tech
April 30, 2026
Elon Musk confirms xAI used OpenAI’s models to train Grok
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TL;DR
- Elon Musk testified that xAI used OpenAI's models for its development.
- The process in question is model distillation, where one AI model trains another.
- Musk stated that it is standard practice for AI companies to use other AIs to validate their own.
- Model distillation is a common industry practice, but it can be used for legitimate purposes (training smaller versions of one's own models) or illicit ones (mimicking competitor models).
- Companies like OpenAI, Anthropic, and Google have raised concerns about model distillation, with some accusing Chinese firms of illicitly distilling their models.
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