Lean 4

Critics call OpenAI’s Astra math claims ‘oversold’

OpenAI announced on August 1 that its unreleased Astra model family produced solutions to 10 long-standing open problems across mathematics and theoretical computer science, releasing a 249-page manuscript and fully verified Lean 4 proof certificates on GitHub. The results span…

OpenAI says its Astra model solved 10 long-open math problems for $2,000

OpenAI revealed on Saturday that its internal model Astra produced new results for 10 problems in mathematics and theoretical computer science that had remained open for at least a decade, publishing machine-checkable proofs alongside each claim. The company reported a…