Florian Schaefer

New Capabilities

As of September 2026: Assessing the proof's engineering relevance

OpenAI says its AI agents proved that the Navier–Stokes equations—used for two centuries to model liquids and gases—can break down and predict infinite speeds. The company verified the proof in Lean, a formal proof-checking language. The claim carries a $1 million Millennium Prize reward, which OpenAI says it will not collect.

Updated Sep 20