In-Depth Analysis of Perplexity AI Pro Upgrade: Deep Research Feature Takes AI Search to a New Level

Perplexity AI has launched a new Deep Research feature that autonomously executes multi-step research tasks: automatically searching multiple sources, cross-validating information, and generating research reports with citations. Tests show that completing an industry research report takes less than 10 minutes, down from several hours, with quality comparable to a junior researcher. It is now available to Pro users, with daily usage limits for free users.