Gemini Notebook (formerly NotebookLM) and ChatGPT both answer questions, but they work differently. Gemini Notebook answers only from the sources you upload, with citations to the exact passage; ChatGPT draws on its general knowledge and can tutor you with Study mode. Here's how they compare for studying.
| Feature | Gemini Notebook | ChatGPT |
|---|---|---|
| How it answers | Only from sources you upload, with citations to exact passages | From general knowledge, files you upload and web search |
| Study tools | Quizzes, flashcards and audio overviews from your sources | Study mode guides you with questions |
| Free plan | Up to 100 notebooks with 50 sources each | Core chat with limits |
| Student offer | Free year of Google AI Pro (higher limits) for eligible US college students, redeem by Dec 31, 2026 | Student offer of four free Plus months ended Oct 31, 2026 |
| Best for | Reviewing course materials | Learning concepts you haven't covered yet |
Prices and features as of November 2026 — check the official site for current details
Prices and features as of November 2026 — check the official site for current details
Choose Gemini Notebook when you want answers grounded in your own course materials — it's ideal for reviewing readings and slides before exams. Choose ChatGPT when you need concepts explained from scratch or want guided practice with Study mode. Many students use both: Gemini Notebook for their course materials and ChatGPT for explanations.
Both tools can make mistakes, so check answers against your materials. Don't upload exams or restricted materials without permission, and follow your course's AI policy.