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Large Language ModelsMITテクノロジーレビューPublished: Sep 10, 2026, 10:01 JST2 min read

OpenAI claims AI solved a Millennium Prize problem in days

OpenAI claims AI solved a Millennium Prize problem in days

3 Key Points

  1. What happened

    OpenAI announced its AI agents solved the Navier-Stokes existence and smoothness problem, one of the Clay Mathematics Institute's seven Millennium Prize problems, using about 10,000 agents and several million dollars.

  2. Why it matters

    NYU's Tristan Buckmaster and Anthropic's Levent Alpoge had advanced the same problem over nearly a year using publicly available models; OpenAI's effort reached the full system's proof in days, with resources academia could not match.

  3. What to watch

    The dispute hinges on whether OpenAI's model actually used the two researchers' work, which the company denies and which remains unclear. Watch how attribution norms between frontier AI labs and academia evolve.

WHO IT HITSMathematicians and academic researchers who have long driven progress on hard problems now face a field where the toughest questions may require computing resources few institutions can provide. Frontier AI companies like OpenAI and Anthropic are directly affected by the credit and attribution controversy.

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Context & Analysis

The Navier-Stokes problem had gone unsolved since the Clay Mathematics Institute named it a Millennium Prize problem in 2000, carrying a $1 million prize. Only one such problem had ever been solved before. Mathematicians have long worked on it through the publicly available models from OpenAI and Anthropic. On Monday, NYU's Tristan Buckmaster posted a proof on Mastodon showing that a simplified model of the equations could actually break down — a major step. On the same day, OpenAI announced a proof that the full system could break down too. Sebastian Bubeck, a technical staff member at OpenAI, said at a press conference that hearing rumors about Buckmaster and Alpoge's effort was what prompted the team to tackle it. Whether OpenAI's model actually used their research remains unknown and OpenAI denies it. The episode suggests that solving today's most significant math problems may require computing resources only a few frontier AI companies can assemble, and that these companies often do not follow the academic community's norms of collaboration that have supported most mathematical progress. If that is the future, the role of human mathematicians in it is unclear.

FAQ
What exactly did OpenAI claim to solve?
OpenAI announced its AI agents solved the Navier-Stokes existence and smoothness problem, one of the seven Millennium Prize problems selected by the Clay Mathematics Institute in 2000.
How much did it cost and how long did it take?
The effort required about 10,000 agents running in parallel and cost several million dollars, solving the problem in days.
Why is there a controversy over credit?
NYU mathematician Tristan Buckmaster and Anthropic employee Levent Alpoge had worked on the problem for nearly a year using public models. OpenAI is suspected of using their work without proper credit, which OpenAI denies.
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