x402 mcp server for Claude Code

io.github.jmthomasofficial/x402-mcp-server

JMT x402: 35 pay-per-call Base/USDC tools for agents, auto-paid via x402 v2. No API key.

client:Claude Code transport:stdio runtime:npm

Install x402 mcp server in Claude Code

run in your project directory

claude mcp add x402-mcp-server -e JMT_X402_PRIVATE_KEY=<JMT_X402_PRIVATE_KEY> -- npx -y @jmthomasofficial/x402-mcp-server

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