Mistral Medium 3.5 is a highly advanced 128B dense model that masterfully merges sophisticated coding capabilities, robust reasoning, and precise instruction-following into a single, optimized set of weights. This powerful model boasts an expansive 256k context window, enabling it to process and understand exceptionally long sequences of information. It also offers configurable reasoning effort, allowing developers to fine-tune its performance for specific tasks and resource constraints. With its open weights available on HuggingFace, Mistral Medium 3.5 is an ideal choice for engineers and teams seeking to deploy and run high-performance, self-hosted inference solutions, providing unparalleled flexibility and control over their AI applications.
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Launch Date:
May 3, 2026