ChatGPT vs NotebookLM
ChatGPT is a general-purpose assistant built around chat for questions, writing, coding, research, and analysis. It has a free tier and paid plans from $8 a month, with paid access to more capable models, higher limits, file and image uploads, browsing, voice, and image generation. It runs on web, iOS, Android, and an API. NotebookLM is a research and note-taking tool built around uploaded sources; answers cite passages in your documents, PDFs, audio files, or web pages. It has a free tier and paid plans from $9.99 a month, runs on web, iOS, and Android, and has no API. It can generate audio overviews, study guides, FAQs, mind maps, and outlines from sources, but cannot browse independently.
Which to choose
Choose ChatGPT if you want a general-purpose assistant for everyday questions, writing, coding, document work, and multimodal tasks across web, mobile, and API.
Visit chat.openai.comChoose NotebookLM if you need answers tied to citations from your own uploaded research materials, study guides, or audio overviews.
Visit notebooklm.google.comSide by side
| Detail | ChatGPT | NotebookLM |
|---|---|---|
| What it is | OpenAI's AI assistant for questions, writing, coding and research, with a free tier and paid plans for more capable models. | Google's AI notebook that grounds every answer in your uploaded documents, PDFs and audio files with source citations. |
| Pricing | Free tier | Free tier |
| Paid plans from | $8 per month | $9.99 per month |
| Free plan | Yes | Yes |
| Free trial | No | No |
| Platforms | Web, iOS, Android, API | Web, iOS, Android |
| API | Yes | No |
| Checked against its site | Not yet | Not yet |
| Features |
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Written by AIToolMaps from the two listings, which come from each tool's official site. Full details: ChatGPT · NotebookLM.