What is Gemini CLI?
Gemini CLI is a terminal tools tool. Gemini CLI is an open source AI coding agent that brings Google Gemini directly into your terminal. It provides lightweight, direct access to Gemini models for code understanding, generation, and editing across large codebases. Gemini CLI ships a free plan plus paid tiers that unlock as usage grows. Buyers most often compare Gemini CLI against Codex CLI, Zenflow by Zencoder, Windsurf.
TL;DR - Gemini CLI
- Google Gemini in your terminal
- AI assistance from command line
- Code generation and explanations
Pricing: Free plan available
Best for: Growing teams
4.7/5 across review platforms
Pros & Cons
Pros
- Most generous free tier (1000 req/day)
- Powered by Gemini 2.5 Pro
- Fully open source
- Excellent for large codebase refactors
- Built-in web search grounding
- Native GitHub Actions support
- No API key needed with Google login
- Active Google development
Cons
- Requires Node.js 20+
- Google ecosystem focus
- Newer than Claude Code/Aider
- Less community plugins than alternatives
- Rate limits on free tier
Ratings Across the Web
4.7(56 reviews)
Ratings aggregated from independent review platforms. Learn more
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Key Features
Open source (Apache 2.0)Google Gemini 2.5 Pro modelCode understanding and generationLarge codebase analysisBuilt-in Google Search groundingFile operations and shell commandsMCP (Model Context Protocol) supportGitHub Actions integrationConversation checkpointingToken caching optimizationHeadless/scripting modeJSON output for automationMulti-modal input supportInteractive terminal interface
Pricing Plans
Open Source
Free
- Full source code access
- Apache License 2.0 license
- Community support
- Self-hosted
About Gemini CLI
LCLouis CorneloupGemini CLI is an open source AI coding agent that brings Google Gemini directly into your terminal. It provides lightweight, direct access to Gemini models for code understanding, generation, and editing across large codebases. Features include built-in Google Search grounding, file operations, shell command execution, MCP support for custom integrations, and GitHub Actions integration for automated code reviews. The free tier offers 60 requests/min and 1,000 requests/day with Gemini 2.5 Pro, making it one of the most generous free options for terminal-based AI coding.
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Gemini CLI FAQ
Is Gemini CLI free?
Yes, Gemini CLI offers a generous free tier. With Google login, you get 60 requests per minute and 1,000 requests per day using Gemini 2.5 Pro. With an API key, you get 100 requests per day free, with pay-as-you-go pricing available for more.
How does Gemini CLI compare to Claude Code?
Both are terminal-based AI coding agents. Gemini CLI has a more generous free tier (1000 req/day vs usage-based pricing), is fully open source, and integrates with Google Search for grounding. Claude Code uses Claude models known for nuanced code understanding. Choose Gemini CLI for free usage and large refactors, Claude Code for complex reasoning tasks.
What can Gemini CLI do?
Gemini CLI can understand and edit codebases, generate code from text or images, execute shell commands, perform file operations, search the web for context, integrate with GitHub for code reviews, and support custom tools via MCP (Model Context Protocol).
How do I install Gemini CLI?
You can run it without installation using npx @google/gemini-cli, install globally with npm install -g @google/gemini-cli, or use Homebrew with brew install gemini-cli. Requires Node.js 20 or higher.
Is Gemini CLI open source?
Yes, Gemini CLI is fully open source under the Apache 2.0 license. The source code is available on GitHub and community contributions are welcome.
Source: geminicli.com