DeepSeek-V3.2 vs o3-mini
DeepSeek DeepSeek-V3.2 | OpenAI o3-mini | |
|---|---|---|
| Overview | ||
| Company | DeepSeek | OpenAI |
| Release date | Dec 1 2025 | Jan 31 2025 |
| Access | Open Weight | 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. | 13% | — |
| Timeline | ||
| Release gap | o3-mini shipped 304 days before DeepSeek-V3.2 | |
Which is better: DeepSeek-V3.2 or o3-mini?
DeepSeek-V3.2 and o3-mini don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. o3-mini shipped 304 days before DeepSeek-V3.2, so benchmark comparisons should account for the intervening progress.
DeepSeek-V3.2 is open weight, while o3-mini is proprietary.
Direct benchmark comparisons are unavailable — DeepSeek-V3.2 and o3-mini don't publish scores on any of the same benchmarks.
Frequently asked questions
DeepSeek-V3.2 was released by DeepSeek on Dec 1 2025.
o3-mini was released by OpenAI on Jan 31 2025.
DeepSeek-V3.2 is an open weight model released by DeepSeek. o3-mini is a proprietary model released by OpenAI.
Other comparisons
DeepSeek-V3.2 vs Claude Sonnet 5o3-mini vs Claude Sonnet 5DeepSeek-V3.2 vs Gemini Omnio3-mini vs Gemini OmniDeepSeek-V3.2 vs Muse Spark 1.1o3-mini vs Muse Spark 1.1DeepSeek-V3.2 vs Grok 4.5o3-mini vs Grok 4.5DeepSeek-V3.2 vs Mistral Medium 3.5o3-mini vs Mistral Medium 3.5DeepSeek-V3.2 vs Kimi K2.7 Codeo3-mini vs Kimi K2.7 Code