Event Brief
UPDATED May 7, 2026 at 4:03 PM ET
Apr 23, 2026 at 6:05 PM ET
Greg Brockman says Elon Musk left OpenAI
By The BriefBrief
Greg Brockman described negotiations and Elon Musk’s departure from OpenAI.
WHO: Greg Brockman
WHAT: Brockman recounts how Elon Musk left OpenAI
WHEN: May 6, 2026 at 2:23 PM ET
WHERE: Location not specified
WHY: No specific cause was reported.
How this story developed (showing 24 of 24 earlier reports)
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Elon Musk lawsuit puts OpenAI safety record under scrutiny
· May 7, 2026 at 4:03 PM ET
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Musk sought Altman role at Tesla before OpenAI fallout
· May 6, 2026 at 7:03 PM ET
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Prediction markets weigh Musk’s OpenAI lawsuit
· May 6, 2026 at 5:00 PM ET
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Musk sought $80 billion stake; OpenAI president testifies
· May 5, 2026 at 10:04 PM ET
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OpenAI president forced to read personal diary entries to jury
· May 5, 2026 at 10:00 PM ET
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Greg Brockman rebuts Musk on OpenAI history
· May 5, 2026 at 6:00 PM ET
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Musk vs. Altman courtroom battle in Oakland
· May 4, 2026 at 10:01 AM ET
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Elon Musk stumbles on stand at OpenAI trial
· May 1, 2026 at 5:05 PM ET
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Musk v. Altman is just getting started in court
· May 1, 2026 at 2:02 PM ET
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Elon Musk stumbles during OpenAI trial testimony
· May 1, 2026 at 12:00 PM ET
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Elon Musk testifies in OpenAI trial against Sam Altman
· Apr 30, 2026 at 9:03 AM ET
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Elon Musk combative on stand in OpenAI trial
· Apr 30, 2026 at 3:02 AM ET
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Elon Musk tells court he was a 'fool' for funding OpenAI
· Apr 29, 2026 at 7:00 PM ET
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Elon Musk testifies in OpenAI legal battle with Sam Altman
· Apr 29, 2026 at 7:03 AM ET
-
Musk and Altman feud heads to month-long federal trial
· Apr 28, 2026 at 8:04 AM ET
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Musk and Altman set for OpenAI trial
· Apr 27, 2026 at 8:00 PM ET
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Elon Musk sues OpenAI
· Apr 27, 2026 at 6:02 PM ET
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Musk and Altman head to court over OpenAI
· Apr 27, 2026 at 11:03 AM ET
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Musk, Altman head to trial over OpenAI
· Apr 27, 2026 at 4:05 AM ET
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Musk and Altman trial begins Monday
· Apr 25, 2026 at 2:00 AM ET
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Judge dismisses Musk fraud claims in OpenAI case
· Apr 24, 2026 at 10:07 PM ET
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DOJ backs Musk xAI in Colorado AI law suit
· Apr 24, 2026 at 3:00 PM ET
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Musk lawsuit against OpenAI heads to trial
· Apr 24, 2026 at 11:00 AM ET
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Musk-Altman dispute heads to jury trial
· Apr 23, 2026 at 6:05 PM ET
Reporting from 10 identified publishers across this event arc.
View all 10 publishers
Publishers represented across this event arc
These publishers contributed reporting to the broader event history. Not every source addresses the specific development described above.
How this brief is built: The BriefBrief correlates multiple sources into one evolving event brief, updated as new facts emerge.
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