Anthropic Claude Code Lead Cat Wu Joins OpenAI Core Products Team
AI assistants · AI coding
Cat Wu, product lead for Anthropic's Claude Code, announced in November 2026 that she joined OpenAI's Core Products team. Wu previously guided Claude Code from an internal prototype into a product exceeding $2.5 billion in annualized run-rate and contributed to the Cowork agent. OpenAI confirmed the appointment without detailing specific project roles, while Anthropic declined to comment.
Cat Wu, product lead for Claude Code at Anthropic, announced on November 4, 2026, that she joined OpenAI to manage product initiatives within its Core Products team. The transition occurred ahead of Anthropic's anticipated IPO. OpenAI confirmed the appointment, while Anthropic declined to comment. Wu joined Anthropic in August 2024, collaborating with technical creator Boris Cherny to scale the AI coding agent Claude Code and participating in developing Cowork, an AI agent aimed at general office tasks. Anthropic announced in February 2026 that Claude Code had surpassed $2.5 billion in annualized run-rate. OpenAI has not yet announced Wu's specific product assignments.
Key takeaways
- Cat Wu announced on November 4, 2026, that she joined OpenAI's Core Products team; OpenAI confirmed the hiring while Anthropic declined to comment.
- Wu managed Claude Code product planning at Anthropic since August 2024, accelerating releases through focused targets and research previews.
- Beyond coding agent Claude Code, Wu also contributed to the development of Cowork, an AI agent designed for office workflows.
- Reports noted Codex user scale was around 40 percent of Claude Code in January 2026; Wu's specific responsibilities at OpenAI remain unannounced.
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