| name | gemini-cli |
| description | Run Gemini CLI for AI queries. Use when user asks to "run/ask/use gemini", compare Claude vs Gemini, or delegate tasks to Gemini. |
Gemini CLI
Interact w/ Google's Gemini CLI locally. Run queries, get responses, compare outputs.
Prerequisites
Gemini CLI must be installed & configured:
- Install: https://github.com/google-gemini/gemini-cli
- Auth: Run
gemini & sign in w/ Google account
- Verify:
gemini --version
When to Use
- User asks to "run/ask/use gemini"
- Compare Claude vs Gemini responses
- Get second AI opinion
- Delegate task to Gemini
Usage
gemini "Your prompt"
gemini -m gemini-3-pro-preview "prompt"
gemini -o json "prompt"
gemini -y "prompt"
cat file.txt | gemini "Analyze this"
Comparison Workflow
- Provide Claude's response first
- Run same query via Gemini CLI
- Present both for comparison
CLI Options
| Flag | Desc |
|---|
-m | Model (gemini-3-pro) |
-o | Output: text/json/stream-json |
-y | Auto-approve (YOLO) |
-d | Debug mode |
-s | Sandbox mode |
-r | Resume session |
-i | Interactive after prompt |
Best Practices
- Quote prompts w/ double quotes
- Use
-o json for parsing
- Pipe files for context
- Specify model for specific capabilities