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Darwin RAG

io.github.Brightdotdev/darwin-rag ยท v0.2.18

Local-first RAG engine with MCP server for AI agent integration.

Connect Runs on your machine

Terminal
claude mcp add darwin-rag -e OPENAI_API_KEY=<OPENAI_API_KEY> -e ANTHROPIC_API_KEY=<ANTHROPIC_API_KEY> -e GEMINI_API_KEY=<GEMINI_API_KEY> -e DARWIN_BASE_DIR=<DARWIN_BASE_DIR> -- uvx darwin-rag==0.2.18
claude_desktop_config.json
{
  "mcpServers": {
    "darwin-rag": {
      "command": "uvx",
      "args": [
        "darwin-rag==0.2.18"
      ],
      "env": {
        "OPENAI_API_KEY": "<OPENAI_API_KEY>",
        "ANTHROPIC_API_KEY": "<ANTHROPIC_API_KEY>",
        "GEMINI_API_KEY": "<GEMINI_API_KEY>",
        "DARWIN_BASE_DIR": "<DARWIN_BASE_DIR>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "darwin-rag": {
      "command": "uvx",
      "args": [
        "darwin-rag==0.2.18"
      ],
      "env": {
        "OPENAI_API_KEY": "<OPENAI_API_KEY>",
        "ANTHROPIC_API_KEY": "<ANTHROPIC_API_KEY>",
        "GEMINI_API_KEY": "<GEMINI_API_KEY>",
        "DARWIN_BASE_DIR": "<DARWIN_BASE_DIR>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "darwin-rag": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "darwin-rag==0.2.18"
      ],
      "env": {
        "OPENAI_API_KEY": "<OPENAI_API_KEY>",
        "ANTHROPIC_API_KEY": "<ANTHROPIC_API_KEY>",
        "GEMINI_API_KEY": "<GEMINI_API_KEY>",
        "DARWIN_BASE_DIR": "<DARWIN_BASE_DIR>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
OPENAI_API_KEY
Optional, secret
OpenAI API key for LLM answer generation
ANTHROPIC_API_KEY
Optional, secret
Anthropic API key for LLM answer generation
GEMINI_API_KEY
Optional, secret
Google Gemini API key
DARWIN_BASE_DIR
Optional
Override the base data directory

Details

Package[email protected] (PYPI, stdio)
First published26 Aug 2026
Last updated26 Aug 2026
Registry nameio.github.Brightdotdev/darwin-rag

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