DeepSeek Chat (R1-based) vs DeepSeek R1-0528
DeepSeek DeepSeek Chat (R1-based) | DeepSeek DeepSeek R1-0528 | |
|---|---|---|
| Overview | ||
| Company | DeepSeek | DeepSeek |
| Release date | Jan 20 2025 | May 28 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% |
| Timeline | ||
| Release gap | DeepSeek Chat (R1-based) shipped 128 days before DeepSeek R1-0528 | |
Which is better: DeepSeek Chat (R1-based) or DeepSeek R1-0528?
DeepSeek Chat (R1-based) and DeepSeek R1-0528 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. DeepSeek Chat (R1-based) shipped 128 days before DeepSeek R1-0528, 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 — DeepSeek Chat (R1-based) and DeepSeek R1-0528 don't publish scores on any of the same benchmarks.
Frequently asked questions
DeepSeek Chat (R1-based) was released by DeepSeek on Jan 20 2025.
DeepSeek R1-0528 was released by DeepSeek on May 28 2025.
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