**Perplexity AI** is an AI-powered [[search engine]] and [[chatbot]] designed to provide direct, concise answers to user queries by synthesizing information from various web sources. Launched in December 2022 by a team including [[Aravind Srinivas]], Denis Yarats, Johnny Ho, and Andy Konwinski, the platform aims to enhance the search experience by combining conversational AI with real-time data retrieval. --- ### Key Features - **Conversational Search**: Users can ask questions in natural language and receive immediate answers, complete with citations from reputable sources. - **Contextual Understanding**: Perplexity maintains the context of a conversation, allowing for follow-up questions and deeper exploration of topics. - **Focus Mode**: This feature enables users to narrow their search to specific domains such as Reddit, YouTube, or academic papers, facilitating more targeted information retrieval. - **Pro Search**: Available to Pro subscribers, this mode offers more in-depth responses by utilizing advanced AI models and providing a broader range of sources. - **File Analysis**: Users can upload documents in various formats (e.g., PDFs, Word) for the AI to analyze and summarize, aiding in research and information synthesis. - **Mobile Accessibility**: Perplexity offers applications for both iOS and Android devices, ensuring users can access its features on the go. --- ### Latest Developments Perplexity launched a new agentic web browser named "Comet," intended to serve as an alternative to existing browsers like Google Chrome. This initiative aims to further integrate AI capabilities into users' browsing experiences. ## Shortkeys ![[Perplexity_Shortkeys.png]]