Altman said he believes much of Musk's animosity is rooted in OpenAI's recent success and the fact that he now runs a direct competitor.

Discover how Elon Musk and Sam Altman’s feud is driving AI innovation while raising ethical questions about transparency and competition.

Musk, who co-founded OpenAI, has become one of its major antagonists. He has sued the company, accusing it of departing from its founding mission as a nonprofit, and started a competing startup called xAI. On Friday, OpenAI said Musk had wanted to turn OpenAI into a for-profit company in 2017 and walked away when he didn’t get majority equity.