What tools does the preflight MCP server provide?

preflight exposes 2 tools: delta_peek, delta_preflight. This list was returned by the running server when we connected to it.

Does preflight require an API key?

No. preflight answered a tools/list request without credentials.

How do I install preflight?

Run: claude mcp add --transport http preflight https://butterflydelta.com/api/mcp. One-click install links for Cursor and VS Code are also available on the server's page.

Connection check verified live · 20h ago

preflight

Signed exact-order pre-submit gate for crypto bots using live Coinbase and Gemini execution data.

Finance & crypto Web search & scraping

Install

Remote (HTTP)

claude mcp add --transport http preflight https://butterflydelta.com/api/mcp

Tools 2

GitHub stars —

Installs / wk —

Licence —

Transport streamable-http

Last checked 20h ago

Tools & capabilities

2 tools

Read from the running server on 20h ago.

delta_peek trade*

Free. Check whether a USD spot pair is covered and inspect the exact $0.01 Base USDC preflight price before paying.

delta_preflight trade*

Paid via x402 or MPP: $0.01 USDC on Base. Send the exact order venue, side, and size immediately before submission to obtain a signed PASS, BLOCK, or UNKNOWN from live availability…