Gemini 3.5 and Antigravity come to Google NotebookLM

Google’s NotebookLM was one of the company’s first forays into generative AI technology, and in un-Googley fashion, it hasn’t been shut down yet. In fact, NotebookLM is getting one of its biggest updates, ever, today, moving to the latest Gemini 3.5 model, support for more file types, and streamlined web source integration. Google also says NotebookLM will be able to do more with all those queries thanks to embedded support for Antigravity. Gemini 3.5 Flash debuted at Google I/O this year, promising much faster and more efficient processing. Google has claimed that companies worried about token costs can save big by moving their projects to the new Flash model while also getting outputs that are of similar or better quality. Those improvements are now filtering down to other Google products. NotebookLM, which launched in 2023 at the very beginning of the AI boom, lets you analyze specific sources like documents and webpages with Google’s latest AI models. This update will also expand NotebookLM beyond text outputs. The research bot will now be able to generate documents for you across a variety of formats. Documents are added to the Studio Panel, where infographics, quizzes, audio overviews, and other specialized outputs go. You can even prompt NotebookLM to make edits to these files after they’ve been created. Google plans to add more file types over time, but it’s starting with the following: