Gemini Notebook vs STORM
Price, platforms and features side by side. The table says where each price was read and when.
Gemini Notebook
Google's AI research assistant that answers from your own sources
STORM
Open-source AI that writes Wikipedia-style reports with citations
Where they differ
- Gemini Notebook starts at $4.99 per month (Google AI Plus). STORM is free.
- Only Gemini Notebook lists iOS and Android apps.
- STORM is open source and self-hostable, according to its own site.
- Gemini Notebook also covers chat assistant, AI search and notes.
- STORM also covers AI agents, research, citations and mind mapping.
At a glance
| Gemini Notebook | STORM | |
|---|---|---|
| Pricing | Free plan | Free |
| Starts at | $4.99 per month (Google AI Plus) | Free |
| Free plan | Standard tier, free with a Google account: 100 notebooks, 50 sources per notebook and standard usage limits that refresh every 5 hours up to a weekly cap. | Free research preview with no paid plans. The code is open source under the MIT license; running it yourself needs your own language model and search API keys. |
| Free trial | None listed | None listed |
| Web | ||
| iOS | ||
| Android | ||
| Made by | Stanford Open Virtual Assistant Lab (OVAL) | |
| Price read from | gemini.google | github.com |
| Checked | Oct 4, 2026 | Oct 5, 2026 |
Who each one suits
Gemini Notebook
- Students and researchers working from a set of their own documents
- Turning long documents or lecture material into audio summaries
- Answers that cite the source passage they came from
STORM
- Getting a cited overview of an unfamiliar topic
- The pre-writing stage of a long article or report
- Developers who want an open-source research pipeline to adapt
Worth knowing
Gemini Notebook
- Paid tiers are not sold on their own: higher limits come with a Google AI Plus, Pro or Ultra subscription.
- The free Standard tier allows 100 notebooks and 50 sources per notebook.
- Usage limits are compute-based. The quota refreshes every 5 hours until a weekly limit is reached.
- The mobile app cannot yet generate or view notes, mind maps, reports or data tables.
STORM
- The hosted site is a research preview with limited safety measures, and its terms warn that reports can contain mistakes.
- Inputs on the hosted site are collected for research and may be distributed under a Creative Commons license.
- The developers say the output is not publication-ready and often needs a significant number of edits.
- Running the open-source package yourself requires your own language model and search API keys.
Key features
Gemini Notebook
- Grounded chat with citations
- Chat with a notebook to get answers based on the sources you added, with in-line citations that point back to them.
- Many source types
- Add PDFs, Google Docs, Slides and Sheets, Word and PowerPoint files, web URLs, public YouTube videos, audio files and images. A source can hold up to 500,000 words or 200 MB.
- Audio and Video Overviews
- Turns a notebook's sources into an Audio Overview or a Video Overview. In the mobile app, Audio Overviews can be downloaded for offline listening.
- Study and presentation outputs
- Generates mind maps, reports, flashcards, quizzes, infographics and slide decks from your sources.
- Deep Research
- An agentic feature that browses up to hundreds of websites, writes a multi-page report and lets you import the results and sources into a notebook.
- Mobile apps
- Apps for Android phones and tablets, iPhone and iPad. Share a website, PDF or YouTube video from another app straight into a notebook.
STORM
- Report generation
- Researches a topic through Internet search, drafts an outline and writes a full-length, Wikipedia-like article with citations to its sources.
- Perspective-guided questions
- Looks for different perspectives on the topic and simulates a conversation between a writer and a topic expert, grounded in sources, to work out which questions to ask.
- Co-STORM
- A collaborative mode in which the user takes part in a discussion among AI experts, with a moderator that raises questions from information not yet used.
- Mind map
- Co-STORM keeps a mind map that sorts the collected information into a hierarchy of concepts, updated as the discussion goes on.
- Open-source Python package
- The knowledge-storm package installs with pip and is MIT-licensed. Language and embedding models are configured through litellm.
- Pluggable search
- Retrieval modules cover Bing, You.com, Brave, Serper, Tavily, DuckDuckGo, SearXNG and Google search, plus a vector store for grounding on your own documents.
Plans
Gemini Notebook
Standard$0
Free with a Google account: 100 notebooks, 50 sources per notebook and standard usage limits.
Plus$4.99
per month, with Google AI Plus
200 notebooks, 100 sources per notebook and usage limits two times higher than standard.
Pro$19.99
per month, with Google AI Pro
500 notebooks, 300 sources per notebook and usage limits four times higher than standard.
UltraFrom $99.99
per month, with Google AI Ultra
500 notebooks, 500 or 600 sources per notebook depending on the Ultra tier, and usage limits 5x or 20x higher than AI Pro.
STORM
Free$0
The hosted research preview of STORM and Co-STORM, and the MIT-licensed knowledge-storm package for running it yourself.
Ways to pay less
Gemini Notebook
- Education
Free Pro plan for college students for a year
Google's US subscriptions page says college students get a free Google AI Pro plan for one year. Google AI Pro provides the Pro tier of Gemini Notebook.
STORM
No public discounts listed.
