PackageGuard for Cursor

io.github.dankaten/packageguard

x402-gated safety checker for npm/PyPI packages before you npm install / pip install.

client:Cursor transport:streamable-http tools:1

Install PackageGuard in Cursor

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

{
  "mcpServers": {
    "packageguard": {
      "url": "https://packageguard-k4s4.onrender.com/mcp"
    }
  }
}

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