DeepSeek R1-0528 vs o1-preview
DeepSeek DeepSeek R1-0528 | OpenAI o1-preview | |
|---|---|---|
| Overview | ||
| Company | DeepSeek | OpenAI |
| Release date | May 28 2025 | Sep 12 2024 |
| 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. | 8% | — |
| Timeline | ||
| Release gap | o1-preview shipped 258 days before DeepSeek R1-0528 | |
Which is better: DeepSeek R1-0528 or o1-preview?
DeepSeek R1-0528 and o1-preview don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. o1-preview shipped 258 days before DeepSeek R1-0528, so benchmark comparisons should account for the intervening progress.
DeepSeek R1-0528 is open weight, while o1-preview is proprietary.
Direct benchmark comparisons are unavailable — DeepSeek R1-0528 and o1-preview don't publish scores on any of the same benchmarks.
Frequently asked questions
DeepSeek R1-0528 was released by DeepSeek on May 28 2025.
o1-preview was released by OpenAI on Sep 12 2024.
DeepSeek R1-0528 is an open weight model released by DeepSeek. o1-preview is a proprietary model released by OpenAI.
Other comparisons
DeepSeek R1-0528 vs Claude Sonnet 5o1-preview vs Claude Sonnet 5DeepSeek R1-0528 vs Gemini Omnio1-preview vs Gemini OmniDeepSeek R1-0528 vs Muse Spark 1.1o1-preview vs Muse Spark 1.1DeepSeek R1-0528 vs Grok 4.5o1-preview vs Grok 4.5DeepSeek R1-0528 vs Mistral Medium 3.5o1-preview vs Mistral Medium 3.5DeepSeek R1-0528 vs Kimi K2.7 Codeo1-preview vs Kimi K2.7 Code