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DeepSeek engineer intlsy argues for open-weight AI — from inside the lab

DeepSeek engineer intlsy argues for open-weight AI — from inside the lab

On 14 September 2026, a DeepSeek engineer writing as intlsy published a WeChat essay titled 我不得不把才华埋葬在昨天, arguing for open-weight frontier AI. He wrote the main attention kernel of DeepSeek v4.1.

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