GPT-6-Astra solves 49 of 50 physics research problems at $2.40 apiece

The Decoder · rss · 2026-10-15

On the new TheoPhysEval benchmark, GPT-6-Astra solved 49 of 50 unpublished theoretical physics calculations at expert-level accuracy, at about $2.40 per problem — and in some apparent failures the experts' reference solutions turned out to be wrong. Researchers note physics hasn't seen math-like breakthroughs because agents lack "taste," but still expect autonomous top-level AI research soon, with implications for how young physicists are trained.

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