Claude Sonnet 5.5 Max Reportedly Ranks Second on AI Index, Above GPT-6, Near Opus-5.5

airesearch12 · x · 2026-09-29

A quoted post claims Claude Sonnet 5.5 Max ranks second on the Artificial Analysis Intelligence Index, ahead of GPT-6 Astra Max and just below Opus-5.5, prompting calls for OpenAI to "deliver tomorrow." The claim is third-party and unverified; the poster's one-word reaction "brutal" underscores the pressure on OpenAI.

Related event: Rumor: Claude Sonnet 5.5 Scores 56 on Intelligence Index, Nearing Opus 5.5(3 posts)→

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