tech

Devstral

Today we introduce Devstral, our agentic LLM for software engineering tasks. Devstral is built under a collaboration between Mistral AI and All Hands AI 🙌, and outperforms all open-source models on SWE-Bench Verified by a large margin. We release Devstral under the Apache 2.0 license.

Devstral

TL;DR

  • Devstral is an agentic LLM for software engineering, a collaboration between Mistral AI and All Hands AI.
  • It achieves 46.8% on SWE-Bench Verified, surpassing other open-source models by over 6% and closed-source models like GPT-4.1-mini by over 20%.
  • Devstral is designed to tackle real-world software engineering problems, contextualizing code within large codebases and identifying subtle bugs.
  • It can run on a single RTX 4090 or a Mac with 32GB RAM, making it suitable for local deployment and privacy-sensitive enterprise use.
  • The model is released under the Apache 2.0 license for community use and customization.
  • Devstral is available via API and can be downloaded from platforms like HuggingFace, Ollama, and Kaggle.