Perplexity
AI Search Chatbot with Cited, Real-time Answers
What is Perplexity?
Perplexity is an AI-powered answer engine that combines chatbot conversation with live web search and inline citations. Every Perplexity response cites the sources used, letting users verify claims and explore deeper. Perplexity offers Focus modes for academic papers, YouTube videos, Reddit threads, and writing tasks, and Pro Search runs deeper multi-step research with follow-up questions. Perplexity supports GPT-4o, Claude 3.5 Sonnet, Sonar Large, and Grok models behind the scenes, switching based on task and user preference. The Perplexity Spaces feature organizes ongoing research with custom instructions and file uploads. Used by over 15 million monthly users, Perplexity has become the default research chatbot for analysts, journalists, and curious learners.
Key Features of Perplexity
Cited Web Answers
Every Perplexity response lists the exact web sources used, with numbered citations linking to original pages. Verify any Perplexity claim by clicking through to the underlying article or paper.
Pro Search
Pro Search runs multi-step reasoning, asking clarifying questions and querying multiple sources before answering. Perplexity Pro Search trades a few seconds for substantially deeper research outputs.
Focus Modes
Constrain Perplexity searches to specific source types: Academic for peer-reviewed papers, YouTube for video transcripts, Reddit for community discussion, or Writing for non-web tasks. Improves Perplexity result quality.
Spaces for Projects
Group related Perplexity threads into Spaces with custom system prompts and uploaded files. Spaces keep ongoing research organized and consistent across many follow-up conversations.
Model Switching
Choose between GPT-4o, Claude 3.5 Sonnet, Sonar, and Grok for each Perplexity response. Different models excel at different question types and the Perplexity Pro tier unlocks all options.
File and Image Upload
Drop PDFs, screenshots, or CSVs into Perplexity to ground answers in your own documents. Perplexity combines uploaded content with live web data for richer responses.
Perplexity Pricing Plans
Free
Unlimited Quick Searches with citations and limited Pro Searches per day. The Perplexity free tier is among the most generous in the AI search chatbot category.
Pro
300+ Pro Searches daily, model switching, file uploads, and Spaces. The standard Perplexity plan for researchers and knowledge workers.
Enterprise
SOC 2 compliance, SSO, and data privacy controls. Perplexity Enterprise brings the cited answer engine to teams with strict data requirements.
Best Use Cases for Perplexity
Researching a New Industry
- Target user:
- Strategy consultant entering an unfamiliar sector
- Pain point:
- Building baseline knowledge from scratch through Google takes days
- Solution:
- Ask Perplexity broad questions and follow citation links to authoritative sources. Perplexity surfaces credible reports and industry analysis faster than manual searching.
Verifying a Statistic
- Target user:
- Journalist fact-checking a draft article
- Pain point:
- Tracing a quoted statistic to its primary source can take hours
- Solution:
- Paste the claim into Perplexity with a citation request. Perplexity returns the original study or data release with a direct link to verify.
Comparing Product Options
- Target user:
- Shopper researching laptops or cameras
- Pain point:
- Review sites push affiliate picks rather than objective comparisons
- Solution:
- Ask Perplexity for an unbiased comparison and review the cited sources. The Perplexity multi-source view balances marketing claims against independent tests.
Synthesizing Academic Literature
- Target user:
- Graduate student preparing a literature review
- Pain point:
- Identifying the most cited papers on a niche topic is slow
- Solution:
- Use Perplexity's Academic focus to find peer-reviewed sources and synthesize methodology trends. Perplexity returns citations ready to import into your bibliography.
How to Use Perplexity — Step by Step
- 1
Visit perplexity.ai
Open perplexity.ai in any browser. No signup is required to try the free the platform tier with unlimited Quick Searches.
- 2
Ask a Specific Question
Type a focused, well-formed question into the platform prompt. Specificity helps the app choose relevant sources and produce more useful answers.
- 3
Choose a Focus Mode
Pick All, Academic, YouTube, Reddit, or Writing depending on your need. Each the platform focus mode narrows the source set for higher-quality results.
- 4
Verify Citations
Click the numbered citations in any this tool response to view source pages. Always verify high-stakes claims against original the app-cited sources.
- 5
Ask Follow-ups
Type a follow-up question to dig deeper into any the platform thread. The chatbot maintains context across the conversation, refining as you explore.