Introduction The useapi.net Gemini Notebook API is a REST API for Google's Gemini Notebook , formerly NotebookLM, that you can call from any language that can send an HTTP request. It drives your own Google account: notebooks, sources, grounded chat, notes, web research, sharing and every Studio artifact. Four sources and two research questions went in, and 30 minutes of API calls later the notebook held an Audio Overview, an 11-minute Video Overview, a slide deck, an infographic, a ...