Mistral AI
Mistral AI's frontier-class open-weight multimodal model optimized for agentic and coding use cases, with a 256K context window.
Running this yourself: likely needs a high-memory cloud gpu.
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64.1
Quality Score
1163
Arena ELO
128B
Parameters
262K
Context
This measures the amount of verifiable public evidence we have, not how capable the model is. A missing field means it has not been verified yet, not that its value is zero.
15 of 22 public signals
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125.1K
Downloads
445
Likes
Mar 2026
Released
2/5 signals
4/4 signals
4/5 signals
3/4 signals
2/4 signals
Gaps we are still tracking
Launches
2
Benchmarks
1
Open Source
1
General
8
Recent launch, pricing, benchmark, and API signals linked to this model or its provider.
Mistral AI published benchmark or leaderboard evidence for Mistral-Medium-3.5-128B.
View sourceMistral-Medium-3.5-128B is now available through local Ollama runtime. 256K context window listed. Mistral Medium 3.5 is the first flagship model of Mistral AI that merged instruction-following, reasoning, and coding in a single set of 128B weights.
View sourceMistral is bringing @aiDotEngineer back to Paris. After last year’s sold-out edition, our VP of Engineering Lélio Renard-Lavaud joins speakers from @bfl_ai , @cognition, @huggingface, and more. Explore the event and secure your spot: https://t.co/SyEfmXAdCF
Today, we’re announcing a strategic collaboration with @HUMAIN spanning AI infrastructure, advanced model development, and the deployment of AI solutions in Saudi Arabia and across the region. Together, we will work on localized frontier AI models, with initial areas of focus

☁️Mistral is bringing together the inference infrastructure, open models, and long-term commitments Europe needs to control its AI future, and setting a roadmap for the world. 🧵: https://t.co/LeP53uBUES https://t.co/JjluVwJecj
Mistral-Medium-3.5-128B is now available through local Ollama runtime. 256K context window listed. Mistral Medium 3.5 is the first flagship model of Mistral AI that merged instruction-following, reasoning, and coding in a single set of 128B weights.
Mistral AI published benchmark or leaderboard evidence for Mistral-Medium-3.5-128B.