Perplexity has released its AI-powered browser Comet for free, directly challenging Google Chrome. Comet lets users complete tasks through natural language commands, boosting engagement after download. While free access has limits, Pro ($20/month) and Max ($200/month) tiers unlock added tools, including Comet Plus. Available on Windows and Mac, Comet also debuts Background Assistants and an Email Assistant (Max plan), enhancing automation and productivity for advanced subscribers.