
Google’s AI-powered research and note-taking tool NotebookLM is again in the headlines. Now, the company has officially announced that NotebookLM is powered by the latest Gemini 2.5 Flash model. The company casually dropped the announcement via its official X handle, stating, “It’s been a busy week for us. So busy that we forgot to mention that @NotebookLM is officially powered by Gemini 2.5 Flash.”
It's been a busy week for us. SO busy that we forgot to mention that @NotebookLM is officially powered by Gemini 2.5 Flash ⚡️⚡️⚡️
— NotebookLM (@NotebookLM) May 2, 2025
The 2.5 models are thinking models, so you should start to see more comprehensive answers, particularly to complex, multi-step reasoning questions.