Base USDC Payment Verifier (x402) for Windsurf

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:Windsurf transport:streamable-http tools:2

Install Base USDC Payment Verifier (x402) in Windsurf

~/.codeium/windsurf/mcp_config.json · windows: %USERPROFILE%\.codeium\windsurf\mcp_config.json

{
  "mcpServers": {
    "base-usdc-verifier": {
      "serverUrl": "https://x402-usdc-verify.onrender.com/mcp"
    }
  }
}

Global only — Windsurf has no per-project MCP config. Refresh Cascade after saving. Windsurf docs