Perplexity
AI-firstAI Search & Research
Perplexity is an answer-first AI search engine with a free tier and paid Pro, Max, and Enterprise plans; it cites web sources inline in every response.
ABOUT PERPLEXITY
OVERVIEW
- Who is it for?
- Researchers, analysts, students, journalists, and professionals who need cited answers over the live web rather than a chat completion with no sources.
- Problem
- General AI chatbots return prose without pointing to the pages they drew from, which forces users to re-verify claims manually and slows research.
- Solution
- Perplexity is an answer engine that cites web sources inline on every response, with a free tier plus Pro, Max, and Enterprise plans. Pro Search runs multi-step queries, Research produces structured cited reports, and Focus modes narrow the source set (Academic, Writing, YouTube, Reddit, Wolfram Alpha).
- What makes it unique
- Inline citations on every answer, a Comet browser extension that overlays cited answers on any page, and an Enterprise Pro tier with SSO and file security. A REST API at docs.perplexity.ai exposes the same engine to developers.
KEY FEATURES
- Answer engine with inline source citations on every response
- Pro Search for multi-step questions
- Research reports with structured, cited output
- File and image upload with document analysis
- Comet browser extension for source-cited answers on any page
- Focus modes (Academic, Writing, YouTube, Reddit, Wolfram Alpha)
- Threads and libraries for saved research
- Public and private sharing controls
PRICING PLANS
Every published plan tier. Editorial reasoning about which one to buy lives on our reviews and best-of pages, not here.
Standard
Practically unlimited basic search plus 3 Pro Searches per day and 1 Research query per month.
Pro
Unlimited Pro Search, file uploads, image generation, and access to advanced models.
Pro (Annual)
The Pro plan billed annually, roughly $16.67 per month.
Enterprise Pro
Per-seat business plan with SSO, admin controls, and file security.
Max
Highest usage tier with priority access to newer models and features.
COMPANY
- Founded
- 2022
- Headquarters
- San Francisco, California
- Founders
- Aravind Srinivas, Denis Yarats, Andy Konwinski, Johnny Ho
- Publicly traded
- No
Where ZPlatform covers Perplexity
Reviewed in
Hands-on ZPlatform reviews of this tool.
Covered in
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Ranked in
Best-of lists that rank this tool alongside others.
Listed as an alternative in
Alternatives pages for other tools where this one appears.
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Mentioned in
Passing mentions in guides and other posts.
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Mentioned across 25 additional ZPlatform resources.
Sources
- Perplexity homepage - Homepage · checked Aug 29, 2026
- Perplexity Pro pricing - Pricing page · checked Jul 13, 2026 · may be stale for this field (48 days)
- Perplexity API documentation - Documentation · checked Aug 29, 2026