What really happens after you hit enter on that AI prompt? WSJ’s Joanna Stern heads inside a data center to trace the journey and then grills up some steaks to show just how much energy it takes to ...

Sam Altman, OpenAI’s CEO and the public face of ChatGPT, has carved out an image for himself as one of the preeminent AI whisperers of our age, whose influence supposedly extends to the White House on ...

OpenAI may have sparked the AI wars more than three years ago with the launch of ChatGPT, but it's still a long way from finishing them.

Google has staged a remarkable AI comeback, with its Gemini 3.0 model receiving widespread acclaim and outperforming ...

Anthropic's CEO said his company is avoiding the kind of battles OpenAI and Google are fighting by targeting AI for ...

In the fall of 2023, Ilya Sutskever, OpenAI’s chief scientist, sent secret memos to three fellow-members of the organization’s board of directors. For weeks, they’d been having furtive discussions ...

Elon Musk’s lawyer began his cross examination of OpenAI CEO Sam Altman in court on Tuesday with a brief question: “Are you completely trustworthy?” Musk is suing the company and its leaders over ...