Webhook Tester API for Cursor

io.github.br0ski777/webhook-tester

Test webhook endpoints â€” send requests, measure latency, validate responses. x402 micropayment.

client:Cursor transport:sse

Install Webhook Tester API in Cursor

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

{
  "mcpServers": {
    "webhook-tester": {
      "url": "https://webhook-tester.api.klymax402.com/mcp"
    }
  }
}

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