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Does Google Antigravity have Open Weights?
NO
The harness is Google’s. Open-weight models are not the documented default.
Does Google Antigravity have Open Weights?
Google Antigravity does not support Open Weights. The underlying model weights are publicly available for developers to inspect, modify, and self-host. Google Antigravity is Google’s agentic development platform: a desktop command center for parallel local agents, an agentic IDE with artifacts, a terminal CLI, and a Python SDK. The harness is Google’s. Open-weight models are not the documented default.
- Tool
- 🛸 Google Antigravity by Google
- Feature
- Open Weights · Developer
- Status
- No
- Notes
- The harness is Google’s. Open-weight models are not the documented default.
- Pricing
- Not offered on any plan.
- Source
- antigravity.google
- Last verified
- 2026-09-02