Gemini 3.5 and Antigravity come to Google NotebookLM (arstechnica.com)

Google has announced a significant update to NotebookLM, its generative AI tool, integrating the latest Gemini 3.5 model and enhancing functionality with the introduction of Antigravity. This update allows NotebookLM to support a wider range of file types and streamline web source integration, marking a pivotal advancement at a time when AI tools are rapidly evolving. The Gemini 3.5 model, showcased at Google I/O, boasts improved processing speed and efficiency, enabling companies concerned about token costs to save money while achieving high-quality outputs. The updated NotebookLM has shown impressive results in Google’s evaluations against its predecessor, Gemini 3.1, demonstrating a 65 percent win rate across key metrics such as accuracy, multilingual support, and large document analysis. Additionally, the introduction of a dedicated “cloud computer” empowers NotebookLM to utilize Antigravity, enabling users to write and execute code directly within their research workflows. With more than 100 new software skills, this upgrade aims to simplify project management, allowing for a seamless experience that reduces the need to switch between applications, thus enhancing productivity for researchers and developers alike.