Mistral Medium 3

Mistral AI🇫🇷 France
active

Mistral Medium tier model balancing performance and cost. Strong coding and reasoning at a mid-tier price point.

Version History

3major

Mistral Medium 3 is a new model introduced alongside Le Chat Enterprise, positioned between Mistral Small and Large tiers. No technical specifications or benchmarks were disclosed.

mistral-medium-2505major

Mistral Medium 3 launches with vision, strong coding, and mid-tier pricing. Outperforms GPT-4o mini on reasoning benchmarks at comparable cost.

Benchmark Scores

Full leaderboard →
44.0%
AIME 2025
64.8%
GPQA
84.0%
HumanEval
40.0%
LiveCodeBench
73.2%
MATH
82.0%
MMLU
76.0%
MMLU-Pro
75.0 tokens_per_sec
Speed (tok/s)

Coverage

model releaseMistral AI

Mistral Medium 3 launches at $0.4/$2 per million tokens, matching 90% of Claude 3.7 Sonnet performance

Mistral AI launched Mistral Medium 3 on May 7, 2025, priced at $0.4 per million input tokens and $2 per million output tokens. The company claims the model performs at or above 90% of Claude Sonnet 3.7 on benchmarks while being significantly less expensive, and surpasses Llama 4 Maverick and Cohere Command A.

2 min read