Mistral Small 4 vs o4-mini
Mistral Mistral Small 4 | OpenAI o4-mini | |
|---|---|---|
| Overview | ||
| Company | Mistral | OpenAI |
| Release date | Mar 16 2026 | Apr 16 2025 |
| Access | Proprietary | Proprietary |
| 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 | o4-mini shipped 334 days before Mistral Small 4 | |
Which is better: Mistral Small 4 or o4-mini?
Mistral Small 4 and o4-mini don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. o4-mini shipped 334 days before Mistral Small 4, 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 — Mistral Small 4 and o4-mini don't publish scores on any of the same benchmarks.
Frequently asked questions
Mistral Small 4 was released by Mistral on Mar 16 2026.
o4-mini was released by OpenAI on Apr 16 2025.
Other comparisons
Mistral Small 4 vs Claude Sonnet 5o4-mini vs Claude Sonnet 5Mistral Small 4 vs Gemini Omnio4-mini vs Gemini OmniMistral Small 4 vs Muse Spark 1.1o4-mini vs Muse Spark 1.1Mistral Small 4 vs Grok 4.5o4-mini vs Grok 4.5Mistral Small 4 vs DeepSeek-V4-Proo4-mini vs DeepSeek-V4-ProMistral Small 4 vs Kimi K2.7 Codeo4-mini vs Kimi K2.7 Code