OpenAI Co-founder Andrej Karpathy Joins Anthropic to Lead Claude-Assisted Pre-Training Research Team
AI legend Andrej Karpathy officially announced on X on May 19 (US time) that he is joining Anthropic. He will lead a new sub-team under the pre-training division, reporting to pre-training head Nick Joseph, focusing on using Claude itself to accelerate pre-training research for next-generation models (also known as "AI training AI"). Karpathy is a co-founder of OpenAI and previously served as Tesla's Senior Director of AI, where he built the company's pure-vision self-driving system from the ground up. His move is widely regarded as the most significant AI industry personnel change of 2026, significantly boosting Anthropic's automated model training capabilities and intensifying technical competition with OpenAI.
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