WorkMay 19, 2026via TechCrunch AI

OpenAI co-founder Andrej Karpathy joins Anthropic’s pre-training team

Why it matters

A founding-era OpenAI researcher moving to Anthropic signals competitive pressure on model development and suggests Anthropic is doubling down on foundational capabilities. This is one of the highest-profile poaches between the two labs.

Key signals

  • Andrej Karpathy (OpenAI co-founder) joins Anthropic
  • Joining Anthropic's pre-training team
  • Previously: co-founder and VP of Research at OpenAI
  • Previously: led Tesla AI/Autopilot efforts
  • Published May 19, 2026

The hook

OpenAI's co-founder Andrej Karpathy just joined Anthropic's pre-training team. That's a major talent shift in the model wars.

Andrej Karpathy has joined Anthropic to work on pre-training. He previously co-founded and worked at OpenAI and led computer vision and AI at Tesla.

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OpenAI co-founder Andrej Karpathy joins Anthropic’s pre-training team | KeyNews.AI