# OpenAI Says Its AI Agents Solved a $1 Million Millennium Prize Math Problem in 88 Hours

*2026-09-09 14:01 UTC · AI · 2 min read*

> OpenAI says an unreleased model using 10,000 AI agents proved a key case of the Navier-Stokes Millennium Prize problem in 88 hours, sparking a credit dispute with rival mathematicians.

OpenAI announced that an unreleased AI model, running roughly 10,000 agents in parallel, proved that the Navier-Stokes equations can break down under extreme conditions — resolving a central question in one of mathematics seven Millennium Prize Problems that had stood unsolved for about 90 years. The equations describe fluid motion in everything from bathtub drains to weather systems, with applications in aircraft design and blood-flow analysis.

The work was completed in about 88 hours in late August 2026 and consumed millions of dollars in computing resources. OpenAI chief research officer Mark Chen called it "a significant milestone for AI research," and the company said it will not claim the $1 million prize even if the Clay Mathematics Institute eventually confirms the result — a process that requires peer-reviewed publication and two years of community acceptance.

The announcement landed amid a credit dispute: it came just hours after mathematician Tristan Buckmaster and Levent Alpoge, who works at rival Anthropic, published their own AI-assisted work on related equations. Buckmaster accused OpenAI of moving in on their research after spotting online rumors that a competitor was closing in on a Millennium Problem; OpenAI denied having accessed their work. Buckmaster still called the moment a "Deep Blue-Kasparov moment" for mathematics, comparing it to the famous chess breakthrough.

## Sources

- [semafor.com](https://www.semafor.com/article/09/08/2026/openai-agents-find-proof-to-1-million-millennium-prize-problem)
- [thejournal.ie](https://www.thejournal.ie/openai-cracked-maths-problem-stumped-mathematicians-decades-7156640-Sep2026/)

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TechTools News · https://techtools.cz/tools/news/article/2342-openai-says-its-ai-agents-solved-a-1-million-millennium-prize-math-problem-in
Česká verze: https://techtools.cz/tools/news/clanek/2415-openai-nasi-ai-agenti-vyresili-matematicky-problem-za-milion-dolaru-behem-88