Altman: internal model past Astra can do what even the best mathematicians cannot
haider1 · x · 2026-09-17
Sam Altman says GPT-5.5 was roughly as good as an average math professor, GPT-5.6 as good as a top 1–2% one — and the internal model past Astra can do things even the best mathematicians cannot. He calls math an unusually fast takeoff, but by almost any definition, a fast takeoff.
Related event: Altman says internal model beyond Astra surpasses top mathematicians(9 posts)→
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