Intelligence index
Outperforms 24% of compared models

Mistral Medium 3.1 is an updated version of Mistral Medium 3, which is a high-performance enterprise-grade language model designed to deliver frontier-level capabilities at significantly reduced operational cost. It balances state-of-the-art reasoning and multimodal performance with 8× lower cost compared to traditional large models, making it suitable for scalable deployments across professional and industrial use cases.
The model excels in domains such as coding, STEM reasoning, and enterprise adaptation. It supports hybrid, on-prem, and in-VPC deployments and is optimized for integration into custom workflows. Mistral Medium 3.1 offers competitive accuracy relative to larger models like Claude Sonnet 3.5/3.7, Llama 4 Maverick, and Command R+, while maintaining broad compatibility across cloud environments.
Outperforms 24% of compared models
Outperforms 20% of compared models
Outperforms 29% of compared models
Elo scores and win rates across design and agent tasks.
995Elo
Win rate 30.8%
1144Elo
Win rate 47.2%
989Elo
Win rate 38.2%
1078Elo
Win rate 44.6%
1094Elo
Win rate 43.6%
1118Elo
Win rate 45.1%
1131Elo
Win rate 46%
1074Elo
Win rate 40.8%