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Gemini CLI Docs You can find your API key at ref.tools/keys

Install Steps

Gemini CLI is configured through a settings.json file, typically found at ~/.gemini/settings.json. To enable Ref, update settings.json:
{  "mcpServers": {  "ref": {  "httpUrl": "https://api.ref.tools/mcp?apiKey=<your-api-key>"  }  } } 

Verify

Run the command:
gemini mcp list 
You should see:
➜ gemini mcp list  ✓ ref: https://api.ref.tools/mcp?apiKey=<your-api-key> (http) - Connected 

Get help

If you have any issues, please reach out to help@ref.tools. We’re happy to help you get started!