Gemini Notebook
An AI research tool that answers and organizes based on your own materials, turning files into slides, Audio Overviews, and other outputs.
About Gemini Notebook
Gemini Notebook (renamed from NotebookLM as of July 2026, the same product) turns your own files into a knowledge base you can ask questions of. You can ask about anything in your materials, and the answers are always grounded in the sources you provide, reducing the chance of AI making things up. It can also process your files into slides, Audio Overviews, and other kinds of outputs. According to official statements, the product is evolving from a standalone app into an integrated workspace, and it remains available as a standalone tool on the web and mobile.
Best for
Best use cases
Organize your course materials or research documents into a notebook, then ask questions about the content and get answers grounded in your sources
Turn your notes and files into outputs such as slides or Audio Overviews
Deep study or complex projects that need higher usage limits, more sources, and better model access than the standard plan
Compare before choosing
According to the official FAQ, compared with other AI note-taking apps, Gemini Notebook's advantage is that its answers are source-grounded in the materials you provide, which helps deliver more accurate answers based on real material and reduces the likelihood of AI errors and hallucinations.
Features
Source-grounded Q&A
Ask questions about anything in your materials. Answers are always grounded in the sources you provide; officially, this helps reduce AI errors and hallucinations.
Turn files into slides and other outputs
Officially, you can turn your files into slides, as well as generate Audio Overviews and other kinds of outputs.
Sources
Add sources to a notebook as the basis for answers — up to 50 per notebook on the free plan, and up to 600 per notebook on the Gemini Notebook in Google AI Ultra plan.
Works across web and mobile
Officially, it can be used as a standalone tool on the web and mobile, and the product is evolving toward an integrated workspace.
Pros
- Answers are grounded in the sources you provide; officially, this reduces the likelihood of AI errors and hallucinations
- Can turn your files into slides, Audio Overviews, and other kinds of outputs
- Available on web and mobile, with existing NotebookLM notebooks remaining fully accessible after the rename