DeepSeek R1-0528 vs Devstral Small 2 (24B)
DeepSeek DeepSeek R1-0528 | Mistral Devstral Small 2 (24B) | |
|---|---|---|
| Overview | ||
| Company | DeepSeek | Mistral |
| Release date | May 28 2025 | Dec 9 2025 |
| Access | Open Weight | Open Weight |
| Benchmarks | ||
Nonsense detection BullshitBench v2Given a confidently-worded but nonsensical prompt, does the AI spot that it makes no sense and push back — instead of playing along and inventing an answer? The score is how often it clearly called out the nonsense. Higher is better. | 8% | — |
| Timeline | ||
| Release gap | DeepSeek R1-0528 shipped 195 days before Devstral Small 2 (24B) | |
Which is better: DeepSeek R1-0528 or Devstral Small 2 (24B)?
DeepSeek R1-0528 and Devstral Small 2 (24B) don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. DeepSeek R1-0528 shipped 195 days before Devstral Small 2 (24B), so benchmark comparisons should account for the intervening progress.
Published specifications for these two models are limited — see each model page for the latest details.
Direct benchmark comparisons are unavailable — DeepSeek R1-0528 and Devstral Small 2 (24B) don't publish scores on any of the same benchmarks.
Frequently asked questions
DeepSeek R1-0528 was released by DeepSeek on May 28 2025.
Devstral Small 2 (24B) was released by Mistral on Dec 9 2025.
Other comparisons
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