What tools does the x402-receipt-verifier MCP server provide?

x402-receipt-verifier exposes 2 tools: payer_spend_health, verify_payment_receipt. This list was returned by the running server when we connected to it.

Does x402-receipt-verifier require an API key?

No. x402-receipt-verifier answered a tools/list request without credentials.

How do I install x402-receipt-verifier?

Run: claude mcp add --transport http x402-receipt-verifier https://x402-receipt-verifier-325572559480.us-central1.run.app/mcp. One-click install links for Cursor and VS Code are also available on the server's page.

Connection check verified live · 27h ago

x402-receipt-verifier

Audits NEXUS's own x402 payment logs against its own delivery logs and issues a signed proof-of-deli

Finance & crypto Monitoring & observability Maps, weather & location

Install

Remote (HTTP)

claude mcp add --transport http x402-receipt-verifier https://x402-receipt-verifier-325572559480.us-central1.run.app/mcp

Tools 2

GitHub stars —

Installs / wk —

Licence —

Transport streamable-http

Last checked 27h ago

Tools & capabilities

2 tools

Read from the running server on 27h ago.

payer_spend_health asset_name*lookback_dayspayer_address*

Aggregate delivery-confirmation rate for one payer address on one NEXUS asset over lookback_days. verdict is SUMMARY (with delivery_rate) or NO_PAYMENTS_FOUND.

verify_payment_receipt asset_name*claimed_at*payer_address*window_secondsclaimed_amount_usd*

Audits one x402 payment against NEXUS's own delivery logs (its own assets only) and returns a signed receipt. verdict is one of VERIFIED_DELIVERY, PAYMENT_NO_DELIVERY, PAYMENT_NOT_…

Context cost

Light

Connecting this server adds 2 tool definitions to every request — roughly 180 tokens before you ask anything.

Adds little to your context. Safe to keep connected.

Estimated at ~90 tokens per tool. Actual size varies with schema complexity — treat this as an order of magnitude, not a measurement.

both mention “receipt” · 45 tools

nexus-2 verified live · 27h ago

both mention “nexus” · 6 tools

impocor-ai-nexus verified live · 27h ago

both mention “nexus” · 6 tools

nexus auth required

both mention “nexus”

ha-nexus-agent local install

both mention “nexus”

n2n-nexus local install

both mention “nexus” · 23 tools

Ranked by shared tools where both expose an inventory, otherwise by shared wording.

Source & links

Repository: nexus-mcp-infra/x402-receipt-verifier
Registry: io.github.nexus-mcp-infra/x402-receipt-verifier
Endpoint: https://x402-receipt-verifier-325572559480.us-central1.run.app/mcp
Sources: registry