Google Antigravity
Agent-first AI IDE that deploys autonomous agents to plan, execute, and verify complex coding tasks across multiple tools
Gemini 3.5
Default Model
Parallel
Sub-Agents
Free
Preview
Overview
Google Antigravity is Google's agent-first integrated development environment, released November 2025 alongside Gemini 3. Unlike traditional AI coding assistants that help you write code, Antigravity deploys autonomous AI agents that can plan, execute, and verify complex engineering tasks with minimal human intervention. The platform features a Manager Surface for orchestrating multiple agents working asynchronously, a Browser Subagent that actually uses your app as it builds it, and parallel sub-agents for tackling complex tasks simultaneously.
The Verdict
Who Should Use Google Antigravity?
Best For
- Teams wanting multi-agent orchestration
- Full-stack app development from prompts
- Developers in Google ecosystem (Firebase, Android)
- Those who prefer desktop apps over terminal
- Projects needing browser-based testing automation
Not Ideal For
- Terminal purists (try Claude Code)
- Non-Google cloud environments
- Tight budget post-preview (paid tiers coming)
- Teams needing enterprise compliance now
What's Great
- Multi-agent parallel execution
- Browser Subagent for live app testing
- Deep Google ecosystem integration
- Free during public preview
- Native voice command support
- Supports Claude, GPT models alongside Gemini
Watch Out For
- New platform, still maturing
- Pricing unclear post-preview
- Heavy Google ecosystem lock-in
- VS Code fork debate (Windsurf?)
Pricing
Preview
Free
Full access during public preview
AI Pro
$20/mo
Standard access, basic limits
AI Ultra
$100/mo
5x usage, priority access
AI Ultra+
$200/mo
20x limits for power users
View all features & details
Key Features
- Manager Surface for agent orchestration
- Parallel sub-agents
- Browser Subagent (Chrome automation)
- Scheduled background tasks
- Knowledge base persistence
- Artifacts (screenshots, recordings)
- Native voice commands
Platforms
- Desktop App (macOS, Windows, Linux)
- Antigravity CLI
- Antigravity SDK
- AI Studio integration
Models
- Gemini 3.5 Flash (default)
- Gemini 3.1 Pro
- Claude Sonnet 4.6
- Claude Opus 4.6
- GPT-OSS-120B
Ecosystem
- Firebase integration
- Android Studio export
- AI Studio Build
- Managed Agents API
How It Compares
| Feature | Google Antigravity | Claude Code | Cursor | Devin |
|---|---|---|---|---|
| Multi-Agent | Native parallel | Teams mode | No | Yes |
| Browser Testing | Built-in Chrome | MCP extension | No | Yes |
| Desktop App | Yes | Terminal + IDE | IDE only | Web only |
| Model Options | Gemini + Claude + GPT | Claude only | Multiple | Proprietary |
| Current Price | Free (preview) | $20+/mo | $20/mo | $500/mo |
| Best For | Google ecosystem devs | Large codebases | IDE power users | Autonomous tasks |
User Reviews
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