Gemini CLI vs Google Antigravity: Side-by-Side Comparison 2026

Gemini CLI vs Google Antigravity comparison for 2026. Features, pricing, AI capabilities, and editor support analyzed side by side to help you choose the right coding tool for your workflow.

Gemini CLI is a CLI-based coding agent from Google — open-source ai agent for your terminal. Google Antigravity is an AI IDE from Google — ai-native cloud ide.

Gemini CLI

Open-source AI agent that runs in your terminal. Uses a ReAct loop with built-in tools for file operations, shell commands, web search, and MCP server support. Free with generous daily limits.

  • ReAct agentic loop
  • File operations and shell commands
  • Web search grounding
  • MCP server support
  • 1M token context window

Free · 4 plans

Google Antigravity

Google's AI-native IDE built on a heavily modified fork of VS Code with Gemini built in. Free during preview with rate limits.

  • Code completions
  • AI chat
  • Agentic mode
  • Multi-file editing
  • Terminal commands

Free · 3 plans

Feature Gemini CLI Google Antigravity
Category CLIAI IDE
Starting Price Free Free
Model Family GeminiGemini
Documentation
Open Source Yes (Apache 2.0)No

Pricing verified May 4, 2026. Gemini CLI pricing | Google Antigravity pricing

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Key Differences

  • Category: Gemini CLI is a CLI-based coding agent; Google Antigravity is an AI IDE.
  • Open source: Gemini CLI: Yes (Apache 2.0). Google Antigravity: No.
  • Bring your own key: Gemini CLI supports BYOK; Google Antigravity does not.
  • Platforms: Gemini CLI runs on Linux, Windows, macOS; Google Antigravity runs on ChromeOS, Linux, Windows, macOS.

Which Should You Choose?

Choose Gemini CLI if you want AI pair programming directly in your terminal. Choose Google Antigravity if you want an AI-native IDE for professional development. Read our full reviews to see which fits your workflow.

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