Google NotebookLM integrates Gemini, Antigravity

Google's NotebookLM is receiving a significant upgrade with the integration of Gemini 3.5 and Antigravity features. However, this enhanced functionality is currently exclusive to users with AI Ultra and enterprise accounts. The update aims to bolster the capabilities of NotebookLM, likely providing advanced AI-driven research and summarization tools for professional and high-tier users. Further details on the specific benefits and applications of these new integrations are expected as the rollout progresses.