The September 2026 announcement that an OpenAI multi-agent system of roughly 10,000 autonomous agents solved the Navier-Stokes Millennium Prize Problem in 88 hours, followed by Lean formalization, has already shifted one problem off the unsolved list. However, the result faces ongoing scrutiny from the Clay Mathematics Institute, attribution disputes with human researchers, and verification timelines that typically span months. No additional Millennium claims have emerged since, despite OpenAI reporting progress on another problem and broader releases of hundreds of mathematical papers. These factors, combined with the extreme difficulty of the five remaining problems and the computational intensity required for rigorous proofs, underpin the market’s strong consensus around zero further solutions before year-end.