Google introduced Gemini 4 Carbon for long-running coding and cybersecurity tasks, initially limiting access to selected defenders while it tests safeguards.
By TomorrowNews · AI-assisted briefing · Briefing published 29 October 2026
AI-generated illustration — not a photograph of the event. Conceptual editorial rendering, not documentary evidence. · TomorrowNews / AI-generated illustration
Google says the model can work on vulnerability discovery, exploitation and software patching, and that its secure-code success rate exceeded Gemini 4 Argon by more than twofold on internal benchmarks. Those performance claims have not been independently verified.
Carbon is first being made available through Google’s Fairwind Program. The company set introductory pricing at $2 per million input tokens and $10 per million output tokens, matching Gemini 4 Argon.
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