Mistral AI (API)

weights

open(downloadable on HF)

data

closed

code

closed(no training pipeline)

license

Mistral-AI-Non-Production-License(MNPL, non-OSI, research/testing only

Weights are downloadable, but only under the Mistral AI Non-Production License: not OSI-approved and limited to research and testing, with a commercial license available on request. Open weights behind a use-restricting license, so restricted rather than open weights.

• https://mistral.ai/news/codestral/ recorded 2026-08-13

  "Codestral is a 22B open-weight model licensed under the new Mistral AI Non-Production License, which means that you can use it for research and testing purposes. Codestral can be downloaded on HuggingFace ... Commercial licenses are also available on demand"

• https://mistral.ai/news/codestral-25-08/ recorded 2026-08-13

  Codestral 25.08 update; API, VPC and on-prem deployment for regulated environments