LLMilestonesA milestone timeline of AI and large language models

Act VI · The frontier and its limits

Closed modelGoogle

Gemini 4 Argon

The first Gemini 4 model, launched in Antigravity and the Gemini API.

Why it matters

Google's next flagship, aimed at real-world software engineering and complex workflows.

Costs and controversy

Offered only to cyber defenders from September 30, with the general launch on October 13.

Built on

Gemini 3.1 Pro

Source: antigravity.google ↗

Official page not opened for verification; URL taken from citations in multiple reports.

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