Mistral AI has released Leanstral 1.5, an open-source model designed for formal verification tasks. This model, which has 6 billion active parameters and is available under the Apache 2.0 license, demonstrates significant improvements in solving complex mathematical problems and verifying real-world code. Leanstral 1.5 excels in areas like proof engineering and has already identified several previously unknown bugs in software repositories. AI
IMPACT Enhances capabilities in formal verification and code analysis, potentially accelerating adoption of rigorous software development practices.
RANK_REASON Frontier-lab model release with system card [lever_c_demoted from frontier_release: ic=1 ai=1.0]
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- Apache Software License 2.0
- CISPO
- FATE-X
- Hugging Face
- Lean 4 Programming Language
- Leanstral 1.5
- miniF2F
- Mistral AI
- PutnamBench
- SafeVerify
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