OpenAI's New Model Solved Navier-Stokes in 88 Hours — Then a Credit Fight Broke Out

Don't Worry About the Vase (Zvi) · rss · 2026-09-13

Zvi dissects the week's biggest AI story: OpenAI's next internal model (stronger than Astra), eight days after starting training, cracked the Navier-Stokes finite-time blowup problem in 88 hours, with Astra then formalizing and verifying it in Lean over 17 more hours. OpenAI framed the move as informing the world about the pace of AI progress.

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