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Google previews Gemini 4 Carbon with restricted cyber-defender access
Google introduced Gemini 4 Carbon as a frontier model for long-horizon coding and cybersecurity. It is initially available only to a subset of cyber defenders and selected trusted partners; developer, business and consumer access is promised later. Google lists a future introductory API rate of $2 per million input tokens and $10 per million output tokens, not a generally available purchase option today. Benchmark results are Google claims.
Primary source · October 28, 2026
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