Google Antigravity vs Kiro
Google Antigravity and Kiro are both AI code editors. Here's how they line up on the things that actually decide it — price, platform, and what they plug into.
| Google Antigravity | Kiro | |
|---|---|---|
| Pricing | Free | Free tier |
| Platform | mac, windows, linux | windows, mac, linux |
| Works with | gemini | claude |
| In one line | Google's agent-first AI IDE, launched alongside Gemini 3, where you delegate whole coding tasks to autonomous agents that plan, run, test, and return verifiable results. | Amazon's spec-driven agentic IDE built on VS Code — writes a structured requirements and design spec before generating code, with autonomous agents that maintain code against that spec. |
Which should you pick?
On budget alone, Google Antigravity is the lower-cost entry (free), so it's the safer place to start if you're not ready to pay. They target different setups, so let what you already use break the tie. For the full picture, read the reviews below — the verdict is where the real difference shows up.