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Monday, 12 October 2026

Why Isn't the Industry Freaking Out About DeepSeek 4.1 Flash?

dgt.is 2 days ago 22

The article describes the author’s month-long use of DeepSeek 4.1 Flash across many projects, arguing it feels as capable as top “frontier” models despite being much cheaper. It claims DeepSeek 4.1 Flash reduced KV-cache size by about 437x versus DeepSeek V1, which the author says keeps long coding sessions under $1 (and sometimes $0.003 per task). It changes developers’ behavior by making high-volume, low-stakes “unattended” work and long sessions economically practical, reducing reliance on expensive frontier subscriptions and suggesting future on-device/locally run efficiency improvements.

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