Google DeepMindNotable

Google Antigravity

Released Nov 18, 2025

Google's agentic development platform: a desktop app for running several agents, an agentic IDE, a CLI and a Python SDK.

Interface: DESKTOP, IDE, CLI
Pricing: Free
Models: 9 listed models
Best Terminal-Bench: —
Open source: No
Licence: Proprietary

Runs on

Gemini 4 Argon Gemini 3.8 Flash Gemini 3.7 Flash Gemini 3.6 Flash Gemini 3.1 Pro Claude Opus 5.5 Claude Sonnet 5.5 Claude Sonnet 4.6 gpt-oss-120b

Strengths & weaknesses

Strengths

Free for individual developers
Model menu spans Gemini, Claude Opus/Sonnet 5.5 and GPT-OSS 120B
Agents work across editor, terminal and browser and report via artifacts

Weaknesses

Gemini 4 Argon only on Ultra/Enterprise and not in the IDE
Claude 5.5 models need a paid (non-trial) Pro plan or higher

Notable: frontier-lab developer (Google). Launched as a free public preview alongside Gemini 3. Model list also includes Claude Opus 4.6 (not in models.json); Sonnet 4.6, Opus 4.6 and GPT-OSS 120B are scheduled for removal 2026-11-02.

Links