Gemini CLI vs GitHub Copilot CLI

Feature	Gemini CLI	GitHub Copilot CLI

Tagline	An open-source AI agent that brings Gemini into your terminal	The power of GitHub Copilot in your terminal
Website	https://geminicli.com	https://github.com/features/copilot/cli
Language	typescript	typescript
Release Date	June 24, 2025	September 24, 2025
Last Updated	June 29, 2026	June 29, 2026
Provider Type	AI Lab	AI Lab
MCP Support	Yes	Yes
Multi-Agent Support	Yes	Yes
Git Integration	deep	deep
Multi-File Editing	Yes	Yes
Auto Test Running	Yes	Yes
Sandbox / Permissions	Yes	No
Image / Multimodal Input	Yes	Yes
Voice Mode	Yes	Yes
IDE Integration	Antigravity, VS Code, JetBrains IDEs (ACP), Zed (ACP)	VS Code, Cursor, Windsurf, JetBrains, Neovim, Visual Studio, Xcode
Hooks / Extensions	Yes	Yes
Web Search	Yes	Yes
Local Model Support	Yes	Yes
Context Window	1M tokens	Auto-managed
Terminal Bench	#15 · 65.8% ±2.7 (Terminal-Bench 2.1) ¹
Supported Models	Gemini 3.5 Flash, Gemini 3.1 Pro	Multi-provider (GitHub-managed) and local models
Supported Subscriptions	—	GitHub Copilot
Pricing Model	Free	Freemium, Usage Based
Free Tier	Yes	Yes
Price Range	Free (1,000 req/day)	Free / $10-39/mo
Source Code Availability	Open Source (Apache-2.0)	Proprietary Software
Source Code	https://github.com/google-gemini/gemini-cli	https://github.com/github/copilot-cli
Development State	active	active