Braintrust for Cursor

io.github.braintrustdata/braintrust

AI evaluation and observability platform — query experiments, logs, datasets, and prompts.

client:Cursor transport:streamable-http

Install Braintrust in Cursor

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

{
  "mcpServers": {
    "braintrust": {
      "url": "https://api{region}.braintrust.dev/mcp"
    }
  }
}

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