Perplexity
AI search engine that answers with cited sources
Introduction
Perplexity searches the live web and writes a direct answer with numbered citations. Follow-up questions keep context, and Pro Search digs deeper on complex queries.
- Added on
- Oct 30, 2026
- Website
- www.perplexity.ai
- Pricing model
- Freemium
Product information
What is Perplexity?
Perplexity AI is an AI search engine that pairs large language models with search to give direct answers. It was inspired by OpenAI's WebGPT and built for finding and sharing information. It can also answer Twitter graph questions by turning them into SQL.
How to use Perplexity?
Type a question in natural language and read the answer it composes from search results. Upload files to set a focus for the sources, and switch on Copilot for fuller answers.
Core features of Perplexity
- AI-powered search
- Natural-language queries
- Twitter graph question answering
- File upload for focused search
- Copilot for in-depth answers
Use cases of Perplexity
- 1Researching a wide range of topics
- 2Getting answers by combining AI and search
- 3Turning plain-language questions into SQL for Twitter data
- 4Summarizing uploaded documents
Frequently asked questions about Perplexity
What is Perplexity AI?+
Perplexity AI is an AI search engine that uses large language models and search to answer questions.
How can I use Perplexity AI?+
Enter a question in natural language, optionally upload files to focus the search, and use Copilot for more comprehensive answers.
What is Perplexity AI good for?+
It is suited to researching topics, finding answers and summarizing documents you upload.
Which category is Perplexity in?+
Perplexity is listed under Research & Data, AI Search Engine, AI Research Assistant.
Tags
searchresearchcitationsPerplexity alternatives
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