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mcp/harbor
Verified official

x402 Preflight MCP

v1.0.1

io.github.chico10117/x402-preflight

Inspect and validate an x402 endpoint before an autonomous agent spends USDC.

transport:streamable-http
View source

Target client

run in your project directory 

claude mcp add --transport http x402-preflight https://x402.chikocorp.com/mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

This listing does not declare its tools. Connect the server and your client will discover them on the handshake.