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# “Announcing Gemini 4 Carbon, our strongest model with state-of-the-art cybersecurity…”

Google AI (@GoogleAI), X, 2026-10-28.
Source: https://x.com/GoogleAI/status/2115489593818816591

## Archived text

> Announcing Gemini 4 Carbon, our strongest model with state-of-the-art cybersecurity and long horizon capabilities.
> 
> Carbon represents a step up across most benchmarks, delivering strong frontier performance in autonomous coding and cyber defense.
> 
> We’re first making Carbon available to a subset of trusted cyber defenders in our Fairwind program. We’ll expand access as soon as possible.

Archived 2026-10-29 via fxtwitter (unofficial).
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## Cited in

- 2026-10-28: [Google announces Gemini 4 Carbon, #1 on the Artificial Analysis Intelligence Index v5 (59), two weeks after Argon; first only for Fairwind cyber defenders](https://postcutoff.com/e/2026-10-28-gemini-4-carbon/)