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mcp/harbor
Verified official

mcp x402 pay MCP

v0.4.0

io.github.cryptoapis-io/mcp-x402-pay

MCP server that pays x402-gated HTTP endpoints — fetch, and on a 402 authorize, sign, retry

transport:stdio runtime:npm
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Target client

run in your project directory 

claude mcp add mcp-x402-pay -- npx -y @cryptoapis-io/mcp-x402-pay

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.