Mistral Large 3Open Weight
Released
Mistral Large 3 is an AI model released by Mistral on Tuesday, Dec 2 2025, the same day as Ministral 3 14B-25-12. It is an open-weight model — the trained weights are available to download and run.
API pricing
- InputWhat you pay for everything you send the model — your question, plus any documents or earlier conversation you include with it.
- $0.50
- OutputWhat you pay for the text the model writes back. It is normally the dearer half: producing an answer costs more than reading one.
- $1.50
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Frequently asked questions
Mistral Large 3 was released by Mistral on Tuesday, Dec 2 2025.
Mistral Large 3 was built by Mistral. French AI company building open and commercial models. Founded in 2023 by former Meta and DeepMind researchers.
Mistral Large 3 costs $0.50 per million input tokens and $1.50 per million output tokens through the Mistral API. Rates are pay-as-you-go API prices verified against Mistral's published pricing on August 18, 2026.
Partly. Mistral Large 3 is an open-weight model: the trained weights are free to download and run locally or on your own infrastructure, but the training data and code are not fully released and the license may restrict some commercial uses. It is not open source in the strict sense.
Mistral's previous tracked release was Ministral 3 14B-25-12 on Dec 2 2025. It was followed by Devstral 2 (123B) on Dec 9 2025.