What is the difference between Gemini and NotebookLM?
Gemini is Google's general-purpose AI assistant, answering from its training data and the web. Gemini Notebook (formerly NotebookLM) answers only from sources you add, with inline citations. Same underlying model family, opposite defaults: Gemini is open-ended, Gemini Notebook is grounded and verifiable.
In more detail
The two products share Google's Gemini models but solve different problems. Gemini — the chat assistant at gemini.google.com — answers anything, draws on training data plus live web results, and is best for drafting, brainstorming, coding, and quick questions. Gemini Notebook is a research notebook: you add PDFs, URLs, YouTube videos, Docs, and pasted text, and every answer is restricted to those sources and cited back to them, so you can check the claim. The naming confuses people because Google renamed NotebookLM to Gemini Notebook in July 2026, which made two distinct products look like one. Practical rule: reach for Gemini when you want the model's knowledge, and Gemini Notebook when you want answers you can trace to a document you chose. Many people use both, capturing useful Gemini conversations into a notebook with Gemini Notebook Toolkit.
Get one-click capture for NotebookLM
Gemini Notebook Toolkit saves ChatGPT, Claude, YouTube, Reddit, and any web page to NotebookLM in one click. Free to install.
Install Gemini Notebook Toolkit