NotebookLM Complete Free Guide: Google's AI Research Tool with 50 Sources, Podcast & Video Generation β All Free
Google's AI research tool NotebookLM, completely free. Upload up to 50 source documents, auto-generate podcast-style conversations, video explanations and research summaries. In 2026, still the only mainstream AI research tool that remains free.
NotebookLM Complete Free Guide: Google's AI Research Tool with 50 Sources, Podcast & Video Generation β All Free
NotebookLM is Google's free AI research tool. Upload up to 50 sources, generate podcasts and video narrations.
What is NotebookLM
NotebookLM is Google's AI research assistant. You can upload documents, web pages, PDFs as knowledge sources, then let AI summarize, question, and generate podcasts.
In July 2026, NotebookLM was rebranded to Gemini Notebook, but functionality remains unchanged and still completely free.
Core Features
Knowledge sources:
- Upload up to 50 sources (PDFs, web pages, Google Docs, etc.)
- AI answers questions based on these sources
- Every answer includes source citations
Podcast generation:
- One-click turn your materials into a two-host podcast
- Two AI hosts discuss your content
- Completely free
Video narration:
- Generate video-format narrations
- Great for learning and sharing
Q&A:
- Free-form questioning based on your materials
- AI answers with source citations
How to Use
- Visit notebooklm.google (now gemini.google.com/notebook)
- Log in with Google account
- Create a Notebook, upload sources (up to 50)
- Start asking questions or generating podcasts
Free Policy
Completely free β NotebookLM currently has no paid plans. All features are free.
No usage limits β No apparent API call limits.
Who Should Use This
- Researchers β Upload papers, AI summarizes
- Students β Upload textbooks, generate study materials
- Content creators β Generate podcasts and videos
- Knowledge managers β Centralize large amounts of materials
Summary
NotebookLM (now Gemini Notebook) is Google's completely free AI research tool. Upload 50 sources, generate podcasts and video narrations, all free.
Project: notebooklm.google
Data current as of July 14, 2026. NotebookLM is completely free, policy stable.