Altman and Musk were OpenAI’s founding co-chairs in 2015, but their relationship has devolved into name-calling and lawsuits.

During Donald Trump's January 20 inauguration, fans couldn't help but notice how Mark Zuckerberg, Jeff Bezos and Elon Musk had a better view of the festivities over people who will be working for the president.

OpenAI CEO Sam Altman called Stargate, “the most important project for this era” and promised that all of the new investment his company was making would help cure diseases. Altman was actually prompted by Trump to talk about the medical advances that AI would supposedly figure out.

The Microsoft co-founder and philanthropist is taking a break from the future to examine his past — and mulling where the billionaires now fit in.

The billionaire and his Silicon Valley associates landed in the capital and immediately moved to cut the size of the federal government, reprising the playbook he used after buying Twitter in 2022.

Jamie Dimon, the billionaire head of the U.S.’ biggest bank, lauded Tesla CEO Elon Musk, the richest man on the planet and a key part of President Donald Trump’s administration, this week, putting an end to years of head-butting between the billionaires’ companies as Dimon becomes the latest billionaire warming to Musk or Trump.

Tech billionaire Marc Andreessen pointed to the New Deal as Roosevelt’s “personal monarchy.” We need a Caesar-like CEO in Trump, he said, to undo FDR’s grasp. Given the upper crust’s ...

The U.S. Securities and Exchange Commission has sued billionaire Elon Musk, saying he failed to disclose his ownership of Twitter stock in a timely manner in early 2022, before buying the social ...

Get Latest and Breaking News about World. Todays Top News Headlines about World Politics, News on USA, Business News, and Current Affairs.

Burning embers swirl as crews work to contain the Hughes Fire in Castaic, Calif., on Wednesday. (Gina Ferazzi/Los Angeles Times via Getty Images)

As Elon Musk and his billionaire brethren take power in Trump’s second term, the lack of legal guardrails — and the fading power of Big Media — is becoming an existential crisis.

Images of the Billionaires’ Row circled the globe, inspiring the same fascination that greeted pictures of five current and former presidents assembled at Jimmy Carter’s funeral earlier in the month.