x402 payagent mcp for Claude Code

io.github.stevemilton/x402-payagent-mcp

Pay x402 APIs in USDC on Base, Solana, and BNB Chain with spend mandates, receipts, idempotency.

client:Claude Code transport:stdio runtime:npm

Install x402 payagent mcp in Claude Code

run in your project directory

claude mcp add x402-payagent-mcp -e ARISPAY_API_KEY=<ARISPAY_API_KEY> -e PAYAGENT_PRIVATE_KEY=<PAYAGENT_PRIVATE_KEY> -- npx -y @arispay/payagent-mcp

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