
The move comes after Simo took significant medical leave. She will stay on as a part-time adviser.
Will Fidji Simo officially leave her OpenAI CEO role by July 17, 2026?
Resolves by Jul 17, 2026
OpenAI's CEO of AGI Deployment, Fidji Simo, is stepping down from her full-time role and transitioning to part-time adviser following a monthslong medical leave for a worsening chronic neuroimmune condition. Simo had been hired to oversee product and business organizations so that the company's CEO could focus on research and data center development. Her departure comes as part of a broader executive reorganization at OpenAI, with other leaders taking on new responsibilities in product strategy and oversight. The company is concentrating on core products ahead of a planned IPO expected in 2027, including merging teams to build a unified product experience and shutting down other projects.

Johannes Heidecke’s departure comes as OpenAI tries to further integrate its research and safety teams.

Apple has sued OpenAI, alleging that engineers stole Apple secrets to advance the AI startup's hardware plans. In its complaint, Apple says it uncovered "a pattern of theft of Apple's trade secrets by OpenAI employees who were formerly at Apple." In addition to OpenAI, the lawsuit also names IO Products - Jony Ive's hardware startup, which OpenAI bought in 2025 - along with two specific employees, Tang Tan (OpenAI's chief hardware officer) and Chang Liu (who joined OpenAI from

The iPhone-maker claims OpenAI encouraged poached employees to bring over confidential presentations, secret prototypes, and key supplier details.
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