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

The move comes as the trial for Elon Musk’s lawsuit against OpenAI kicks off in federal court in Oakland.

Musk’s shifting stance on AI dangers may complicate trial over OpenAI’s mission.

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.

OpenAI’s lawyers argue Musk’s lawsuit aims to undermine the company for his competing venture, xAI.

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.

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.