In October 2026, Gemini 4 Carbon ranked first on the Artificial Analysis Intelligence Index v5 with 59 points, ahead of Claude Opus 5.5 at 58 and GPT-6 Astra at 57

Google DeepMind's frontier AI model, released on October 28, 2026, two weeks after Gemini 4 Argon's wide rollout, first only to selected cybersecurity defenders through Google's Fairwind Program; it ranked first on the Artificial Analysis Intelligence Index v5 with a score of 59.