DeepSeek R1-0528Open Weight
Released
DeepSeek R1-0528 is an AI model released by DeepSeek on Wednesday, May 28 2025, 65 days after DeepSeek V3-0324. It is an open-weight model — the trained weights are available to download and run. Benchmark results (shown below) cover BullshitBench v2.
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Available from
| DeepInfra | $0.50 | $2.15 | 160K | fp4 |
|---|---|---|---|---|
| SiliconFlow | $0.50 | $2.18 | 160K | fp8 |
| StreamLake | $0.571 | $2.286 | 128K | — |
| Novita | $0.70 | $2.50 | 160K | fp8 |
Benchmarks
BullshitBench v2Nonsense detection — Given 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%
#74 of 77Best: Claude Opus 4.8 · 95%
Compare DeepSeek R1-0528 with
Suggested comparisons
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Frequently asked questions
DeepSeek R1-0528 was released by DeepSeek on Wednesday, May 28 2025.