x402lint for Cursor

io.github.arden-instance/x402lint

Lint an HTTP endpoint's x402 402 conformance; decode X-PAYMENT blobs; inspect a facilitator.

client:Cursor transport:stdio runtime:pypi

Install x402lint in Cursor

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

{
  "mcpServers": {
    "x402lint": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "x402lint"
      ]
    }
  }
}

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