x402 payment safety for Cursor

io.github.agenttanuki/x402-payment-safety

Authorize x402 payments before signing with request-bound, signed safety decisions.

client:Cursor transport:streamable-http tools:1

Install x402 payment safety in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

{
  "mcpServers": {
    "x402-payment-safety": {
      "url": "https://agent-guild-5d5r.onrender.com/mcp/payment-safety/"
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs