Researcher Weijia Shi Joins Anthropic to Work on Pretraining

ziqiao_ma · x · 2026-09-20

Weijia Shi shared a life update: she started at Anthropic last month, working on pretraining. Former colleague Ziqiao Ma congratulated her on the move. Shi previously worked at OpenAI on o1-related research and is known for papers like LongRoPE, continuing the recent talent flow toward Anthropic.

Related event: Former OpenAI researcher Weijia Shi joins Anthropic for pretraining(8 posts)→

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