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Ex-OpenAI AI Guru Karpathy Now at Anthropic
19 May
Summary
- Andrej Karpathy has joined Anthropic, a rival AI research lab.
- He previously co-founded OpenAI and worked at Tesla.
- Karpathy will reportedly focus on pre-training research with Claude.

Andrej Karpathy, a founding member of OpenAI and former Tesla AI director, has officially joined Anthropic. He announced his move on X, stating his intention to focus on research and development within the rapidly advancing field of large language models (LLMs). This significant hire fuels the ongoing competition between leading AI labs.
Karpathy's tenure at OpenAI was marked by periods of both contribution and departure, most recently rejoining in 2023 before leaving again. His move to Anthropic, which is largely comprised of former OpenAI employees, highlights a talent migration trend in the AI sector. He is expected to work in Anthropic's pre-training lab, focusing on accelerating research using the company's Claude AI model.