OpenAI’s Fidji Simo Steps Down, Greg Brockman Takes Over Product Business
Fidji Simo, who joined OpenAI just over a year ago to lead its commercial expansion, stepped down citing a relapse of a neuroimmune condition. Greg Brockman will take over product and business operations as Sam Altman searches for a permanent successor ahead of the company's expected IPO.
By technology desk· 7/11/2026, 12:47:47 AM· 2 min read
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