OpenAI CEO Sam Altman took the witness stand Tuesday to defend his business record in a trial pitting him against Elon Musk, rebutting testimony that disparaged his leadership at a pivotal time for ...

OAKLAND, Calif.(AP) — OpenAI CEO Sam Altman took the witness stand Tuesday to defend his business record in a trial pitting him against Elon Musk, rebutting testimony that disparaged his leadership at ...

The jury ruled Musk brought his lawsuit too late to find Sam Altman, OpenAI, or Microsoft liable for the claims the Tesla CEO brought against them.

Musk had sought to oust Altman from his leadership position over claims that he and others breached their duty to OpenAI's original nonprofit mission and unjustly enriched themselves.

Musk, who is suing OpenAI CEO Sam Altman over the company's for-profit restructuring, says he "chose to create this as a nonprofit for the public good" when he co-founded it.

The real question of Elon Musk’s lawsuit against OpenAI was whether the company’s corporate transformation was cynical in intention or merely in outcome. Musk may have lost the case, but the trial was ...

OAKLAND, Calif. (AP) — A federal court on Monday dismissed claims filed against OpenAI and its top executives by Elon Musk, who accused them of betraying a shared vision for it to guide artificial ...

The jury ruled that Musk waited too long to sue and found Altman, co-founder Greg Brockman and OpenAI not liable on all claims.

Video from around the world on the latest news developments, with insight from Wall Street Journal editors and reporters.

Elon Musk’s lawsuit accusing OpenAI of violating its charter to function as a charitable organization was unanimously rejected by a federal jury. The nine-member jury on Monday decided that Musk's ...