Perplexity

Perplexity AI is an AI-powered answer engine and search assistant that searches the internet in real time to provide clear, concise, and conversational answers backed by citations from top-tier, authoritative sources.

It uses advanced language models (including GPT-5 and Claude 4.0 Sonnet) to understand the context and nuances of your query, searches the web continuously, and synthesizes relevant information into simple, coherent answers with numbered citations linking directly to original sources for verification.

Key features include a Model Selector that allows Pro users to choose between different AI models tailored to their needs, Conversational Dialogue which supports seamless back-and-forth interaction with contextual memory remembering prior queries, Source Transparency where every answer includes interactive citations for fact verification or deeper exploration, and Focus Modes that enable filtering search results by source type (e.g., academic papers, social media, videos) to refine the context of answers.

Suitable for students, researchers, professionals, and anyone needing quick, accurate info or in-depth exploration, including tasks like answering questions, summarizing texts, generating creative content, and research support.

Simply type your question into the search box. For Pro users, additional features like Pro Search, file attachments, and focus mode toggling enhance usability.

Billing and subscription info, including upgrades and cancellations, can be managed via your account settings on the Perplexity website.

FAQs cover API usage, content filtering, bug reporting, feature requests, and technical details about language model hosting.

The Perplexity Help Center offers detailed articles and answers on account setup, usage tips, troubleshooting, and subscription plans.