AI Model Release Tracker

Devstral 2 (123B)Open Weight

Released

Devstral 2 (123B) is an AI model released by Mistral on Tuesday, Dec 9 2025, 7 days after Mistral Large 3. It is an open-weight model — the trained weights are available to download and run.

Available from

Mistraleu$0.40$2.00256K
USD per 1M tokensEvery price here is for one million tokens. A token is roughly three-quarters of a word, so a million tokens is about 750,000 words of text.Checked October 18, 2026Third-party rates from openrouter.ai, not the lab’s own list price.

Compare Devstral 2 (123B) with

Devstral 2 (123B)

Suggested comparisons

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Frequently asked questions

Devstral 2 (123B) was released by Mistral on Tuesday, Dec 9 2025.

All Mistral releases

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