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mcp/harbor
Verified official

mcp x402 MCP

v0.1.4

io.github.codespar/mcp-x402

MCP server for x402 — HTTP-native micropayments protocol by Coinbase (USDC on Base/Solana)

transport:stdio runtime:npm
View source

Target client

run in your project directory

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

claude mcp add mcp-x402 -e X402_API_KEY=<X402_API_KEY> -- npx -y @codespar/mcp-x402

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.