Devstral Small vs GPT-4o mini
Mistral Devstral Small | OpenAI GPT-4o mini | |
|---|---|---|
| Overview | ||
| Company | Mistral | OpenAI |
| Release date | May 21 2025 | Jul 18 2024 |
| Access | Open Weight | Proprietary |
| Specifications | ||
Parameters | 24B | — |
| 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. | — | 2% |
| Timeline | ||
| Release gap | GPT-4o mini shipped 307 days before Devstral Small | |
Which is better: Devstral Small or GPT-4o mini?
Devstral Small and GPT-4o mini don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. GPT-4o mini shipped 307 days before Devstral Small, so benchmark comparisons should account for the intervening progress.
Devstral Small is open weight, while GPT-4o mini is proprietary.
Direct benchmark comparisons are unavailable — Devstral Small and GPT-4o mini don't publish scores on any of the same benchmarks.
Frequently asked questions
Devstral Small was released by Mistral on May 21 2025.
GPT-4o mini was released by OpenAI on Jul 18 2024.
Devstral Small is an open weight model released by Mistral. GPT-4o mini is a proprietary model released by OpenAI.
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