Where knowledge begins.
Perplexity is your AI-powered answer engine for fast, trustworthy research. It combines live web search with multiple leading AI models to give you up-to-date answers, backed by citations you can verify.
Free forever. No credit card required.
Trusted by millions worldwide & recognized by
Computer works for you.
Ask any question and get a complete, cited answer.
Explain the impact of quantum computing on modern cryptography.
What should I use Perplexity for?
From basic facts to tough questions.
Get answers from up-to-date sources. Create code, summarize articles, or write emails—all in one place with fully cited links.
Try it outHow to get the most out of Perplexity
Here are three ways to get the most out of every question:
Search Mode
Direct answers with cited sources.
Get fast, up-to-date answers for everyday questions. From checking facts to finding quick solutions, Search scans the web in real-time to give you direct answers with cited sources you can trust.
Pro Research
Comprehensive, autonomous reports.
Go deeper with comprehensive reports. Research mode analyzes hundreds of sources, reasons through complex topics, and delivers detailed insights in minutes—perfect for learning new subjects or strategic planning.
Create Apps & Files
Leveraging advanced models.
Turn ideas into reality with powerful creative tools. Use Labs to build projects like interactive dashboards, coding apps, or detailed documents, leveraging advanced models to execute complex workflows.
Spaces & Collections
Organize your knowledge.
Group related threads into Collections. Collaborate with your team, share your research publicly, or keep it private. Perfect for project management and team knowledge bases.
Voice Search
Talk to your search engine.
Use voice input on mobile and desktop to ask complex questions naturally. Perplexity understands context and nuance, giving you conversational, highly accurate responses on the go.
Can you show me some use cases?
Conduct a postmortem
Design AI agent interaction patterns
Understand AI evaluation methodologies
Compare wearable technology
Plan a trip with specific constraints
Use Model Council for strategic analysis
Available anywhere you work
Honest Review: Pros & Cons
Why users love it
- Real-time web search with accurate, clickable citations.
- Significantly reduces AI hallucinations by grounding answers.
- Clean, distraction-free, ad-free UI.
- Pro users can choose between GPT-4o, Claude 3, and Sonar models.
- Excellent mobile app with voice search capabilities.
Limitations
- Deep 'Pro Search' is limited to 5 queries/day on the free plan.
- Not built for long-form creative writing (like novels).
- Image generation features are basic compared to specialized tools.
Simple, transparent pricing
Start for free, upgrade when you need advanced models.
Free
Perfect for quick everyday searches and basic research.
Get Started- Unlimited Quick Searches
- 5 Pro Searches per day
- Standard AI Model
- Basic File Uploads (3/day)
Pro
For power users who need deep research and advanced models.
Upgrade to Pro- 600 Pro Searches per day
- Select AI Models (GPT-4o, Claude 3)
- Analyze Unlimited Files
- API Credits ($5/mo value)
How does it compare?
| Feature | Perplexity AI | Traditional Search (Google) |
|---|---|---|
| Format | Direct synthesized answers | List of blue links |
| Citations | Always cited with numbers | User must verify |
| Ads & SEO Spam | Zero ads, clean UI | Heavy ads & SEO content |
| Follow-up context | Conversational memory | Start over each time |
What researchers are saying
"Perplexity completely replaced Google for me. The Pro Search feature digs through academic papers and gives me exactly what I need for my thesis, properly cited. It saves me hours every day."
Michael T.
PhD Researcher, USA
"As a tech consultant, I need to compare software stacks constantly. The way Perplexity handles complex queries and lays out comparisons in tables is magic. The UI is gorgeous too."
Sarah L.
Tech Consultant, UK
"I love the Collections feature. I can create a space for a specific project, upload PDFs, and chat with them. It’s like having an incredibly smart research assistant."
David W.
Product Manager, Germany
Ready to upgrade your search?
Join over 10 million users who trust Perplexity for accurate, cited, and fast answers. There's always more to learn.
Start Searching for FreeSecure 256-bit encryption. Cancel Pro anytime.