Microsoft and OpenAI’s Close Partnership Shows Signs of Fraying

The “best bromance in tech” has had a reality check as OpenAI has tried to change its deal with Microsoft and the software maker has tried to hedge its bet on the start-up.

How Microsoft’s Satya Nadella Became Tech’s Steely Eyed A.I. Gambler

Microsoft’s all-in moment on artificial intelligence has been defined by billions in spending and a C.E.O. counting on technology with huge potential and huge risks.

Can a Tech Giant Be Woke?

Microsoft, once again a juggernaut thanks to artificial intelligence, wants to be seen as an ethical employer. Is there a catch?

Inside OpenAI’s Crisis Over the Future of Artificial Intelligence

Split over the leadership of Sam Altman, board members and executives turned on one another. Their brawl exposed the cracks at the heart of the A.I. movement.

One Year of ChatGPT: How A.I. Changed Silicon Valley Forever

ChatGPT’s release a year ago triggered a desperate scramble among tech companies and alarm from some of the people who helped invent it.

How Elon Musk and Larry Page’s AI Debate Led to OpenAI and an Industry Boom

The people who were most afraid of the risks of artificial intelligence decided they should be the ones to build it. Then distrust fueled a spiraling competition.

Microsoft C.E.O. Testifies That Google’s Power in Search Is Ubiquitous

Satya Nadella, the chief executive of Microsoft, is the government’s biggest-name witness in its landmark antitrust case against Google.