DeepSeek R1-0528 vs gpt-oss-120b
DeepSeek DeepSeek R1-0528 | OpenAI gpt-oss-120b | |
|---|---|---|
| Overview | ||
| Company | DeepSeek | OpenAI |
| Release date | May 28 2025 | Aug 5 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% | 11%Best |
| Timeline | ||
| Release gap | DeepSeek R1-0528 shipped 69 days before gpt-oss-120b | |
Which is better: DeepSeek R1-0528 or gpt-oss-120b?
gpt-oss-120b leads DeepSeek R1-0528 on 1 of the 1 benchmark they both report (BullshitBench v2). DeepSeek R1-0528 shipped 69 days before gpt-oss-120b, 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.
On BullshitBench v2, gpt-oss-120b leads at 11% vs DeepSeek R1-0528 at 8%.
Frequently asked questions
DeepSeek R1-0528 was released by DeepSeek on May 28 2025.
gpt-oss-120b was released by OpenAI on Aug 5 2025.
Other comparisons
DeepSeek R1-0528 vs Claude Sonnet 5gpt-oss-120b vs Claude Sonnet 5DeepSeek R1-0528 vs Gemini Omnigpt-oss-120b vs Gemini OmniDeepSeek R1-0528 vs Muse Spark 1.1gpt-oss-120b vs Muse Spark 1.1DeepSeek R1-0528 vs Grok 4.5gpt-oss-120b vs Grok 4.5DeepSeek R1-0528 vs Mistral Medium 3.5gpt-oss-120b vs Mistral Medium 3.5DeepSeek R1-0528 vs Kimi K2.7 Codegpt-oss-120b vs Kimi K2.7 Code