Not exactly the same but I'd also point to Paul Kinlan's FolioLM as a very interesting project in this space. A very nice browser extension,

> Collect and query content from tabs, bookmarks, and history - your AI research companion. FolioLM helps you collect sources from tabs, bookmarks, and history, then query and transform that content using AI.

https://github.com/PaulKinlan/NotebookLM-Chrome https://chromewebstore.google.com/detail/foliolm/eeejhgacmlh...