Elon Musk spent three days testifying as the first witness in his trial against OpenAI.

Musk’s lawsuit challenges OpenAI’s evolution under Sam Altman. But during jury selection, several potential jurors voiced negative views of Musk himself.

The judge also warned Musk and Sam Altman to curb their “propensity to use social media to make things worse outside the courtroom” after both sides traded attacks online.

Tesla billionaire Elon Musk reportedly declared, “Without me, OpenAI wouldn’t exist,” on the witness stand Wednesday as his testimony in his trial against Sam Altman stretches…

Elon Musk was cross-examined on the third day of the trial over his lawsuit against Sam Altman and OpenAI.

Tensions flared on the third day of trial in Musk v. Altman as OpenAI’s lawyers cross-examined Musk.

Elon Musk sued OpenAI, Sam Altman and Greg Brockman in 2024, claiming they reneged on their promise to keep the artificial intelligence lab a nonprofit.

Trial continues after heated back and forth during OpenAI’s cross-examination of the Tesla CEO on Wednesday

While answering questions under oath, Musk argued it’s standard practice for AI labs to use their competitors’ models.

In this episode of “Uncanny Valley,” we get into how the Elon Musk-Sam Altman trial goes way beyond their rivalry and could have major implications both for OpenAI and also the AI…

Elon Musk spent three days testifying as the first witness in his trial against OpenAI.

A benefactor to OpenAI's co-founders – to whom he gave $38 million from 2015 to 2017 – Elon Musk accuses CEO Sam Altman and his partner Greg Brockman of betraying the startup's…

The Musk v. Altman trial tests whether OpenAI’s for‑profit shift was legal — a ruling that could reshape how AI labs raise capital, structure governance and attract investors.

Musk kept his cool, and OpenAI’s lawyer bulldozed him with piercing questions about his motivations for suing the company.

Elon Musk called himself a "fool" in court, warned of a "Terminator" future, and admitted that xAI taps OpenAI's models for its own AI training. Week one of Musk's trial against…

Elon Musk, the world's richest person, took the stand and testified over the course of three days in his trial against OpenAI CEO Sam Altman.