Option A: Notion AI: fills the notes database, you approve
Best when: Your notes are already in Notion
What it does: Notion AI fills properties; you tag and approve
Strong at: Properties live next to each note in the workspace
Limit: Search may miss notes (completeness not stated); full AI needs Business
Free plan: Paid plan needed
Option B: Gemini Notebook: topics answered from your notes
Best when: You want each excerpt checked in context as indexed
What it does: Gemini Notebook cites passages; you make the table and guide
Strong at: Citations open at the quote location in your source
Limit: Table and guide are manual
Free plan: Yes, limited (notebook and source caps per tier)
Option C: ChatGPT: groups table rows, notes stay local
Best when: You want full notes kept off the tool
What it does: ChatGPT groups rows; you label and write the guide
Strong at: Only labels are shared; excerpts stay local
Limit: Grouping needs your check; no full-note context
Free plan: Yes, limited (free tier limits images, voice, deep research, Codex)