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NotebookLM vs Perplexity AI

A side-by-side comparison of NotebookLM and Perplexity AI for 2026. Both score equally in our ratings, so the right pick depends on your specific needs.

NotebookLM

★ 4.6

Google's AI research notebook grounded in your own sources.

Visit NotebookLM

Perplexity AI

★ 4.6

An AI answer engine that cites its sources for trustworthy research.

Visit Perplexity AI
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Feature comparison

NotebookLMPerplexity AI
Rating★ 4.6★ 4.6
CategoryAI Research & Study ToolsAI Chatbots & Assistants
Pricing modelFreeFreemium
Free planYesYes
Starting priceFree$20/mo
Best forStudying, Research, Summarising documentsResearch with citations, Fact-checking, Quick answers

NotebookLM pros

  • Answers based on your docs
  • Great audio overviews
  • Free

Perplexity AI pros

  • Always cites sources
  • Great for research
  • Fast and clean interface
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Verdict

Choose NotebookLM if you value studying. Pick Perplexity AI if research with citations matters more to you. Both offer a free plan, so you can try them risk-free.