When Perplexity first launched its Comet AI browser in July, we warned that users might want to steer clear. But a lot can change in a few months, and since July, Perplexity has been improving its ...

A smartphone shows the official website of ChatGPT Atlas. “It'd be really nice to have a service that was sort of just observing your life and proactively helping you when you needed it,” said OpenAI ...

Artificial intelligence systems need content to produce results, and they've been criticized for not paying the people who wrote and edited that content. Now, Perplexity AI, the AI-powered search ...