Kagi
by KagiAd-free search engine with a multi-model AI assistant.
Perplexity
Answer engine that cites its sources, with deep research.
- Publisher
- Perplexity AI
- Pricing
- Freemium
- Category
- Search & research
- Country of origin
- United States
- Official website
- perplexity.ai
Features
Perplexity offers a free plan and paid plans.
Visit PerplexityUpdated on October 31, 2026
Alternatives to Perplexity
Paid
NotebookLM
by GoogleAnalyse your documents, ask questions and generate audio overviews.
Consensus
by ConsensusAnswers grounded in published scientific research.
Elicit
by ElicitResearch assistant: finds, summarises and extracts data from papers.
SciSpace
by SciSpaceRead and understand scientific papers with an AI copilot.
Semantic Scholar
by Allen Institute for AIFree scientific search engine with automatic TL;DRs.
Frequently asked questions
What is Perplexity?
Perplexity (Perplexity AI) : Answer engine that cites its sources, with deep research.
Is Perplexity free?
Perplexity offers a free plan and paid plans.
What are the alternatives to Perplexity?
Kagi, NotebookLM, Consensus, Elicit, SciSpace, Semantic Scholar.