President Trump welcomed OpenAI CEO Sam Altman to the White House, marking a dramatic escalation in Altman’s rivalry with Elon Musk. The visit included announcing a $500 billion AI infrastructure project,

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

Sam Altman, CEO of OpenAI, has publicly expressed his support for President Donald Trump. This revelation comes years after he praised LinkedIn co-founder Reid Hoffman for stopping his re-election.

The CEO of OpenAI, Sam Altman took to his social media account on X (formerly Twitter) to share his thoughts about a letter of inquiry he received from

On his X account, Sam Altman posted a letter signed by Democratic senators concerned about the ways tech companies appear to be bending to Trump’s wishes.

Donald Trump is making a sensational return to the White House today as he’s sworn in as the 47th president of the United States. This series of incredible images captures the drama of inauguration day. President Donald Trump, center, takes part in a signing ceremony in the President's Room after the 60th Presidential Inauguration.

About 20,000 Trump supporters have gathered at Capital One Arena in Washington Monday afternoon, where Trump and Vice President JD Vance are expected to address the crowd later in the day. Trump is also expected to sign several executive actions at the area during his on-stage appearance.

From Ivanka Trump’s Dior look to Lauren Sanchez’s transparent lace bustier — all the fabulous (and extremely eyebrow raising) outfits at the ceremony

It’s the latest clash in a feud between the two tech billionaires that started on OpenAI’s board and is now testing Musk’s influence with the new president.

Sam Altman Labels DeepSeek R1 An Impressive AI Model But Promises OpenAI Will Deliver Even Better Models.

President Donald Trump kicked off his second term with a flurry of executive actions on immigration, Jan. 6, health policy and more.

President Donald Trump spoke with OpenAI CEO Sam Altman by phone Friday, ahead of the AI infrastructure announcement, CNBC has learned.