- Fidji Simo took a medical leave a few months ago due to a neuroimmune condition.
- Simo announced her transition to a part-time advisor role, stating that the road to recovery would be longer than anticipated.
- OpenAI CEO Sam Altman expressed sadness over Simo's departure, stating he was really sad about this and grateful to her.
Fidji Simo has stepped down from her leadership role at OpenAI, focusing on her health after a severe exacerbation of a chronic illness. Simo, who had taken medical leave a few months ago, announced her transition to a part-time advisory role, stating, “During that time, it became clear that the road to recovery would be much longer and more complex than I had anticipated.”12

CEO Sam Altman expressed his sadness over her departure, acknowledging the significant contributions Simo made during her tenure. He stated he was “really sad about this” and expressed gratitude for her efforts in advancing OpenAI's mission.3
Simo's health challenges have been ongoing for seven years, and she emphasized the difficulty of balancing her professional responsibilities with her health struggles. In her statement, she reflected on the jarring experience of “helping build the future while simultaneously navigating a disabling disease that still has no cure.”

Her departure marks a significant moment for OpenAI as it continues to navigate the complexities of artificial general intelligence development amidst personal and professional challenges faced by its leaders.
“Simo revealed that she had to go on medical leave after a severe exacerbation of a chronic illness she has lived with for seven years. In her statement, she noted the experience of building the future while managing a disabling disease has been jarring and emphasized the need to focus on her recovery.”
