NotebookLM: Automated Source Categorization

AI

📝 Key Points of This Article

• Google has announced new features for “NotebookLM”: automatic source classification and labeling.
• If you have five or more sources registered in a “Notebook,” NotebookLM will now automatically categorize and group related sources, while also providing automatic labels for these groups.
• These automatically categorized and labeled source groups can be manually reorganized, and the label names can also be customized.

On Friday, April 24, 2026, Google announced new features for “NotebookLM,” the AI-powered research and writing assistant based on Google’s “Gemini,” introducing automatic source classification and labeling.

When you have five or more sources registered in a “Notebook,” NotebookLM will now automatically classify and group related sources, while also automatically labeling those categorized groups. Furthermore, these automatically generated groups can be manually reorganized, and the label names can be edited as needed.

The newly announced automatic classification and labeling for NotebookLM is a convenient feature for those who have a large volume of sources registered in their notebooks.