How to install ruv-FANN in Gemini CLI

Neural network swarm orchestration with WebAssembly acceleration and MCP integration

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We found ruv-FANN in the official MCP registry. Our automated check passed on Nov 1, 2026 (it confirms the server is published and reachable), but no one at CuratedMCP has reviewed its code, permissions or credentials handling. Check what it can access before you give it keys. Scan your machine free to see every MCP server you have installed.

Steps

1Install Node.js 18 or newer (for npx)
2Open ~/.gemini/settings.json (or .gemini/settings.json in your project)
3Add the entry below. If the file already has "mcpServers", add just the inner entry
4Restart Gemini CLI and run /mcp to confirm

Configuration

~/.gemini/settings.json

{
  "mcpServers": {
    "ruv-fann": {
      "command": "npx",
      "args": [
        "-y",
        "ruv-swarm"
      ]
    }
  }
}

Environment variable	Required	What it is
RUV_SWARM_LOG_LEVEL	No	Log level for ruv-swarm operations
RUV_SWARM_DB_PATH	No	Database path for persistence storage
RUV_SWARM_ENABLE_SIMD	No	Enable WebAssembly SIMD optimizations

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