Influential AI researcher Andrej Karpathy announces he's joining Anthropic

Andrej Karpathy says he has joined Anthropic to work on a pretraining-focused team.

He will use Claude to help accelerate research, and Anthropic says he will also help build tools and a team around that effort.

Karpathy is a high-profile AI leader with past roles at OpenAI and Tesla, making the move notable for frontier-model research.

The hire underscores Anthropic’s push to strengthen its research bench and the competition for top AI talent.