Musk v. Altman week 1: Elon Musk says he was duped, warns AI could kill us all, and admits that xAI distills OpenAI’s models

MIT Technology Review / 5/2/2026

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Key Points

  • Elon Musk testified in the first week of his landmark trial against OpenAI, claiming Sam Altman and Greg Brockman deceived him into funding the company.
  • Musk argued that his involvement was based on being misled, framing the dispute as a case of fraud or misrepresentation.
  • During his testimony, Musk warned that advanced AI could pose existential risks to humanity.
  • Musk also acknowledged that xAI distills OpenAI’s models, suggesting a relationship between their model development approaches.
  • The week sets the tone for a high-profile legal battle over OpenAI’s origins, governance, and the parties’ claims about each other’s conduct.
In the first week of the landmark trial between Elon Musk and OpenAI, Musk took the stand in a crisp black suit and tie and argued that OpenAI CEO Sam Altman and president Greg Brockman had deceived him into bankrolling the company. Along the way, he warned that AI could destroy us all and sat through…