Apple and Google are getting up close and personal with user data to craft memos, summarize documents and generate images.

© Sisi Yu

OpenAI released GPT-4o, its latest chatbot technology, in a partly finished state. It has much to prove.

© Arsenii Vaselenko for The New York Times

Microsoft, HP, Dell and others unveiled a new kind of laptop tailored to work with artificial intelligence. Analysts expect Apple to do something similar.

© Grant Hindsley for The New York Times

Google and Samsung used to update smartphone software for only three years. That has changed.

© Derek Abella

Apple plans to announce that it will bring generative A.I. to iPhones after the company’s most significant reorganization in a decade.

© Amy Matsushita-Beal

Meta, Google and others are driving a renaissance for voice assistants, but people have found the technology uncool for more than a decade.

© Derek Abella

Despite Mark Zuckerberg’s hope for the chatbot to be the smartest, it struggles with facts, numbers and web search.

© Derek Abella