What is Google-NotebookLM? AI crawler guide

Google-NotebookLM is a crawler or fetcher associated with Google. See source-graded user-agent, robots.txt, verification, and observation guidance.

What is Google-NotebookLM?

Google-NotebookLM is a documented Google crawler or fetcher. Superseded name for the Google fetcher that reads a URL when someone adds it as a source in Gemini or NotebookLM.

Evidence status

Field Value
Evidence Officially documented
Lifecycle Deprecated
Purpose interaction
robots.txt posture partial
Source checked 2026-08-18

Documented user-agent

Google-NotebookLM

Google-NotebookLM access decides whether Google can fetch your pages. Whether those pages get used in generated answers is a separate question, so track your presence in Google's AI results rather than treating crawl volume as visibility.

How to verify a request

JavaScript behavior

The cited operator material does not verify JavaScript rendering. Serve useful HTML before client-side JavaScript where possible.

Related bots

Frequently Asked Questions

What is Google-NotebookLM?

Google-NotebookLM is a officially documented crawler or fetcher record associated with Google.

What user-agent does Google-NotebookLM use?

Google-NotebookLM. Check the evidence status before attributing a matching request.

Can Google-NotebookLM be blocked in robots.txt?

No dedicated official robots.txt token is documented. Do not invent one from the product name.

How can I verify a Google-NotebookLM request?

Treat the user-agent as a clue and look for operator-published IP, reverse-DNS, or signature guidance.

Data & Sources