Claude 2.1 vs Devstral 2 (123B)
Anthropic Claude 2.1 | Mistral Devstral 2 (123B) | |
|---|---|---|
| Overview | ||
| Company | Anthropic | Mistral |
| Release date | Nov 21 2023 | Dec 9 2025 |
| Access | Proprietary | Open Weight |
| Timeline | ||
| Release gap | Claude 2.1 shipped 749 days before Devstral 2 (123B) | |
Which is better: Claude 2.1 or Devstral 2 (123B)?
Claude 2.1 and Devstral 2 (123B) don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 2.1 shipped 749 days before Devstral 2 (123B), so benchmark comparisons should account for the intervening progress.
Claude 2.1 is proprietary, while Devstral 2 (123B) is open weight.
Direct benchmark comparisons are unavailable — Claude 2.1 and Devstral 2 (123B) don't publish scores on any of the same benchmarks.
Frequently asked questions
Claude 2.1 was released by Anthropic on Nov 21 2023.
Devstral 2 (123B) was released by Mistral on Dec 9 2025.
Claude 2.1 is a proprietary model released by Anthropic. Devstral 2 (123B) is an open weight model released by Mistral.
Other comparisons
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