More gains for Nvidia, Amazon and other AI superstars are propping up Wall Street on Monday, even as most U.S. stocks fall.

Wall Street stocks were mostly higher early Monday behind strength in some leading tech names after ChatGPT-maker OpenAI signed a $38 billion deal with Amazon's AWS cloud computing arm.

Amazon (AMZN +4.73%) may have a stronger set of competitive advantages than any other company out there, including its "Magnificent Seven" peers. It operates the biggest cloud com ...

Wall Street’s broader stock market struggled to make headway, but tech shares kept climbing globally as Amazon’s $38 billion (€32.93 billion) deal with OpenAI added fuel to the artificial-intelligence ...

OpenAI and Amazon.com have reached a $38 billion agreement for Amazon Web Services to provide infrastructure for the ChatGPT ...