AI Productivity (Level 3)
Topic Guide · 2026
Perplexity AI
Perplexity guide — AI search with citations, Deep Research, Spaces, and Pro Search for accurate, source-backed answers.
Quick Answer
Perplexity is an AI search engine that answers questions with cited sources. It combines LLMs (GPT-5, Claude, Sonar) with live web search — ideal for research where accuracy matters.
What you'll learn
- Pro Search vs Deep Research vs Focus modes
- Spaces for saved research contexts
- Comet browser and Perplexity Assistant
- Custom Collections and citations
- When Perplexity beats Google
- Perplexity Enterprise Pro
Recommended tools
Perplexity ProPerplexity EnterpriseComet Browser
Deep-dive guides
Frequently asked questions
Is Perplexity better than Google?+
For research questions with a clear answer — yes. Perplexity returns one cited summary instead of ten blue links. For navigation, shopping and local, Google is still better.
Is Perplexity free?+
Yes. Perplexity Pro is $20/mo for unlimited Pro searches, GPT-5 and Claude access, and Deep Research.
Want Perplexity AI training for your team?
Nirmal Rabari delivers this topic as a live corporate workshop across India, UAE, UK and US.