How do you know which AI chatbot is the best? Today, we're putting ChatGPT and Perplexity AI head-to-head. Because they're designed for different purposes, it's tough to rate either as unequivocally ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

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 ...

What’s happened? Perplexity AI just dropped a new language learning feature built right into its platform. In a post shared on social media, the company announced a tool that helps users learn by ...

Perplexity’s AI-powered browser, Comet, contained a dangerous vulnerability, according to an Israeli cybersecurity firm. Correspondent Welcome back to In the Loop, TIME’s new twice-weekly newsletter ...