* Affiliate link
About Perplexity AI
Perplexity is an AI answer engine that searches the web in real time and provides cited, up-to-date answers. The Pro tier adds Deep Research — a multi-step research agent that reads dozens of sources and produces a comprehensive research report. Ideal for replacing both Google search and long reading sessions.
What's Great
- ✓Real-time web search with inline source citations
- ✓Deep Research produces comprehensive multi-source reports
- ✓Faster and more direct than Google for factual questions
Watch Out For
- !Deep Research requires a Pro subscription ($20/month)
- !Can still hallucinate when sources are ambiguous
Common Use Cases
Research a company or competitor in 2 minutes
Get a cited overview of a technical topic you're unfamiliar with
Use Deep Research to generate a comprehensive market analysis
Pricing Model
Freemium
Free plan available. Paid plans unlock advanced features.
Category
Research & Data
AI tools for data analysis, research, and knowledge management.
Tags
More Research & Data Tools
See all →Elicit
AI research assistant for academic papers
Consensus
AI search engine that synthesizes evidence from scientific papers
Semantic Scholar
Free AI-powered academic search with citation graphs
Research Rabbit
Visual paper discovery tool mapping research connections