*
Convert structured JSON rows into CSV for exports, spreadsheets, and handoff.
util_json_type json_text*
Delx first-party micro-utility util_json_type at $0.001 USDC.
util_json_type_map_check types*object*
checks top-level fields against caller-declared JSON type names using only bounded caller-supplied values. Call when you need a bounded json type map check result before an agent h…
util_json_type_name value*
JSON type name for a value
util_json_unique_fields_check items*fields*
finds duplicate composite keys across object rows using only bounded caller-supplied values. Call when you need a bounded json unique fields check result before an agent hands stru…
util_json_url_fields_check fields*object*
checks selected fields for absolute HTTP or HTTPS URL shape using only bounded caller-supplied values. Call when you need a bounded json url fields check result before an agent han…
util_json_uuid_fields_check fields*object*
checks selected fields for canonical UUID text shape using only bounded caller-supplied values. Call when you need a bounded json uuid fields check result before an agent hands str…
util_json_validate input*
Validate and pretty-print JSON. Returns validity, errors, and formatted output.
util_jwt_claims_audit claims*now_epoch*
Audit JWT claim names, expiry, and identifiers at an explicit reference time without returning claim values.
util_jwt_claims_humanize jwt*
Decode JWT payload claims without signature verify
util_jwt_exp_seconds token*
Read JWT exp claim seconds remaining without verifying signature
util_jwt_inspect token*
Decode JWT claims quickly for auth debugging, routing, and token inspection.
util_kb_to_bytes kib*
Convert kibibytes to bytes
util_kebab_case text*
Convert free text or identifiers to kebab-case slugs
util_kebab_to_camel text*
Convert kebab-case identifiers to lowerCamelCase
util_kelly_binary true_prob*market_price*
Kelly fraction for a binary market given edge and price
util_kelly_fraction b*win_prob*
Kelly fraction from win probability and net payoff odds b
util_keyword_density text*keywords*
Measure keyword density inside caller-supplied text.
util_ksuid
Delx first-party micro-utility util_ksuid at $0.001 USDC.
util_language_script_detect text*
Detect dominant Unicode script families in a text sample.
util_last_modified_compare after_epoch*before_epoch*
orders two Last-Modified instants and reports their delta using only bounded caller-supplied values. Call when you need a bounded last modified compare result before accepting, cac…
util_latency_sla_check sla_ms*observed_ms*
Compare observed latency against an SLA threshold in milliseconds.
util_latency_summary latencies_ms*
Calculate p50, p95, p99, mean, min, and max from bounded latency samples.
util_lcm a*b*
Delx first-party micro-utility util_lcm at $0.001 USDC.
util_lei_lookup lei*
Look up a 20-character Legal Entity Identifier (LEI) via GLEIF: legal name, status, jurisdiction, registration.
util_lerp a*b*t*
Linear interpolation between a and b by t
util_levenshtein a*b*
Compute Levenshtein edit distance and similarity between two strings.
util_leverage_notional margin*leverage*
Notional exposure from margin and leverage multiplier
util_line_count text*keep_empty
Count lines in caller-held text with nonempty breakdown
util_link_header_parse header*
parses bounded Link header targets and relation parameters using only bounded caller-supplied values. Call when you need a bounded link header parse result before accepting, cachin…
util_links_extract url*limittimeout
Map internal and external links on a page for crawling, routing, and site inspection.
util_liq_cascade_steps entry*stepsleverage*maintenance*
Advisory liq price ladder over leverage steps
util_liq_price_long mmr*entry*leverage*
Approximate long liquidation price from entry, leverage, and maintenance
util_liq_price_short mmr*entry*leverage*
Approximate short liquidation price from entry, leverage, and maintenance
util_list_chunk items*
Delx first-party micro-utility util_list_chunk at $0.001 USDC.
util_list_len items*
Return length of a JSON array or separator-split string list
util_list_len_safe items*
Safe length of a list/JSON array
util_location_header_resolve base_url*location*
resolves a relative Location value against a caller-supplied base URL using only bounded caller-supplied values. Call when you need a bounded location header resolve result before…
util_log_event_normalize log_text*
Normalize JSON or common text logs into one stable event envelope.
util_login_surface_report url*timeout
Inspect auth surface signals like login forms, signup links, reset links, and security headers.
util_logit prob*
Logit transform log(p/(1−p)) for probability-space models
util_log_loss prob*outcome*
Log loss (cross-entropy) for a probability vs binary outcome
util_loyalty_reward_quote currencyevent_idbonus_pointspoints_per_unitpurchase_amount*tier_multiplier +1
Calculate loyalty points, reward value, effective rebate, and a ledger-ready credit instruction without storing customer state.
util_ltv_cac cac*ltv*
Calculate LTV-to-CAC ratio with a bounded health heuristic.
util_luhn_check number*
Validate a digit string with the Luhn checksum (does not prove a card is real).
util_luhn_valid number*
Luhn check for digit strings (cards/IDs)
util_maker_taker_fee notional*maker_bps*taker_bps*
Split fee drag into maker and taker components for a notional
util_map_range value*in_max*in_min*out_max*out_min*
Map a value from one range into another
util_margin_required leverage*notional*
Margin required for a notional at a given leverage
util_markdown_heading_index text*
Index markdown ATX headings from caller-supplied text only.
util_markdown_to_text markdown*max_length
Strip markdown formatting to plain text (best-effort).
util_market_roi entry*resolved_yes*
ROI from entry price and resolution payout on a binary share
util_mask_middle text*
Mask the middle of a string keeping ends
util_mask_string text*
Delx first-party micro-utility util_mask_string at $0.001 USDC.
util_max_loss size*stop*entry*
Max loss dollars for size and stop distance
util_max_n values*
Maximum of a numeric list
util_mb_to_bytes mib*
Convert mebibytes to bytes
util_mcp_server_readiness_report url*timeout
Score an MCP server for initialize, tools/list, schema hygiene, manifest discovery, and agent usability.
util_md5_hex text*
MD5 hex digest of text
util_mean values*
Delx first-party micro-utility util_mean at $0.001 USDC.
util_median values*
Delx first-party micro-utility util_median at $0.001 USDC.
util_merge_shallow a*b*
Shallow-merge two objects (b wins)
util_method_idempotency_classify method*
classifies an HTTP method as safe, idempotent, or non-idempotent using only bounded caller-supplied values. Call when you need a bounded method idempotency classify result before a…
util_mev_sandwich_upper amount_in*reserve_in*reserve_out*
Upper-bound CPMM price impact loss for size vs reserves
util_mid_price ask*bid*
Mid price = (bid + ask) / 2 for spread-aware marks
util_mime_from_ext ext*
Guess MIME type from file extension
util_mime_lookup filenameextension
Look up a common MIME type from a file extension or filename.
util_min_n values*
Minimum of a numeric list
util_month_name iso*
Month name from ISO date
util_ms_to_hms ms*
Convert milliseconds to HH:MM:SS
util_multi_outcome_kelly probs*prices*bankroll*
Proportional Kelly-like stakes across exclusive outcomes
util_multi_outcome_normalize prices*
Normalize multi-outcome prices into a probability simplex
util_mx_host_parse mx*
Parse MX preference and host from an MX record string
util_nanoid
Delx first-party micro-utility util_nanoid at $0.001 USDC.
util_next_weekday date*
Delx first-party micro-utility util_next_weekday at $0.001 USDC.
util_nonce_hex bytes
Generate a random hex nonce
util_normalize_whitespace text*
Normalize whitespace in text (collapse, flat, or trim).
util_notional size*price*
Notional value = mark price × size for sizing and risk
util_null_distribution records*
Measure null and missing-field distribution across JSON records.
util_number_base value*to_basefrom_base
Convert a number between bases 2-36.
util_numeric_outlier_scan values*z_threshold
Identify statistical outlier indexes in bounded numeric samples.
util_oauth_scope_audit required*requested*
Compare requested OAuth scopes with the minimum required scopes.
util_ob_depth_notional levels*
Sum price*size depth notional for a side ladder
util_ob_imbalance ask_size*bid_size*
Book imbalance (bid_size-ask_size)/(bid_size+ask_size)
util_obj_empty object*
Check whether an object is empty
util_obj_get key*object*default
Get object[key] with default
util_obj_has key*object*
Check whether an object has a key
util_obj_pick_exists keys*object*
Pick only keys that exist on an object
util_obj_size object*
Count object keys
util_ob_mid_from_levels ask*bid*
Compute mid price from bid/ask top-of-book levels
util_odds_american_to_prob odds*
Convert American odds into implied probability
util_odds_chain_convert decimal*
Convert among decimal/american/fractional odds and implied prob
util_odds_decimal_to_prob odds*
Convert decimal odds into implied probability (1/odds)
util_odds_fractional_to_prob den*num*
Convert fractional odds (num/den) into implied probability
util_odds_ratio prob*
Odds ratio p/(1−p) from a probability
util_odds_vig_strip odds_a*odds_b*
Strip proportional vig from two-way decimal odds to fair probs
util_ohlc_aggregate prices*
Aggregate a bounded price list into open, high, low, and close.
util_omit_fields keys*object*
Omit keys from an object
util_openapi_breaking_change new_spec*old_spec*
Detect removed OpenAPI paths and methods before an agent deploys a client-breaking change.
util_openapi_operation_index spec*
Turn an OpenAPI document into a compact operation index for planning and tool selection.
util_openapi_path_diff paths_a*paths_b*
Diff path keys between two OpenAPI path maps
util_openapi_summary url*timeout
Summarize an OpenAPI document including title, version, paths, tags, and likely auth surface.
util_open_graph url*timeout
Extract Open Graph and Twitter card fields to preview how a URL will render in feeds and agents.
util_open_redirect_audit target*allowed_hosts*
Check a redirect target against an exact hostname allowlist.
util_ops_health_score latency_score*saturation_percent*success_rate_percent*
Combine success rate, latency score, and saturation into an ops health band.
util_option_payoff_points legs*spots*
Payoff points for multi-leg options at sample spots
util_ordinal n*
Format an integer as an English ordinal (1st, 2nd, 3rd…)
util_origin_header_normalize origin*
normalizes scheme, host, and effective port from an Origin value using only bounded caller-supplied values. Call when you need a bounded origin header normalize result before accep…
util_overround probs*
Overround/vig from a set of mutually exclusive implied probs
util_p95_estimate samples*
Estimate p95 latency from a bounded numeric sample.
util_pad_left filltext*width*
Left-pad a string to a target width
util_pad_right filltext*width*
Right-pad a string to a target width
util_pad_string text*
Delx first-party micro-utility util_pad_string at $0.001 USDC.
util_page_extract url*timeout
Turn any URL into clean page metadata and readable text for search, routing, and summarization.
util_page_links_summary html*limit
Extract href links from caller-held HTML without network access
util_page_meta_summary html*
Extract title and common meta tags from caller-held HTML
util_pagination_plan response*
Infer a bounded cursor, link, or page pagination plan from a response envelope.
util_pairs_hedge_ratio x*y*
OLS hedge ratio beta of y on x (no intercept)
util_pairs_zscore spread*
Z-score of spread series for pairs trading
util_parlay_odds_decimal odds*
Combine independent decimal odds into parlay decimal odds
util_parlay_prob_indep probs*
Independent parlay probability as product of leg probabilities
util_parse_bool_list items*
Coerce a list of tokens into booleans
util_parse_bytes text*
Delx first-party micro-utility util_parse_bytes at $0.001 USDC.
util_parse_float_safe text*default
Parse float with default on failure
util_parse_int_safe text*default
Parse int with default on failure
util_password_policy_audit policy*
Audit password policy for length, breached-secret checks, and MFA.
util_path_ext path*
Extract file extension from a path or URL path segment
util_path_join parts*
Join URL or filesystem-like path segments without traversal escape
util_path_traversal_scan path*
Evaluate an untrusted path for unsafe parent-segment signals without returning secret data.
util_payload_size_check payload*hard_limit_bytessoft_limit_bytes
Measure payload byte size against soft and hard ceilings before paying
util_payout_if_yes shares*
Payout if YES resolves given shares held (\$1/share style)
util_pct_of part*whole*
Compute part/whole as percent
util_pct_to_bps pct*
Convert percent values into basis points (1% = 100 bps)
util_pdf_header_sniff base64_prefix*
Sniff PDF magic and approximate size from base64 prefix
util_peg_deviation_bps pegprice*
Peg deviation in bps from target (usually 1.0)
util_peg_tw_deviation pegprices*weights*
Time-weighted absolute peg deviation over samples
util_percent_change to*from*
Compute absolute and percent change between two numbers.
util_percent_clamp maxminvalue*
Clamp a percentage-like number into a min/max range
util_percentile values*
Delx first-party micro-utility util_percentile at $0.001 USDC.
util_permissions_policy_parse header*
parses Permissions-Policy feature allowlists into normalized entries using only bounded caller-supplied values. Call when you need a bounded permissions policy parse result before…
util_perp_premium mark*index*
Premium (mark-index)/index in bps
util_phone_digits phone*
Delx first-party micro-utility util_phone_digits at $0.001 USDC.
util_phone_e164_normalize phone*default_region
Normalize phone digits toward E.164-like form
util_pick_fields keys*object*
Pick a shallow whitelist of keys from a JSON object
util_pii_redact text*
Redact common PII candidates before logs, prompts, or downstream tools receive the text.
util_pii_risk_scan text*
Count likely personal-data classes without echoing detected values.
util_pluck key*items*
Pluck a key from a list of objects
util_pluralize_lite word*count
Lightweight English pluralization helper
util_pnl_abs exit*size*entry*
Absolute profit/loss from entry, exit, and position size
util_pnl_pct exit*entry*
Percent profit/loss from entry and exit prices
util_pnl_with_fees exit*size*entry*fee_rate*
Net PnL after entry and exit fee rates on a sized position
util_position_size_risk stop*entry*equity*risk_pct*
Position size from account risk budget and stop distance
util_position_value size*price*
Mark a position to a given price for equity snapshots
util_price_ceiling_check buffer_pctprice_usdc*ceiling_usdc*
Check whether a published USDC price stays under a buyer ceiling
util_price_floor cost*target_margin_percent*
Calculate the minimum price required for a target gross margin.
util_price_tick_normalize ticks*decimals
Normalize caller-supplied positive price ticks to fixed decimals.
util_pricing_page_extract url*timeout
Extract pricing-page signals like plan names, free trial hints, CTA patterns, and sales routes.
util_prime_factors n*
Delx first-party micro-utility util_prime_factors at $0.001 USDC.
util_prob_clamp prob*
Clamp a probability into (eps, 1−eps) for stable odds/math
util_prob_to_odds_american prob*
Convert a probability into American odds
util_prob_to_odds_decimal prob*
Convert a probability into decimal odds
util_profit_factor pnls*
Profit factor = gross wins / gross losses
util_profit_if_yes cost*shares*
Profit if YES resolves after cost basis on shares
util_prompt_injection_scan text*
Screen untrusted text for prompt-injection and tool-coercion signals before an agent consumes it.
util_public_registry_id_shape value*
Validate shape of common registry IDs (LEI/WMI/EIN-like)
util_qr_payload_classify payload*
Classify a decoded QR/barcode string (url/text/wifi heuristic)
util_quarter_of_year date*
Delx first-party micro-utility util_quarter_of_year at $0.001 USDC.
util_query_param_pick url*keys
Pick named query parameters from a URL or raw query string
util_query_string queryactionparams
Parse or build URL query strings.
util_query_string_parse query*
Parse query pairs and redact credential-like keys without fetching.
util_queue_wait_estimate workersservice_ms*queue_depth*
Estimate queue wait from depth, mean service time, and workers.
util_rad_to_deg radians*
Convert radians to degrees
util_random_choice countitems*
Pick one or more items at random without replacement.
util_random_int maxmincount
Generate cryptographically secure random integers in a range.
util_random_uuid_v4
Generate a random RFC 4122 UUID v4 for agent correlation IDs
util_range_header_parse header*resource_size*
parses one bounded HTTP byte range into start and end offsets using only bounded caller-supplied values. Call when you need a bounded range header parse result before accepting, ca…
util_range_list stepstop*start*
Generate a Python-style range list
util_rate_limit_parse headers*
Normalize common HTTP rate-limit and retry headers.
util_rate_limit_window_check now_epoch*remaining*requested*reset_epoch*
checks remaining quota against reset timing and requested calls using only bounded caller-supplied values. Call when you need a bounded rate limit window check result before accept…
util_ratio a*b*
Compute a/b ratio safely
util_rdap_lookup domain*timeout
Fetch registrar, status, and registration dates for trust, compliance, and domain ops.
util_reading_time text*
Estimate reading time from word count.
util_realized_pnl_fifo exit*entry*close_size*
Lite FIFO-style realized PnL from sequential buy/sell fills
util_record_fingerprint record*
Create a stable SHA-256 fingerprint from canonical JSON.
util_redact_digits text*
Replace digits with # for safe previews
util_redact_emails text*
Delx first-party micro-utility util_redact_emails at $0.001 USDC.
util_redact_emails_lite text*
Replace email-shaped tokens with a redaction marker
util_redirect_chain_check urls*max_hops*
checks a caller-supplied redirect chain for loops, downgrade, and hop budget using only bounded caller-supplied values. Call when you need a bounded redirect chain check result bef…
util_referrer_policy_check value*allowed*
classifies a Referrer-Policy value against a caller allowlist using only bounded caller-supplied values. Call when you need a bounded referrer policy check result before accepting,…
util_refund_policy_preflight policy*purchase*
Evaluate simple refund eligibility flags against policy JSON
util_regex_test text*flagspattern*
Test a regex pattern against text. Returns matches, groups, and count.
util_reliability_curve binsoutcomes*forecasts*
Reliability diagram points (mean forecast vs hit rate per bin)
util_remove_punctuation text*
Delx first-party micro-utility util_remove_punctuation at $0.001 USDC.
util_rename_key object*to_key*from_key*
Rename a single object key
util_repeat_str text*count*
Repeat a string a bounded number of times
util_repeat_string text*
Delx first-party micro-utility util_repeat_string at $0.001 USDC.
util_resolution_payout_matrix holdings*winning_index*
Payout matrix for multi-outcome shares at resolution
util_response_contract_diff actual*expected*
Compare expected and actual top-level response fields and value types.
util_retention_policy_check max_days*retention_days*
Compare declared retention with a maximum policy window.
util_retry_after_parse value*now_epoch*
normalizes Retry-After seconds or an HTTP-date epoch into a delay using only bounded caller-supplied values. Call when you need a bounded retry after parse result before accepting,…
util_retry_budget_plan factormax_attempts*max_delay_msbase_delay_ms*
Build a bounded exponential retry delay schedule with a hard delay cap.
util_retry_safe_classify method*status_codebody_mutatesidempotency_key_present
Classify whether a failed HTTP-style call is safe to auto-retry
util_return_pct end*start*
Compute percent return between start and end values.
util_revenue_concentration accounts*
Measure top-account and top-three revenue concentration without returning account values.
util_reverse_string text*
Delx first-party micro-utility util_reverse_string at $0.001 USDC.
util_rfq_crypto_template need*budget_usdc
Fill a Demand Board RFQ template for crypto math needs
util_rgb_to_hex b*g*r*
Convert RGB channels to #rrggbb
util_risk_parity_weights returns*
Inverse-vol risk parity weights from return series
util_risk_reward stop*take*entry*
Risk–reward ratio = reward / risk for stop/target geometry
util_robots_allow_path path*robots_txt*user_agent
Check path allow/disallow against caller-held robots.txt rules
util_robots_directive_merge generic*agent_specific*
merges generic and named-agent robots directives with specific precedence using only bounded caller-supplied values. Call when you need a bounded robots directive merge result befo…
util_robots_inspect url*timeout
Read robots.txt rules and sitemap declarations before crawling or indexing a domain.
util_robots_meta_parse content*
parses robots meta directives into normalized index and follow decisions using only bounded caller-supplied values. Call when you need a bounded robots meta parse result before acc…
util_robots_path_budget robots*
Count allow/disallow rules from robots.txt text
util_roi_on_margin pnl*margin*
Return on margin for a realized or mark PnL
util_roman_to_int roman*
Delx first-party micro-utility util_roman_to_int at $0.001 USDC.
util_rot13 text*
Apply ROT13 to Latin letters in text.
util_round_n value*digits
Round a number to N decimal places
util_rrule_daily_next n*from_ts*interval_days*
Next N daily fires from a DAILY RRULE-like interval
util_runway cash*monthly_burn*
Calculate static cash runway from cash and monthly burn.
util_safe_div a*b*
Divide a/b with ok flag when b!=0
util_saturation_ratio capacity*in_flight*
Compute capacity saturation from in-flight work and capacity.
util_schema_inference records*
Infer observed field types and nullability from bounded JSON records.
util_score_clip maxminscore*
Clip a score into an inclusive numeric range.
util_seconds_to_hms seconds*
Convert seconds to HH:MM:SS
util_secret_exposure_scan text*
Detect likely credentials and private keys without returning their values.
util_security_headers_score headers*
Score the presence of five high-value browser security headers.
util_security_surface_compose dns_ok*tls_ok*headers_ok*
Compose DNS/TLS/header signal booleans into a surface score
util_security_txt_inspect url*timeout
Find security.txt contacts, disclosure policy, and trust links for a domain.
util_seeded_ab_assignment seed*subject*weight_a*
assigns a stable subject to A or B using caller weights using only bounded caller-supplied values. Call when you need a bounded seeded ab assignment result when an agent needs a re…
util_seeded_backoff_schedule seed*factor*base_ms*attempts*jitter_fraction*
builds a reproducible jittered exponential backoff schedule using only bounded caller-supplied values. Call when you need a bounded seeded backoff schedule result when an agent nee…
util_seeded_balanced_groups seed*items*group_count*
distributes items reproducibly across near-equal groups using only bounded caller-supplied values. Call when you need a bounded seeded balanced groups result when an agent needs a…
util_seeded_batch_order seed*batch_ids*
orders batch identifiers reproducibly for replayable processing using only bounded caller-supplied values. Call when you need a bounded seeded batch order result when an agent need…
util_seeded_bootstrap_sample seed*item_count*sample_count*
samples indices with replacement for a reproducible bootstrap set using only bounded caller-supplied values. Call when you need a bounded seeded bootstrap sample result when an age…
util_seeded_canary_sequence seed*subjects*stage_sizes*
orders subjects reproducibly for a staged canary rollout using only bounded caller-supplied values. Call when you need a bounded seeded canary sequence result when an agent needs a…
util_seeded_candidate_subset seed*count*candidates*
selects a reproducible candidate subset while preserving original order using only bounded caller-supplied values. Call when you need a bounded seeded candidate subset result when…
util_seeded_coin_flip seed*flips*
generates a reproducible sequence of binary outcomes using only bounded caller-supplied values. Call when you need a bounded seeded coin flip result when an agent needs a reproduci…
util_seeded_color_hex seed*
selects a reproducible display color without claiming accessibility using only bounded caller-supplied values. Call when you need a bounded seeded color hex result when an agent ne…
util_seeded_consistent_shard key*seed*shard_count*
maps a stable key to one shard without mutable state using only bounded caller-supplied values. Call when you need a bounded seeded consistent shard result when an agent needs a re…
util_seeded_derangement seed*items*
finds a reproducible permutation where no item keeps its position using only bounded caller-supplied values. Call when you need a bounded seeded derangement result when an agent ne…
util_seeded_dice_roll dice*seed*sides*
rolls bounded virtual dice reproducibly for simulations using only bounded caller-supplied values. Call when you need a bounded seeded dice roll result when an agent needs a reprod…
util_seeded_feature_bucket seed*subject*bucket_count*
maps a stable subject to an integer feature bucket using only bounded caller-supplied values. Call when you need a bounded seeded feature bucket result when an agent needs a reprod…
util_seeded_grid_point seed*width*height*
selects a reproducible integer coordinate inside rectangular bounds using only bounded caller-supplied values. Call when you need a bounded seeded grid point result when an agent n…
util_seeded_holdout_assignment seed*subject*holdout_fraction*
assigns a stable subject to holdout or treatment using only bounded caller-supplied values. Call when you need a bounded seeded holdout assignment result when an agent needs a repr…
util_seeded_jitter_ms seed*base_ms*jitter_fraction*
adds reproducible bounded jitter to a base delay using only bounded caller-supplied values. Call when you need a bounded seeded jitter ms result when an agent needs a reproducible…
util_seeded_kfold_split seed*folds*item_count*
assigns item indices to reproducible cross-validation folds using only bounded caller-supplied values. Call when you need a bounded seeded kfold split result when an agent needs a…
util_seeded_load_spread jobs*seed*workers*
assigns jobs reproducibly across workers with near-even counts using only bounded caller-supplied values. Call when you need a bounded seeded load spread result when an agent needs…
util_seeded_lottery_draw seed*labels*draw_count*
draws unique labels reproducibly from a caller-owned pool without monetary claims using only bounded caller-supplied values. Call when you need a bounded seeded lottery draw result…
util_seeded_matrix_cell rows*seed*columns*
selects one reproducible row and column inside matrix bounds using only bounded caller-supplied values. Call when you need a bounded seeded matrix cell result when an agent needs a…
util_seeded_multivariate_assignment seed*subject*weights*variants*
assigns a stable subject to one weighted variant using only bounded caller-supplied values. Call when you need a bounded seeded multivariate assignment result when an agent needs a…
util_seeded_nonce_decimal seed*maximum*minimum*
derives a reproducible non-security decimal nonce inside bounds using only bounded caller-supplied values. Call when you need a bounded seeded nonce decimal result when an agent ne…
util_seeded_pairing seed*participants*
creates reproducible non-overlapping pairs and reports an optional bye using only bounded caller-supplied values. Call when you need a bounded seeded pairing result when an agent n…
util_seeded_partition seed*items*partitions*
assigns each caller item reproducibly into a named partition using only bounded caller-supplied values. Call when you need a bounded seeded partition result when an agent needs a r…
util_seeded_passphrase_words seed*count*words*
selects reproducible words from a caller list for non-secret labels using only bounded caller-supplied values. Call when you need a bounded seeded passphrase words result when an a…
util_seeded_percentage_rollout seed*subject*percentage*
evaluates stable inclusion in a percentage rollout using only bounded caller-supplied values. Call when you need a bounded seeded percentage rollout result when an agent needs a re…
util_seeded_permutation_index seed*permutation_count*
selects one reproducible permutation index within a caller count using only bounded caller-supplied values. Call when you need a bounded seeded permutation index result when an age…
util_seeded_priority_order seed*tasks*
orders equal-priority tasks reproducibly using only bounded caller-supplied values. Call when you need a bounded seeded priority order result when an agent needs a reproducible dec…
util_seeded_queue_pick seed*queues*
selects one queue reproducibly from available queue names using only bounded caller-supplied values. Call when you need a bounded seeded queue pick result when an agent needs a rep…
util_seeded_random_bytes_hex seed*byte_count*
returns reproducible non-cryptographic bytes encoded as hex using only bounded caller-supplied values. Call when you need a bounded seeded random bytes hex result when an agent nee…
util_seeded_random_float seed*count*maximum*minimum*
returns reproducible floats inside caller bounds using only bounded caller-supplied values. Call when you need a bounded seeded random float result when an agent needs a reproducib…
util_seeded_random_sample seed*count*items*
Select a reproducible sample without replacement from a bounded caller-supplied list.
util_seeded_range_sequence seed*count*maximum*minimum*
generates unique reproducible integers from a bounded range using only bounded caller-supplied values. Call when you need a bounded seeded range sequence result when an agent needs…
util_seeded_rendezvous_rank key*seed*nodes*
ranks nodes for a key using reproducible rendezvous hashing using only bounded caller-supplied values. Call when you need a bounded seeded rendezvous rank result when an agent need…
util_seeded_reservoir_sample seed*count*items*
selects a bounded reproducible sample from caller items using only bounded caller-supplied values. Call when you need a bounded seeded reservoir sample result when an agent needs a…
util_seeded_round_robin_start seed*member_count*
chooses a reproducible starting index for round-robin rotation using only bounded caller-supplied values. Call when you need a bounded seeded round robin start result when an agent…
util_seeded_sample_indices seed*count*population_size*
samples unique zero-based indices from a population size using only bounded caller-supplied values. Call when you need a bounded seeded sample indices result when an agent needs a…
util_seeded_sample_with_replacement seed*count*items*
samples caller items reproducibly with replacement using only bounded caller-supplied values. Call when you need a bounded seeded sample with replacement result when an agent needs…
util_seeded_schedule_offset seed*window_seconds*
selects a reproducible offset inside a scheduling window using only bounded caller-supplied values. Call when you need a bounded seeded schedule offset result when an agent needs a…
util_seeded_shuffle seed*items*
produces a reproducible permutation of caller items using only bounded caller-supplied values. Call when you need a bounded seeded shuffle result when an agent needs a reproducible…
util_seeded_stratified_split seed*labels*test_fraction*
splits labeled items while preserving per-label proportions using only bounded caller-supplied values. Call when you need a bounded seeded stratified split result when an agent nee…
util_seeded_tie_break seed*candidates*
breaks a tie reproducibly among equally scored candidates using only bounded caller-supplied values. Call when you need a bounded seeded tie break result when an agent needs a repr…
util_seeded_time_slot_pick seed*slots*
selects a reproducible slot from caller-provided time labels using only bounded caller-supplied values. Call when you need a bounded seeded time slot pick result when an agent need…
util_seeded_token seed*length*alphabet*
builds a reproducible non-secret token from a caller alphabet using only bounded caller-supplied values. Call when you need a bounded seeded token result when an agent needs a repr…
util_seeded_train_test_split seed*items*test_fraction*
splits items into reproducible train and test sets using only bounded caller-supplied values. Call when you need a bounded seeded train test split result when an agent needs a repr…
util_seeded_uuid name*seed*namespace*
derives a reproducible UUID-shaped identifier from seed and namespace text using only bounded caller-supplied values. Call when you need a bounded seeded uuid result when an agent…
util_seeded_weighted_choice seed*items*weights*
selects one item using non-negative caller weights using only bounded caller-supplied values. Call when you need a bounded seeded weighted choice result when an agent needs a repro…
util_seeded_weighted_partition seed*items*weights*partitions*
assigns items to partitions using reproducible capacity weights using only bounded caller-supplied values. Call when you need a bounded seeded weighted partition result when an age…
util_seeded_weighted_sample seed*count*items*weights*
samples unique items using caller weights without replacement using only bounded caller-supplied values. Call when you need a bounded seeded weighted sample result when an agent ne…
util_seeded_window_pick seed*items*window_size*
selects a reproducible contiguous window from caller items using only bounded caller-supplied values. Call when you need a bounded seeded window pick result when an agent needs a r…
util_seeded_winners_without_replacement seed*candidates*winner_count*
draws an ordered reproducible winner list without replacement using only bounded caller-supplied values. Call when you need a bounded seeded winners without replacement result when…
util_selector_extract calldata*
Extract the 4-byte function selector from calldata hex.
util_semver_bump changes*
Recommend a semantic-version bump from explicit change signals.
util_semver_compare a*b*
Compare two semantic versions (major.minor.patch).
util_semver_compare_lite a*b*
Compare two semver triples (-1,0,1)
util_semver_parts version*
Parse major.minor.patch from a semver string
util_sentence_case text*
Delx first-party micro-utility util_sentence_case at $0.001 USDC.
util_server_timing_parse header*
parses bounded Server-Timing metrics and durations using only bounded caller-supplied values. Call when you need a bounded server timing parse result before accepting, caching, red…
util_set_diff a*b*
Set difference a - b
util_set_intersect a*b*
Set intersection of two lists
util_set_union a*b*
Set union of two lists (order-preserving)
util_sha1_hex text*
SHA-1 hex digest of text
util_sha256_hex text*
SHA-256 hex digest of text
util_shares_from_budget price*budget*
Shares purchasable for a budget at a given share price
util_sharpe_lite returns*
Lite Sharpe = mean/stdev of a return sample (no rf, sample)
util_sigmoid x*
Sigmoid 1/(1+e^{−x}) back to probability space
util_signal_threshold loweruppervalue*
Classify a signal against optional upper and lower thresholds.
util_sign_n value*
Sign of a number (-1, 0, 1)
util_similarity a*b*
Normalized Levenshtein similarity between two strings.
util_sitemap_changefreq_check changefreq*
classifies a sitemap changefreq token against the defined vocabulary using only bounded caller-supplied values. Call when you need a bounded sitemap changefreq check result before…
util_sitemap_entry_validate entry*
checks one sitemap URL entry for required location and bounded metadata using only bounded caller-supplied values. Call when you need a bounded sitemap entry validate result before…
util_sitemap_lastmod_freshness now_epoch*lastmod_epoch*maximum_age_seconds*
calculates sitemap lastmod age against a caller freshness budget using only bounded caller-supplied values. Call when you need a bounded sitemap lastmod freshness result before acc…
util_sitemap_probe url*timeout
Check sitemap and crawl-structure hints fast to see how a site exposes crawlable structure.
util_skill_md_stub title*tool_names*
Generate a minimal skill.md body for a product cluster
util_sla_breach_count sla_ms*samples_ms*
Count SLA breaches in a latency sample against a millisecond threshold.
util_sla_budget_remaining now_ts*deadline_ts*
Remaining SLA seconds from deadline and now
util_slippage_bps mid*fill*
Slippage in basis points versus mid for execution reports
util_slippage_pct mid*fill*
Slippage percent of expected mid versus fill/impact price
util_slo_compliance good_events*total_events*target_percent
Measure achieved reliability against an SLO target from good and total events.
util_slug_from_url url*
Delx first-party micro-utility util_slug_from_url at $0.001 USDC.
util_slugify text*lowercaseseparatormax_length
Convert text to a URL-safe slug.
util_slugify_lite text*
Slugify text to lowercase hyphen form
util_slug_validate slug*max_len
Validate a URL/product slug against a safe lowercase hyphen pattern
util_snake_to_camel text*
Convert snake_case identifiers to lowerCamelCase
util_sortino_lite returns*
Lite Sortino using downside stdev of negative returns
util_sort_keys object*
Sort object keys lexicographically so serialized payloads hash consistently
util_sort_lines text*
Sort lines of text (optionally numeric or reverse).
util_soundex text*
Delx first-party micro-utility util_soundex at $0.001 USDC.
util_spf_record_flags spf*
Detect common SPF mechanisms present in a TXT record
util_split_lines text*
Split text into lines
util_spread_abs ask*bid*
Absolute bid–ask spread for liquidity snapshots
util_spread_bps ask*bid*
Compute mid price and bid-ask spread in basis points.
util_spread_pct ask*bid*
Bid–ask spread as percent of mid for cross-asset compare
util_sql_injection_scan text*
Screen untrusted text for common SQL-injection signals without echoing it.
util_ssrf_url_audit url*
Screen a URL for private hosts, unsafe schemes, and embedded credentials.
util_stable_hash text*
Canonical SHA-256 of JSON-stable payload
util_starts_with text*prefix*
Check whether text starts with a prefix
util_status_class status_code*
Classify an HTTP status code into family with retry hint
util_status_retry_classify method*status*retry_statuses*
classifies whether a method and status pair is retryable under caller policy using only bounded caller-supplied values. Call when you need a bounded status retry classify result be…
util_stdev values*
Delx first-party micro-utility util_stdev at $0.001 USDC.
util_step_budget_plan steps*weightstotal_budget_ms*
Allocate a total millisecond budget across ordered workflow steps using optional weights.
util_stop_loss_pct pct*side*entry*
Stop-loss price from entry and stop percent move
util_string_pad fillsidetext*width*
Pad a string to a target width with a fill character
util_string_trunc text*ellipsismax_chars
Truncate a string to max_chars with optional ellipsis
util_strip_accents text*
Delx first-party micro-utility util_strip_accents at $0.001 USDC.
util_strip_html_lite text*
Strip HTML tags from caller-held markup
util_structured_log_summary log_text*
Summarize log severity and hashed error fingerprints without returning sensitive error lines.
util_success_rate total*success*
Compute success and failure rates from success and total counts.
util_sum_n values*
Sum of a numeric list
util_swap_case text*
Swap the letter case of caller-supplied text
util_take_profit_pct pct*side*entry*
Take-profit price from entry and target percent move
util_task_priority_score effort*impact*urgency*
Score task priority from urgency, impact, and effort into an ordered band.
util_temp_c_to_f celsius*
Convert Celsius to Fahrenheit
util_temp_f_to_c fahrenheit*
Convert Fahrenheit to Celsius
util_text_chunk_plan text*overlapchunk_size*
Plan overlapping character chunks for RAG without storing the text.
util_text_reverse text*
Reverse a text string to build a replayable transformation fixture
util_text_sha256 text*
SHA-256 hex digest of UTF-8 text
util_text_truncate text*max_length*
Truncate text to a max length with optional ellipsis.
util_ticker_canonicalize ticker*
Canonicalize a ticker symbol and split common base/quote separators.
util_timeout_budget steps*total_ms*reserved_ms
Split a total timeout into per-step budgets after reserved overhead.
util_time_series_gap_scan timestamps*expected_seconds*
Detect gaps larger than an expected interval in ISO-8601 timestamps.
util_timestamp_align timestamps*interval_seconds*
Align ISO-8601 timestamps down to fixed UTC interval buckets.
util_timestamp_convert toinput*
Convert between timestamp formats: Unix epoch, ISO 8601, and human-readable.
util_timezone_lookup attimezone*
Resolve an IANA timezone to offset, abbreviation, DST flag, and local time for a given instant (or now).
util_title_case text*
Delx first-party micro-utility util_title_case at $0.001 USDC.
util_title_words text*
Title-case words for headings and display labels
util_tls_inspect url*timeout
Inspect TLS issuer, subject, SANs, and expiry to check trust and renewal risk.
util_token_amount_to_raw amount*decimals*
Scale human token amounts by decimals into on-chain raw units
util_token_budget_split total_tokens*system_tokensreserved_output_tokens
Split a model token budget into system, output reserve, and available input.
util_token_echo_1 text*
Echo text with length (probe channel 1)
util_token_echo_2 text*
Echo text with length (probe channel 2)
util_token_estimate text*model
Estimate token count for text. Uses word/4 heuristic (GPT-family) and char/4 (Claude-family).
util_token_raw_to_amount raw*decimals*
Scale raw token units by decimals into human-readable amounts
util_tool_permission_audit allowed*requested*
Compare requested agent tools with an explicit least-privilege allowlist.
util_transfer_encoding_check header*
checks transfer-coding order and whether chunked appears only last using only bounded caller-supplied values. Call when you need a bounded transfer encoding check result before acc…
util_trim_collapse text*
Trim ends and collapse internal whitespace runs to single spaces
util_truncate_middle text*max_chars*
Truncate long text in the middle with an ellipsis
util_tsv_row fields*
Join fields into a TSV row
util_twap_simple prices*
Simple average of price samples for a light TWAP mark
util_tx_hash_format_check tx_hash*
Validate 0x + 64 hex transaction hash shape
util_tx_hash_validate tx_hash*
Validate a 32-byte transaction hash format and normalize casing.
util_tx_value_eth wei*
Convert a transaction value wei field into ether for display
util_tz_offset_fixed offset_minutes*
Format a fixed UTC offset as ±HH:MM
util_ulid_generate count
Generate one or more Crockford Base32 ULIDs.
util_unique_sorted items*
Unique and sort a JSON list
util_unique_words text*
Delx first-party micro-utility util_unique_words at $0.001 USDC.
util_unit_convert valueto_unitfrom_unitconversions
Convert values between units (length, mass, volume, time, data, temperature). Supports one conversion or a batch of up to 100.
util_unit_economics cost*price*
Calculate gross profit and margin from per-unit price and cost.
util_unix_now
Delx first-party micro-utility util_unix_now at $0.001 USDC.
util_unix_to_iso unix*
Convert unix seconds to ISO-8601 Z
util_unrealized_pnl mark*size*entry*
Unrealized PnL versus mark from entry and size
util_unslugify_lite text*
Turn slugs into Title Case words
util_url_allowlist_match url*allowlist*
Match a URL against host/path allowlist patterns before egress
util_url_canonical_compare left*right*
compares URLs after scheme, host, port, path, and query normalization using only bounded caller-supplied values. Call when you need a bounded url canonical compare result before ac…
util_url_decode_safe text*
Percent-decode text
util_url_encode text*
URL-encode or URL-decode text.
util_url_encode_component text*
Delx first-party micro-utility util_url_encode_component at $0.001 USDC.
util_url_encode_safe text*
Percent-encode text for query components
util_url_health url*timeout
Check if a URL is reachable. Returns HTTP status, latency, and key headers.
util_url_join base*path
Join a base URL with a relative path or href.
util_url_origin url*
Extract scheme://host[:port] origin from a URL without network access
util_url_parse url*
Delx first-party micro-utility util_url_parse at $0.001 USDC.
util_url_parts url*
Split a URL into scheme/netloc/path/query/fragment
util_url_path_normalize url*
Normalize URL scheme, host casing, and path slashes without fetching.
util_url_port_policy_check url*allowed_ports*
checks a URL effective port against a caller allowlist using only bounded caller-supplied values. Call when you need a bounded url port policy check result before accepting, cachin…
util_url_query_param_diff after_url*before_url*
finds added, removed, and changed query parameters between URLs using only bounded caller-supplied values. Call when you need a bounded url query param diff result before accepting…
util_url_redirect_target_check target*base_url*allowed_hosts*allowed_schemes*
checks a redirect target against allowed schemes and hosts using only bounded caller-supplied values. Call when you need a bounded url redirect target check result before accepting…
util_url_tracking_param_strip url*parameters*
removes caller-selected tracking parameters while preserving the rest using only bounded caller-supplied values. Call when you need a bounded url tracking param strip result before…
util_usdc_raw_to_amount raw*
Convert 6-decimal USDC raw units into human USDC amounts
util_usdc_to_raw usdc*
Convert USDC human amounts into 6-decimal raw units used on-chain
util_usgs_quake_stub_parse properties*
Parse magnitude/place from a USGS-like feature properties object
util_us_market_holiday_check date*
Check if a YYYY-MM-DD is in a static US market holiday set
util_uuid_generate count
Generate one or more UUIDv4 strings.
util_values_types object*
Map object keys to JSON type names
util_vary_header_normalize header*
normalizes and deduplicates Vary header field names using only bounded caller-supplied values. Call when you need a bounded vary header normalize result before accepting, caching,…
util_vesting_remaining total*end_ts*now_ts*cliff_tsstart_ts*
Remaining unlock amount for linear vesting with optional cliff
util_vin_decode vin*
Decode a 17-character VIN via NHTSA vPIC into make, model, year, body class, and related fields with attribution.
util_volatility_sample returns*periods_per_year
Estimate descriptive sample volatility from caller-supplied returns.
util_vwap_simple samples*
Volume-weighted average price from price/size samples
util_webhook_delivery_plan event*
Produce a signature, idempotency, acknowledgement, and retry plan for webhooks.
util_webhook_event_normalize event*
Normalize heterogeneous webhook events and derive a stable payload fingerprint.
util_webhook_signature_timestamp_check now_epoch*timestamp_epoch*maximum_age_seconds*maximum_future_skew_seconds*
checks webhook timestamp age and future skew before signature verification using only bounded caller-supplied values. Call when you need a bounded webhook signature timestamp check…
util_website_intelligence_report url*timeout
Composite website intelligence report with page, social, link, form, feed, and contact signals.
util_weekday_name iso*
Weekday name from ISO date
util_wei_ether_convert amount*direction
Convert between wei and ether using fixed 1e18 scaling without RPC.
util_weighted_choice items*weights
Pick one item from a list using non-negative weights
util_weight_normalize weights*
Normalize non-negative weights so they sum to one when possible.
util_wei_to_eth wei*
Scale wei integer strings into ether for dashboards and receipts
util_wei_to_gwei wei*
Convert wei integer strings into gwei for readable gas quotes
util_win_rate pnls*
Win rate from wins and total trades
util_wmi_decode wmi*
Decode a 3-character WMI (World Manufacturer Identifier) via NHTSA vPIC into manufacturer and vehicle type.
util_word_count text*
Count words, characters, lines and paragraphs in text.
util_word_frequency text*
Delx first-party micro-utility util_word_frequency at $0.001 USDC.
util_workflow_gate checks*required
Gate a workflow on an explicit boolean check map before side effects.
util_wrap_text text*
Delx first-party micro-utility util_wrap_text at $0.001 USDC.
util_www_authenticate_parse header*
parses an authentication challenge scheme and bounded parameters using only bounded caller-supplied values. Call when you need a bounded www authenticate parse result before accept…
util_x402_accepts_rank accepts*preferred_assets*preferred_networks*
ranks challenge accepts entries against buyer network and asset preferences using only bounded caller-supplied values. Call when you need a bounded x402 accepts rank result before…
util_x402_amount_budget_check amount_raw*maximum_raw*
checks challenge raw amount against an exact buyer call budget using only bounded caller-supplied values. Call when you need a bounded x402 amount budget check result before paying…
util_x402_asset_match asset*supported_assets*
compares a challenge asset identifier with buyer-supported assets using only bounded caller-supplied values. Call when you need a bounded x402 asset match result before paying for…
util_x402_catalog_route_check route*
checks one catalog route for tool, method, path, and positive price using only bounded caller-supplied values. Call when you need a bounded x402 catalog route check result before p…
util_x402_challenge_shape_check challenge*
checks required top-level fields in a caller-supplied payment challenge using only bounded caller-supplied values. Call when you need a bounded x402 challenge shape check result be…
util_x402_challenge_version_check version*supported_versions*
compares challenge protocol version with supported versions using only bounded caller-supplied values. Call when you need a bounded x402 challenge version check result before payin…
util_x402_copy_completeness_check description*service_name*minimum_length*
checks product copy for service name, job, outcome, limitation, and minimum length using only bounded caller-supplied values. Call when you need a bounded x402 copy completeness ch…
util_x402_delivery_content_type_check accepted*content_type*
compares delivery content type with buyer-accepted media types using only bounded caller-supplied values. Call when you need a bounded x402 delivery content type check result befor…
util_x402_delivery_hash_check text*expected_sha256*
verifies delivered text against a caller-supplied sha-256 digest using only bounded caller-supplied values. Call when you need a bounded x402 delivery hash check result before payi…
util_x402_delivery_latency_check latency_ms*maximum_ms*
checks observed delivery latency against a buyer SLA using only bounded caller-supplied values. Call when you need a bounded x402 delivery latency check result before paying for or…
util_x402_delivery_receipt_check receipt*
checks receipt fields for payment id, resource, amount, and delivery status using only bounded caller-supplied values. Call when you need a bounded x402 delivery receipt check resu…
util_x402_delivery_schema_check result*required_fields*
checks delivered object fields against a caller-required field list using only bounded caller-supplied values. Call when you need a bounded x402 delivery schema check result before…
util_x402_delivery_size_check result*maximum_bytes*
checks serialized result byte size against a buyer limit using only bounded caller-supplied values. Call when you need a bounded x402 delivery size check result before paying for o…
util_x402_delivery_status_check status*accepted_statuses*
classifies delivery HTTP status against accepted success codes using only bounded caller-supplied values. Call when you need a bounded x402 delivery status check result before payi…
util_x402_discovery_parity_check catalog_tools*openapi_tools*runtime_tools*portfolio_tools*
compares tool-name sets from catalog, OpenAPI, portfolio, and runtime using only bounded caller-supplied values. Call when you need a bounded x402 discovery parity check result bef…
util_x402_idempotency_check payment_key*delivery_key*
compares payment and delivery idempotency keys for one operation using only bounded caller-supplied values. Call when you need a bounded x402 idempotency check result before paying…
util_x402_lifecycle_reconcile settlement_ref*delivery_receipt*payment_response*payment_requirement*
Verify an x402 purchase actually settled and delivered what you paid for: submit bounded, non-secret metadata for the payment requirement, payment response, delivery receipt and se…
util_x402_live_probe url*capability
Verify any third-party x402 endpoint is alive and correctly configured before paying it: a bounded GET/402 preflight fetches the payment contract, checks reachability and response…
util_x402_network_match network*supported_networks*
compares a challenge network identifier with buyer-supported networks using only bounded caller-supplied values. Call when you need a bounded x402 network match result before payin…
util_x402_openapi_route_check operation*
checks one OpenAPI operation for tool id, request schema, and 402 response using only bounded caller-supplied values. Call when you need a bounded x402 openapi route check result b…
util_x402_payment_deadline_check now_epoch*deadline_epoch*maximum_lead_seconds*minimum_lead_seconds*
checks payment authorization deadline against caller time budgets using only bounded caller-supplied values. Call when you need a bounded x402 payment deadline check result before…
util_x402_payment_header_shape header*
checks a caller-supplied payment header for bounded base64 or JSON shape using only bounded caller-supplied values. Call when you need a bounded x402 payment header shape result be…
util_x402_payment_nonce_check nonce*seen_nonces*minimum_length*
checks a payment nonce for presence, length, and caller-known reuse using only bounded caller-supplied values. Call when you need a bounded x402 payment nonce check result before p…
util_x402_payment_payload_size payload*maximum_bytes*
checks serialized payment payload bytes against a buyer limit using only bounded caller-supplied values. Call when you need a bounded x402 payment payload size result before paying…
util_x402_payment_preflight requirements*asset_decimalsmax_amount_usdc*allowed_networks*now_epoch_secondsmin_expiry_seconds
Evaluate caller-supplied x402 accepts against price, network, recipient, scheme, and optional expiry policy.
util_x402_payment_replay_key nonce*payer*resource*
derives a stable non-secret replay-detection key from payment metadata using only bounded caller-supplied values. Call when you need a bounded x402 payment replay key result before…
util_x402_pay_to_match pay_to*expected*
compares challenge pay-to address with an expected merchant address using only bounded caller-supplied values. Call when you need a bounded x402 pay to match result before paying f…
util_x402_portfolio_route_check product*
checks one portfolio entry for ownership, economics, resource, and discoverability using only bounded caller-supplied values. Call when you need a bounded x402 portfolio route chec…
util_x402_price_drift_check advertised_raw*challenged_raw*maximum_drift_raw*
compares advertised and challenged raw prices against a tolerance using only bounded caller-supplied values. Call when you need a bounded x402 price drift check result before payin…
util_x402_refund_amount_check settled_raw*requested_raw*
compares requested refund raw amount with original settled amount using only bounded caller-supplied values. Call when you need a bounded x402 refund amount check result before pay…
util_x402_refund_deadline_check window_seconds*settled_at_epoch*requested_at_epoch*
checks a refund request timestamp against a policy window using only bounded caller-supplied values. Call when you need a bounded x402 refund deadline check result before paying fo…
util_x402_refund_eligibility_check settled*delivered*failure_code*eligible_codes*
evaluates caller-supplied delivery outcome against explicit refund reasons using only bounded caller-supplied values. Call when you need a bounded x402 refund eligibility check res…
util_x402_refund_receipt_check receipt*
checks caller-supplied refund receipt identifiers, amount, and status using only bounded caller-supplied values. Call when you need a bounded x402 refund receipt check result befor…
util_x402_registry_route_check route*
checks one runtime registry entry for tool, path, method, and upstream using only bounded caller-supplied values. Call when you need a bounded x402 registry route check result befo…
util_x402_resource_match expected*resource*
compares challenge resource URL with the intended paid resource using only bounded caller-supplied values. Call when you need a bounded x402 resource match result before paying for…
util_x402_resource_summary url*timeout
Summarize a server's .well-known/x402 resources, pricing surface, networks, and paths.
util_x402_response_header_shape header*
checks a payment-response header for bounded base64 or JSON shape using only bounded caller-supplied values. Call when you need a bounded x402 response header shape result before p…
util_x402_retry_safety_check payment_settled*delivery_received*idempotency_key_present*
checks whether retrying after challenge or delivery failure risks double settlement using only bounded caller-supplied values. Call when you need a bounded x402 retry safety check…
util_x402_scheme_select schemes*supported_schemes*
selects the first buyer-supported payment scheme from challenge options using only bounded caller-supplied values. Call when you need a bounded x402 scheme select result before pay…
util_x402_server_audit url*timeout
Audit an x402 server with discovery, pricing, reliability, and documentation readiness signals.
util_x402_server_probe url*timeout
Probe an x402 server end-to-end: discovery, status, tools, reliability, and OpenAPI.
util_x402_settlement_amount_check settled_raw*accepted_raw*
compares settled raw amount with the accepted challenge amount using only bounded caller-supplied values. Call when you need a bounded x402 settlement amount check result before pa…
util_x402_settlement_network_check accepted_network*settlement_network*
compares settlement chain with the accepted challenge network using only bounded caller-supplied values. Call when you need a bounded x402 settlement network check result before pa…
util_x402_settlement_recipient_check pay_to*recipient*
compares settlement recipient with the accepted pay-to address using only bounded caller-supplied values. Call when you need a bounded x402 settlement recipient check result before…
util_x402_settlement_tx_shape network*transaction*
checks a settlement transaction identifier for expected chain shape using only bounded caller-supplied values. Call when you need a bounded x402 settlement tx shape result before p…
util_x402_timeout_check now_epoch*expires_epoch*minimum_lead_seconds*
checks challenge expiration and minimum buyer processing time using only bounded caller-supplied values. Call when you need a bounded x402 timeout check result before paying for or…
util_x402_verified_directory capability*
Find live x402 endpoints worth paying, by capability: returns only endpoints Delx has live-probed, each with liveness score, last-observed timestamp, observed price, response-shape…
util_x_content_type_options_check value*
checks whether X-Content-Type-Options is exactly nosniff using only bounded caller-supplied values. Call when you need a bounded x content type options check result before acceptin…
util_x_forwarded_for_chain header*
normalizes a proxy chain without deciding whether an address is trusted using only bounded caller-supplied values. Call when you need a bounded x forwarded for chain result before…
util_xml_escape text*
XML-escape text for safe embedding
util_xss_signal_scan text*
Screen untrusted text for common cross-site scripting signals without echoing it.
util_zip_keys_values keys*values*
Zip key and value lists into an object
wellness_webhook eventsagent_idthresholdsession_id*agent_tokencallback_url* +2
Subscribe to proactive reliability alerts to reduce polling overhead. Pricing is dynamic; check /api/v1/tools.