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google-gemini/gemini-cli

An open-source AI agent that brings the power of Google Gemini models, including advanced reasoning and large context windows, directly into your terminal for enhanced developer productivity.

Core Features

Direct access to powerful Gemini 3 models with a free tier.

Built-in tools for Google Search grounding, file operations, and shell commands.

Extensible via Model Context Protocol (MCP) for custom integrations.

Advanced capabilities for code understanding, generation, and debugging.

Seamless integration with GitHub workflows for automated tasks like PR reviews and issue triage.

Quick Start

npx @google/gemini-cli

Detailed Introduction

Gemini CLI is an open-source AI agent designed for developers who prefer working in the command line. It provides lightweight, direct access to Google's powerful Gemini 3 models, offering features like improved reasoning and a 1M token context window. With built-in tools for Google Search, file operations, and shell commands, it empowers users to automate operational tasks, understand and generate code, and integrate AI capabilities into their existing workflows, including GitHub. Its extensibility via MCP allows for custom integrations, making it a versatile tool for enhancing productivity.