Mistral Large 3Open Weight

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.