DeepSeek V4 Pro 0813 fails same demo twice while Flash succeeds, user reports

neverontime5 · reddit · 2026-08-14

Reddit user neverontime5 reports initial testing of DeepSeek V4 Pro 0813: the same demo failed twice on Pro, while V4 Flash completed it. Generation speed was 80-90 tokens/s, but the task wasn't finished. The user notes the small sample size and plans to use ZenMux for more detailed comparison.

Related event: DeepSeek V4 Pro Released Then Pulled: Mediocre General Performance, Strong Security & Code(18 posts)→

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