Fidji Simo, OpenAI's second-in-command, is transitioning to a part-time advisory position after an extended medical leave. She initially took leave due to a relapse of a neuroimmune condition, which has proven to be more challenging than anticipated. Simo joined OpenAI in 2025 and was seen as a key figure in the company's future leadership, especially with an IPO on the horizon.
Her departure creates a leadership gap at a critical time for OpenAI, which is working to enhance its enterprise offerings and compete with Anthropic. CEO Sam Altman now faces the challenge of finding a successor who can help navigate the company through these pivotal developments.
Simo's transition to a part-time advisory role raises questions about OpenAI's leadership stability as it prepares for an IPO. Watch for Altman's next move in appointing a successor, which will be crucial for maintaining momentum against competitors like Anthropic.