Mira Murati, the chief technology officer at OpenAI, the influential artificial intelligence start-up, said on Wednesday that she would leave the company after working there for more than six years. In a memo she sent to employees and later shared on X,

OpenAI Chief Technology Officer Mira Murati — who has been instrumental in the development of ChatGPT and the artificial intelligence image generator Dall-E — said Wednesday she is leaving the company.

As the artificial intelligence compnay transforms to a for-profit enterprise, Murati leads atrio of high-level departures.