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DeepSeek V4-Flash Now Beats Its Own Flagship

['Marko Nguyen', 'Vincee Cole', 'Temaz Tra', 'Jennie Pham'] Memeburn 2026-08-03 03:23:17

A cheaper model in the same family now outscores the flagship preview on every agentic task DeepSeek chose to publish. It is the official public beta build of DeepSeek’s V4-Flash API, released 31 July 2026. Is DeepSeek V4-Flash better than Claude Opus 4.8? How much does DeepSeek V4-Flash cost? Are the DeepSeek V4-Flash 0731 weights open source?

deepseek flash x99s preview model nthe 0731 agent cost weights

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