DeepSeek
DeepSeek R1-0528Open Weight
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.
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%
#57 of 60Best: Claude Opus 4.8 · 95%
Compare DeepSeek R1-0528 with
DeepSeek R1-0528 vs DeepSeek-V4-ProDeepSeek R1-0528 vs GPT-5.6 SolDeepSeek R1-0528 vs Claude Sonnet 5DeepSeek R1-0528 vs Gemini 3.5 FlashDeepSeek R1-0528 vs Muse Spark 1.1DeepSeek R1-0528 vs Grok 4.5DeepSeek R1-0528 vs Mistral Medium 3.5DeepSeek R1-0528 vs Kimi K3DeepSeek R1-0528 vs Composer 2.5DeepSeek R1-0528 vs GLM-5.2