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“For Anthropic, it was part research and part evangelism.”

Meta had delayed releasing Muse, its A.I. agent app, for months over safety concerns. Then new competition forced Mr. Zuckerberg’s hand.

Alex Gibney’s nearly four-hour documentary is deeply researched. But because the mogul has long been in the spotlight, little is new.

Aaron Sorkin’s sort-of sequel to the 2010 “Social Network” dramatizes a whistle-blowing case at Facebook. Here’s what to know.

Nearly 100 patients discussed their maladies with a Google bot, called AMIE, before meeting with physicians.

The woman who helped put astronauts on the moon was a software engineer when the field was not prestigious or lucrative.

A tech start-up’s stunt in San Francisco tested the boundaries of combat sport safety and regulations.

Our journalists Sheera Frenkel and Dylan Freedman break down what A.I. agents are, how they differ from chatbots and why A.I. companies are worried about them now.

Prosecutors say Michael Smith flooded music-streaming platforms with bots that repeatedly streamed his A.I.-generated music, earning him as much as $8 million.

A new mode includes a study tool, but it still does a user’s homework. And a children’s safety nonprofit says the chatbot flunked its tests.