Perplexity

Perplexity AI🔒 Requires VPN

The best AI search engine — real-time web answers with sources

★★★★★4.6

Difficulty:Easy to learn

Visit Website ↗🔌 API Docs

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Pricing

Free / Paid

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Free Tier

✓

🇨🇳

China VPN

✗ VPN needed

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API

✓

📖 About

Perplexity combines LLM reasoning with real-time web search to answer questions with cited sources. It's the ideal replacement for traditional search for research-heavy tasks.

💰 Pricing

Free版每日限量；Pro $20/mounlimited

✓ Pros

•Answers cite real sources

•Always up-to-date information

•Clean, fast UI

✗ Cons

•Requires VPN in China

•Pro plan needed for best quality

•Occasional hallucinations in citations

⚡ Key Features

Real-time web searchSource citationsConversational follow-upsFile uploadsAI image generation

🎯 Use Cases

Research and fact-checkingCompetitive analysisAcademic reference findingNews summarizationTechnical documentation search

👤 Best for: Researchers and knowledge workers who need sourced, real-time information

❓ FAQ

Is Perplexity free? How much does it cost?▾

Perplexity offers a free tier you can start with right away. Full features require a paid plan: Free版每日限量；Pro $20/mounlimited.

Can I use Perplexity in China without a VPN?▾

Perplexity requires a VPN to access from mainland China. You may also need an international phone number or email to register.

How do I get started with Perplexity?▾

Getting started with Perplexity: ① Visit https://www.perplexity.ai and create an account; ② The free tier gives you immediate access to core features; ③ Key features to explore: Real-time web search, Source citations, Conversational follow-ups. It's best suited for: Researchers and knowledge workers who need sourced, real-time information.

Does Perplexity have an API?▾

Yes — Perplexity offers an official API for developers. Visit the official documentation on their website to get an API key and explore integration options.

Who is Perplexity best for?▾

Perplexity is best for: Researchers and knowledge workers who need sourced, real-time information. Its main strengths are Answers cite real sources and Always up-to-date information. Common use cases include: Research and fact-checking, Competitive analysis, Academic reference finding.

What are the pros and cons of Perplexity?▾

Pros: Answers cite real sources; Always up-to-date information; Clean, fast UI. Cons: Requires VPN in China; Pro plan needed for best quality; Occasional hallucinations in citations. Overall: The best AI search engine — real-time web answers with sources.

Is Perplexity safe to use?▾

Perplexity is developed by Perplexity AI. Before use, review their official privacy policy. Avoid uploading personally sensitive information. Enterprise users should look for plans with data isolation guarantees.