Perplexity is an AI-powered search and productivity assistant that combines real-time web search with advanced AI models to deliver accurate, cited answers, conduct deep research, and help you get more done. Perplexity Deep Research runs dozens of searches across hundreds of sources, checks the findings, and writes the report. How Perplexity Computer works? Since launching earlier this year, Computer has performed more than $9.4B in labor-equivalent work for Perplexity Computer users. In May, Perplexity launched Computer in Microsoft 365, which lets people use Computer in Excel, Word, PowerPoint, and Outlook with a native side panel.