Productivity | AI Tools

NotebookLM: what it is, features and how to use it

By Apex Influence | Updated 17 June 2026 | Google

In short: An AI research assistant grounded in your sources. NotebookLM is Google's AI research and notes tool. You upload your documents and it answers questions grounded only in those sources, with citations, and can generate audio overviews that sound like a podcast.

Maker: GoogleCategory: ProductivityBest for: Anyone who needs to understand or summarise their own documents and research reliably.

What is NotebookLM?

NotebookLM is Google's AI research and notes tool. You upload your documents and it answers questions grounded only in those sources, with citations, and can generate audio overviews that sound like a podcast.

Key features

Who it is best for

Anyone who needs to understand or summarise their own documents and research reliably.

Pricing

Free to use, with a paid plus tier for higher limits. Check the official site for current details.

How a business can use NotebookLM

Businesses use NotebookLM to query their own reports, contracts and research with citations, and to turn dense material into audio briefings the team can listen to.

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NotebookLM alternatives

If NotebookLM is not the right fit, these are worth a look:

Notion AIClaudePerplexity

Frequently asked questions

What is NotebookLM?

Google's AI research tool that answers questions grounded only in the documents you upload, with citations, and can make audio overviews.

How is it different from ChatGPT?

NotebookLM answers strictly from your uploaded sources and cites them, which reduces made-up answers. ChatGPT is a broader open assistant.

Is NotebookLM free?

It is free to use, with a paid plus tier for higher limits. Check the official site for current details.

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