Base USDC Payment Verifier (x402) for Claude Code

com.onrender.x402-usdc-verify/base-usdc-verifier

Verify a Base tx is a confirmed native-USDC transfer to a recipient. Paid via x402, 0.01 USDC/call.

client:Claude Code transport:streamable-http tools:2

Install Base USDC Payment Verifier (x402) in Claude Code

run in your project directory

claude mcp add --transport http base-usdc-verifier https://x402-usdc-verify.onrender.com/mcp

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