Antigravity CLI vs. Zero

Feature	Antigravity CLI	Zero

Tagline	Google's coding agent for the terminal, and the replacement for Gemini CLI	Open-source Go coding agent for the terminal, 25+ providers
Website	https://antigravity.google/product/antigravity-cli	https://zero.gitlawb.com/
Language	go	go
Release Date	May 19, 2026	May 28, 2026
Last Updated	August 19, 2026	September 4, 2026
Provider Type	AI Lab	Independent
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	Yes
Image / Multimodal Input	Yes	Yes
Voice Mode	No	Yes
IDE Integration	Antigravity IDE	Zed, JetBrains, Neovim (via ACP)
Hooks / Extensions	Yes	Yes
Web Search	Yes	No
Local Model Support	No	Yes
Context Window	Model-dependent	Model-dependent; auto-compaction
Supported Models	Gemini 3.5 Pro/Flash, Gemini 3.1 Pro, Gemini 3 Flash, Claude Sonnet / Opus 4.7, GPT-OSS-120b	25+ providers: GitLawb OpenGateway (default), AI/ML API, OpenAI, Anthropic, Gemini, xAI, ChatGPT/Codex, OpenRouter, Groq, DeepSeek, Together, Fireworks, Qwen, Moonshot, MiniMax, Bedrock, Vertex, Z.ai, KiloCode, OpenCode Zen/Go; local via Ollama and LM Studio
Supported Subscriptions	—	ChatGPT SuperGrokX Premium+
Pricing Model	Freemium, Subscription, Usage Based, BYOK	Free, BYOK
Free Tier	Yes	Yes
Price Range	$0 - $200	Free (BYOK)
Source Code Availability	Proprietary Software	Open Source (MIT)
Source Code	N/A	https://github.com/Gitlawb/zero
Development State	active	active