Elon Musk confirms xAI used OpenAI’s models to train Grok

The Verge AI·April 30, 2026 at 6:16 PM·
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In a federal courtroom in California on Thursday, Elon Musk testified that his own AI startup, xAI, has used OpenAI's models to improve its own. The matter at question is model distillation, a common industry practice by which one larger AI model acts as a "teacher" of sorts to pass on knowledge to a smaller […]
Elon Musk confirms xAI used OpenAI’s models to train Grok | AI News | AIventa