Sibyl — Deep Research MCP Server: Install & Setup

Install Sibyl — Deep Research in Claude Code

Claude Code

claude mcp add sibyl-deep-research -- uvx sibyl-research

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

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

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

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

Run: claude mcp add sibyl-deep-research -- uvx sibyl-research

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