Multi-MCP

Multi-MCP is a local MCP server: Multi-model AI orchestration MCP server with code review, compare, and debate tools. Install it from pypi as multi-mcp.

Claude CodeCodexAntigravity

commandprompt

Terminal

claude mcp add multi-mcp -e OPENAI_API_KEY=... -e ANTHROPIC_API_KEY=... -e GEMINI_API_KEY=... -e OPENROUTER_API_KEY=... -e DEFAULT_MODEL=... -e DEFAULT_MODEL_LIST=... -- uvx multi-mcp

Run in your project folder. Add --scope user to use it everywhere.

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "multi-mcp": {
      "command": "uvx",
      "args": [
        "multi-mcp"
      ],
      "env": {
        "OPENAI_API_KEY": "...",
        "ANTHROPIC_API_KEY": "...",
        "GEMINI_API_KEY": "...",
        "OPENROUTER_API_KEY": "...",
        "DEFAULT_MODEL": "...",
        "DEFAULT_MODEL_LIST": "..."
      }
    }
  }
}

Fill in the environment variables with your own credentials.

• Runtime: Python with uv (runs with uvx).
• MCP client: Claude Code, Codex, Antigravity, Claude Desktop, Cursor or any other client that speaks MCP over stdio.
• Environment variables: OPENAI_API_KEY, ANTHROPIC_API_KEY, GEMINI_API_KEY, OPENROUTER_API_KEY, DEFAULT_MODEL, DEFAULT_MODEL_LIST