Andrej Karpathy announces he is joining Anthropic's pretraining team

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Announced he is joining Anthropic's pretraining team — under Nick Joseph

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The most-cited person in these records moved inside a frontier lab. The nature of his public writing may change from here on

Source — Primary sources first; secondary reports are labelled “Press”

Presstechcrunch.comhttps://techcrunch.com/2026/05/19/openai-co-founder-andrej-karpathy-joins-anthropics-pre-training-team/

Added in Week 35, 2026 · See that week

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