Perplexity launches Computer, a cloud-based AI system that coordinates Claude, Gemini, ChatGPT, and more to autonomously run complex workflows for months.

Perplexity wants to be more than just an answer engine. On Wednesday, it launched Personal Computer, a new AI agent tool that can turn a spare Mac into a locally run AI system, pitching it as “a ...

Perplexity's Comet browser could until recently be hijacked by malicious links, causing it to siphon personal information and send it to mock attackers.

Here's what I've learned from three years of building, breaking and rebuilding AI systems for my own company—and the ...