07:12
2026-07-04
the-decoder.com
large-language-models
Mistral's open-source Leanstral 1.5 aces formal math benchmarks and catches real bugs in code
Mistral AI released Leanstral 1.5, an open-source model for formal verification in Lean 4, achieving 100% on the miniF2F math benchmark and solving 587 of 672 Putnam problems. The model also caught fi…