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mcp/harbor
Verified official

x402 mcp MCP

v0.2.2

io.github.carboncashmere/x402-mcp

177 crypto market intel endpoints with auto x402 USDC micropayments from your AI agent

transport:stdio runtime:npm
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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 x402-mcp -e EVM_PRIVATE_KEY=<EVM_PRIVATE_KEY> -e SVM_PRIVATE_KEY=<SVM_PRIVATE_KEY> -e X402_TOOL_LIMIT=<X402_TOOL_LIMIT> -- npx -y @carbon-cashmere/x402-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.