GPT-5.5 solved doctoral-level math without human help
The Path to AGI: Each Company's Approaches and Current PositionCompared to before
Six months ago, novel math was thought beyond GPT-class models, and even after GPT-5 doctoral-level theorem invention seemed out of reach. That wall just came down.
What changed
Fields Medalist Gowers testified GPT-5.5 Pro finished doctoral number theory research within 2 hours unaided; MIT researchers called it "completely original."
Why it matters
For researchers, AI is now a credible partner for drafting proofs and new ideas; for business, a landmark case shaping R&D and hiring. Everyday users won't notice a change.
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