Antigravity CLI vs. OpenCode

Feature	Antigravity CLI	OpenCode

Tagline	Google's coding agent for the terminal, and the replacement for Gemini CLI	The open source AI coding agent built for the terminal
Website	https://antigravity.google/product/antigravity-cli	https://opencode.ai
Language	go	typescript
Release Date	May 19, 2026	May 14, 2025
Last Updated	July 1, 2026	June 28, 2026
Provider Type	AI Lab	Independent
MCP Support	Yes	Yes
Multi-Agent Support	Yes	Yes
Git Integration	deep	basic
Multi-File Editing	Yes	Yes
Auto Test Running	Yes	Yes
Sandbox / Permissions	Yes	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	No	No
IDE Integration	Antigravity IDE	VS Code, Cursor
Hooks / Extensions	Yes	Yes
Web Search	Yes	Yes
Local Model Support	No	Yes
Context Window	Model dependent	Model-dependent; auto-compact
Terminal Bench 2.0		#66 · 51.7% ²
Supported Models	Gemini 3.5 Pro/Flash, Gemini 3.1 Pro, Gemini 3 Flash, Claude Sonnet / Opus 4.7, GPT-OSS-120b	OpenCode managed models, 400+ AI models from OpenRouter - OpenAI, Google, Moonshot AI, xAI, Minimax
Supported Subscriptions	—	ChatGPT SuperGrok GitHub Copilot OpenCode Go / Zen Ollama Cloud
Pricing Model	Freemium, Subscription, Usage Based	Freemium
Free Tier	Yes	Yes
Price Range	$0 - $200	Free (BYOK) / $10/mo
Source Code Availability	Proprietary Software	Open Source (MIT)
Source Code	N/A	https://github.com/anomalyco/opencode
Development State	active	active