NotebookLM

Spec sheet

Purpose

NotebookLM is an AI research and learning assistant that uses sources you provide to help you understand information and develop insights.Read 11 Oct 2026 · workspace.google.com

Privacy

Google says uploaded sources stay private unless the user shares a notebook, and uploaded data is not used to train models.Read 11 Oct 2026 · workspace.google.com

Founded

2023Read 28 Sep 2026 · notebooklm.google.com

Maker

Google’s company history says Google Inc. was founded in August 1998 and identifies its current headquarters as the Googleplex in Mountain View, California.Read 11 Oct 2026 · about.google

Audio Overviews

It can turn documents into Audio Overviews that users can listen to on the go.Read 11 Oct 2026 · workspace.google.com

Availability

The mobile app is available on Android 10 or later and is being rolled out gradually, so availability can vary by country or region.Read 11 Oct 2026 · support.google.com

Chat history

NotebookLM does not currently keep a history of questions and responses in chat; users can save responses by pinning them as notes.Read 11 Oct 2026 · workspace.google.com

Citations

NotebookLM answers using uploaded sources and provides citations that users can check against those sources.Read 11 Oct 2026 · workspace.google.com

Free usage limits

The help page lists 100 notebooks, up to 50 sources per notebook, 50 daily chat queries, and 3 daily Audio Overview generations for the base tier.Read 11 Oct 2026 · support.google.com

Mobile app

The mobile app supports asking questions about sources, listening to downloaded Audio Overviews offline, and reviewing material with flashcards or quizzes.Read 11 Oct 2026 · support.google.com

Pro usage limits

The help page lists up to 500 notebooks, 300 sources per notebook, 500 daily chat queries, and 20 daily Audio Overview generations for Pro.Read 11 Oct 2026 · support.google.com

Source formats

It supports Google Docs and Slides, PDFs, text and Markdown files, web URLs, pasted text, public YouTube URLs, and audio files.Read 11 Oct 2026 · workspace.google.com

Source limits

Each source can contain up to 500,000 words or be up to 200 MB when uploaded as a file.Read 11 Oct 2026 · workspace.google.com

Workspace integration

Users can import Google Docs and Slides from Drive and share notebooks with their team for real-time collaboration.Read 11 Oct 2026 · workspace.google.com

Plans and prices

Every NotebookLM plan and price →

Where Specifiction places it

• AI chatbots and assistants#63 of 657.1