📊 Quick Facts
Pricing Modelfreemium
Categoryproductivity
UsersPart of Google Workspace ecosystem
Founded2020
HQSan Francisco, CA, USA
EmployeesNot publicly disclosed
Monthly Visits1M+
LanguagesEnglish, Spanish, French, German, Japanese, Chinese, Korean
PlatformWeb, iOS, Android, Desktop
DeploymentCloud
Data Snapshot2026-09-18
📝 About NotebookLM
Google's AI-powered research notebook. Upload documents, ask questions, and generate audio summaries. Deeply integrated with Google ecosystem.
💰 Pricing
Free (included with Google account)
✨ Key Features
Source-grounded: all answers backed by your uploaded documentsCinematic Video Overviews: animated narrated explainers via Gemini + VeoAudio Overviews: 5 formats (Brief, Critique, Debate, Deep Dive, 30-min Lecture)8x more source material processing (entire notebook in context)10,000-character custom instructions for precise AI behaviorFlashcards and quizzes with progress savingSlide generation with per-slide editing and PPTX exportData Tables: spreadsheet-style structured data with Google Sheets exportEPUB support for e-book uploadsNotebooks as sources inside Gemini app80-language Audio/Video Overview support
🏷️ Tags
researchaidocumentsaudiostudy
✔ Best For
Task ManagementTeam CollaborationDocument CreationWorkflow AutomationProject Planning
🔗 Integrations
Google WorkspaceMicrosoft 365SlackZoomCalendarAPI (REST)
📅 History
Jul 2023 NotebookLM Launch - Google launched NotebookLM, an AI-powered research notebook that lets users interact with their uploaded documents.
Dec 2023 Source Grounding Expansion - Expanded source support to include PDFs, Google Docs, websites, and YouTube videos with AI chat.
Jun 2024 Audio Overviews - Introduced groundbreaking Audio Overviews feature, creating AI-generated podcast-style discussions from documents.
Sep 2024 Notebook Guide & Study - Added Notebook Guide for automated document summaries and study guide generation.
Dec 2024 Multi-Source Analysis - Enhanced multi-document analysis with cross-source insights, comparison, and synthesis.
Apr 2025 Research Workflow Pro - Professional research tools with citation management, collaborative notebooks, and advanced querying.
Oct 2025 NotebookLM Enterprise - Enterprise research platform with team workspaces, knowledge base integration, and compliance features.
Mar 2026 AI Research Assistant - Full research lifecycle support from literature review to report generation with multi-modal source analysis.
🇨🇳 China Insight
NotebookLM is not directly available in China. Local alternatives include various document analysis tools integrated with Chinese LLMs.
🔒 Data & Compliance
Data PolicyUser data is private. Data encrypted at rest and in transit.
ComplianceSOC 2, GDPR
Content ModerationCommunity guidelines; acceptable use policy
Data RetentionAccount-based retention
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