Head-to-Head Comparison

NotebookLM vs Perplexity

Which Research is right for you? See our complete breakdown.

NotebookLM

7/10 Visit NotebookLM
VS

Perplexity

8/10 Our Pick Visit Perplexity
FeatureNotebookLMPerplexity
MegaOne Score7/108/10
CategoryResearchSearch
Pricing ModelFreemiumFreemium
Starting Price$4.99/mo$20.00/mo
Free TierYesYes
API AvailableNoNo
Open SourceNoNo
iOS AppNoNo
Android AppNoNo
Chrome ExtensionNoNo
CompanyGooglePerplexity AI, Inc.
Total FundingN/A$1.7B

Visual Comparison

Score Reach Value Team Funding Reviews
NotebookLM Perplexity

About NotebookLM

Gemini Notebook (formerly NotebookLM) is a source-grounded AI research assistant that helps users interact with and analyze their documents.

NotebookLM, rebranded as Gemini Notebook in July 2026, is an AI-powered research and note-taking tool developed by Google that allows users to upload documents and interact with them through an AI chatbot. It provides features like Audio and Video Overviews, Deep Research, and native code execution for data analysis, generating insights and various output formats like charts and spreadsheets. The tool is designed to be source-grounded, meaning it only analyzes the provided content and does not search the internet for…

About Perplexity

Perplexity is an AI-powered answer engine that provides direct, cited answers to user queries by synthesizing real-time web content.

Perplexity is an AI-powered search tool that processes user queries and synthesizes responses based on current Internet content, providing direct answers with source citations. It offers features like Pro Search for in-depth research, Spaces for organizing work, and a Model Council that compares answers from several advanced AI models side by side, aiming to deliver direct, detailed answers.

Perplexity takes the edge

With a MegaOne score of 8/10 versus 7/10, Perplexity edges ahead of NotebookLM in our analysis. However, NotebookLM may still be the better choice depending on your specific use case and budget.