Faultline for Cursor

io.github.nxtg-ai/faultline

Checks the most important factual claims in AI output against live web sources by default.

client:Cursor transport:streamable-http

Install Faultline in Cursor

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

{
  "mcpServers": {
    "faultline": {
      "url": "https://faultline-api.fly.dev/mcp"
    }
  }
}

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