Antigravity CLI — AI Coding Agent for Everyone
Google's terminal-based AI coding agent. Replaces Gemini CLI for individual consumers. Go-native, multi-model, async workflows. Install with curl, authenticate with Google, start coding.
Antigravity CLI — AI Coding Agent for Everyone
Antigravity CLI (agy) is Google's terminal-based AI coding agent, the successor to Gemini CLI. Built in Go, it brings multi-model support, async background tasks, and a unified agent harness shared with Antigravity 2.0 desktop.
Navigation
- Getting Started — Install, authenticate, run your first session
- Prompt Engineering — Effective prompting for multi-model workflows
- Configuration Reference — Settings, MCP, plugins, environment variables
- Migration Guide — Moving from Gemini CLI to agy
- Patterns — Subagents, async workflows, multi-agent collaboration
- Tutorials — Step-by-step guides
Quick Start
# Install
curl -fsSL https://antigravity.google/cli/install.sh | bash
# Run
agy
On first run, authenticate with your Google account. Then start coding.
Key Features
- Multi-model — Gemini 3.5 Flash/Pro, Claude Sonnet 4.6, Claude Opus 4.6, GPT-OSS 120B
- 1M+ token context — Load entire codebases in a single session
- Async tasks — Delegate work to background agents
- Agent Skills — Specialized expertise for specific domains
- Hooks — Custom scripts for pre/post apply and verify
- Subagents — Delegate work to specialized agents
- Plugins — Extend with community and custom tools
- MCP support — Connect to Model Context Protocol servers
- Sandboxing — Isolated execution environments
- Headless mode — CI/CD and scripting integration
Pricing
| Plan | Cost | Limits |
|---|---|---|
| Free (Google account) | $0 | 60 req/min, 1,000 req/day |
| Google AI Pro | $19.99/mo | Higher limits, Gemini 3 models |
| Code Assist (Enterprise) | Per-seat | Unlimited, via Vertex AI |
| API key (pay-as-you-go) | Per-token | Usage-based billing |
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