To quote Elon Musk in court:

> OpenAI’s counsel asked Musk whether xAI has ever “distilled” technology from OpenAI.

> Musk: “Generally AI companies distill other AI companies.”

> “Is that a yes?” Savitt asked.

> Musk: “Partly.”

From https://www.interconnects.ai/p/the-distillation-panic which is worth reading in full.