What does Perplexity do?

Perplexity AI, Inc., based in San Francisco, is a software company founded in August 2022. It specializes in developing a conversational search engine that utilizes large language models to provide direct, cited answers to user queries by synthesizing real-time web search results. This innovative approach positions Perplexity as an alternative to traditional search engines, combining natural language processing and machine learning to deliver concise and verifiable responses. The company's flagship product is a free web search engine available on various platforms, including web, iOS, Android, and as a Google Chrome extension. Key features include personalized search experiences, multi-LLM support, and the ability to generate customizable web pages and research presentations. Perplexity also offers a freemium model with Pro and Enterprise tiers, an API platform for developers, and plans for a shopping hub and finance tools. With a focus on ad-free, efficient search, Perplexity aims to enhance research and fact-checking while ensuring source transparency and user trust.