Firedrill for Gemini CLI

io.github.firedrill-tools/firedrill

Plan, run and inspect AI-agent drills with synthetic users, hosted tools and cloud worlds.

client:Gemini CLI transport:streamable-http

Install Firedrill in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "firedrill": {
      "httpUrl": "https://mcp.firedrill.run"
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs