Sibyl — Deep Research MCP for Gemini CLI

io.github.chriswu727/sibyl

Deep Research MCP for multi-round investigations, traceable evidence, and cited reports.

client:Gemini CLI transport:stdio runtime:pypi

Install Sibyl — Deep Research MCP in Gemini CLI

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

{
  "mcpServers": {
    "sibyl": {
      "command": "uvx",
      "args": [
        "sibyl-research"
      ]
    }
  }
}

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