Google Antigravity — AI App Builder Review

Agent-first IDE for building apps with AI

Google's AI-powered IDE built on VS Code with autonomous agent workflows. Deploy agents that plan, build, test, and deploy apps in parallel. Features dual-mode interface — traditional code editor plus an Agent Manager ('Mission Control') for orchestrating multi-step tasks. Supports Gemini 3, Claude, and custom models. Skills system lets agents save and reuse context across projects.

Category

Code-Gen

Role

AI IDE / Agent Platform

Difficulty

Intermediate

Learning Curve

Moderate (days)

Best For

Developers Wanting AI Agents, Full-Stack Projects, Multi-Model Workflows

Security Model

User-Owned

Strengths

• Free in public preview with generous rate limits
• Multi-model support — Gemini, Claude, GPT
• Autonomous agents handle entire development workflows

Things to know

• Requires developer comfort with IDE environments
• Newer platform — still in preview
• Agent output quality varies with prompt clarity

Features

Autonomous AI Agents, Multi-Model Support, Skills System, MCP Integrations, Artifact Generation, Parallel Agent Tasks

Integrations

Gemini, Claude, Supabase, Slack, Linear, Sentry

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