OpenAIAnalysisAI ModelsAugust 3, 2026

OpenAI's Astra model solves 10 open math problems for $2,000

An internal version of OpenAI's next major model, Astra, produced 10 new results on long-standing open problems in mathematics and theoretical computer science, with proofs formalized in Lean 4 and published on GitHub. The total inference cost was roughly $2,000 at Sol API rates.

Featured · Sébastien Bubeck

How this story unfolded

4 weeks · 6 reports · 13 community posts · from Aug 2

  1. Aug 2
  2. Aug 3
  3. Aug 4
  4. Aug 28
  5. Aug 29
  6. Aug 30

OpenAI by email

Get an email when OpenAI has news

No news that day, no email.

More stories today

Open the live feed