Third-party dispatches, not graded receipts
OpenAI claims internal Astra model solved ten long-stalled mathematical problems
OpenAI reports that an internal version of its next major model produced novel results on problems with no progress for at least a decade, with formal Lean 4 proofs published. The company estimates each solution cost under $2,000 in GPT-5.6 Sol token prices.
“seen no progress on the main result for at least a”