Event Brief
Apr 30, 2026 at 9:02 PM ET
Elon Musk says xAI used OpenAI models to train Grok
By The BriefBrief
Elon Musk testified that xAI used OpenAI’s models for model distillation to improve Grok.
WHO: Elon Musk
WHAT: Testimony that xAI used OpenAI models for model distillation training of Grok
WHEN: Apr 30, 2026 at 2:16 PM ET
WHERE: California federal courtroom
WHY: No specific cause was reported.
How this brief is built: The BriefBrief correlates multiple sources into one evolving event brief, updated as new facts emerge.
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