OpenAI co-founder Greg Brockman is leaving, too

Illustration: The Verge

Sam Altman isn’t the only major OpenAI executive leaving the company on Friday. Hours after Altman was fired, with the board saying it “no longer has confidence in his ability to continue leading OpenAI,” co-founder and former board chair Greg Brockman revealed on X that he is also quitting.

When OpenAI announced the “leadership transition” and that CTO Mira Murati would take over as interim CEO, it said that Brockman would step down as chairman but remain in his role at the company, reporting to the CEO. Just a few hours later, that’s no longer true.

In the post on X (formerly Twitter), Brockman said he sent the following message to OpenAI staffers:

hi everyone,

i’m super proud of what we’ve all built together since starting in my…

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