NotebookLM is easily my favorite AI tool, and it has virtually no competition. But there are one or two contenders for its throne. Microsoft has its own answer to NotebookLM locked under a Copilot license, for one thing. And another project exists that’s impressive, private and not owned by a big tech company. Enter Open Notebook.
NotebookLM is an “AI research tool” as Google calls it, but its flexibility lends itself to many names. It’s great at breaking down complex topics into information…

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