#formal verification

$OpenAI's Astra model family announced with ten Lean 4 proof certificates published on GitHub instead of benchmark scores.$

What Is OpenAI Astra? A Model That Ships Math Proofs

OpenAI named its next model family on August 1, 2026. There was no launch event. There was no benchmark chart.

Mon Aug 03 2026 · 6 min read · 0 views

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