Musk, whose record pay package was in legal limbo in Delaware, relocated Tesla's incorporation out of state during the spat.

Elon Musk said he felt like a "fool" for backing OpenAI, accusing Sam Altman of abandoning the nonprofit's original mission in favor of a profit-driven model.

In his second day on the stand in the trial he launched against OpenAI, Elon Musk said the AI start-up he'd helped found had strayed from its charitable mission.

Elon Musk testified that he texted Sam Altman, "what the hell is going on," after learning about Microsoft's $10 billion investment in OpenAI.

Elon Musk made repeated references to an AI "Terminator" scenario while testifying before a California federal jury about OpenAI's for-profit move.

On his third day of testimony, Elon Musk will be cross-examined by lawyers from OpenAI and Microsoft. His answers on the stand grew testy on Wednesday.

Elon Musk told a court on Wednesday that he was a "fool" for providing funding to launch ChatGPT maker OpenAI.

Thanks to the ongoing trial pitting billionaires Elon Musk and Sam Altman against each other, it's come to light that Valve founder Gabe Newell--the third billionaire in this story--emailed Musk to ask if Hideo Kojima could get a tour of SpaceX.

The billionaire’s thoughts on crypto came up during the OpenAI trial