Anthropic open-sources full Lean 4 proof of Fermat's Last Theorem
Anthropic released an Apache 2.0, machine-checked Lean 4 proof of Fermat's Last Theorem built on Mathlib, spanning 60,475 modules and verified by three independent kernels.
Formal Verification News and Analysis
4 verified stories covering Formal Verification, product updates and industry developments.
Berkeley's Vero Benchmark: Only 27 of 43 Repos Fully Solved
Berkeley's new Vero benchmark has AI agents write code and formal proofs together across whole repositories — even the best model fully solves only 27 of 43 projects.
OpenBMB open-sources 8B model that beats 32B Lean 4 rivals
OpenBMB open-sourced MathForm-8B, an 8B model for autoformalizing math into Lean 4, plus a 367,000-sample verified dataset and evaluation code, outperforming several 32B formalization models.
OpenAI Lets Astra Write Ten Proofs
OpenAI used Astra's first public research signal to release ten math and theoretical computer science results, with a 249-page paper, Lean certificates and reasoning walkthroughs.