Model · Multimodal language model

Mistral Medium 3.1

Mistral AI's August 2025 frontier multimodal Medium update, served as the mistral-medium-2508 API model with no downloadable weights and no public weights license.

Developer
Mistral AI
Distribution
Developer API
Artifact licensing
Proprietary access
License scope
Reviewed release artifacts and mandatory terms; not an assessment of training code or training data openness.
Licenses
Proprietary
Boundary
This record represents the August 2025 Mistral Medium 3.1 release served as the mistral-medium-2508 API model, deprecated on May 22, 2026 with migration directed at Mistral Medium 3.5. The Medium 3 and Medium 3.5 records, other Mistral lines, and the Mistral API platform itself are separate boundaries.

Risk statements

Not yet examined.

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