The free version is sufficient and permanently free, with limits on the number of sources or notebooks, and does not require subscription or credit card.
Completely open-source and free (MIT License), self-hosted on GitHub at no cost. It comes with 18 free data sources (Eastmoney, Sina, Stooq, Yahoo, etc. that do not require an API key, and Finnhub, Alpha Vantage, Tiingo, FMP which require a free API key). Advanced data and risk calculations require purchasing QVeris credits to unlock 63+ data sources.
Includes NotebookLM with a higher quota (400GB storage space), the newly added lowest-tier paid plan; 2026-07-30 correction: The previous note incorrectly stated "2TB", which is actually the capacity of another same-named US$9.99 SKU on one.google.com/about/plans, and is different from the US$4.99/gemini.google version (400GB) in this column, see the notes below for an explanation of the coexistence of the two SKUs.
Google AI Pro
US$19.99 / mo
Includes NotebookLM with higher quota (5TB storage space); original price was US$20, now US$19.99 on the official website
Google AI Ultra 5x
US$99.99 / mo
Corrected to US$249.99 with a two-tier structure (check directly on the official website gemini.google/subscriptions); includes NotebookLM with the maximum limit (20TB storage space), which is 5 times the usage of Pro
Google AI Ultra 20x
US$199.99 / mo
It has been revised from a single US$249.99 to a two-tier structure (confirmed directly on the official website gemini.google/subscriptions); includes the highest Quota for Gemini Notebook; Ultra is divided into two plans: 20TB and 30TB, with US$199.99 corresponding to the 30TB plan (the official usage table lists Ultra 20TB Plan and Ultra 30TB Plan), which is 20 times the usage of Pro. This plan is not listed on the one.google.com/about/plans page.
Vibe-Trading
Plan
Price
What you get
QVeris Advanced Data
Official quote (upon inquiry)
Paid add-ons for additional data sources and risk calculation, custom quotes; pricing not explicitly listed on the official website
Which one should you pick?
Both offer a free plan. Compare paid tiers against your needs.
Vibe-Trading has no public paid plan; Gemini Notebook starts at about US$4.99 / mo.
FAQ
Is there a free version of Gemini Notebook?
Yes. The free version is sufficient and permanently free, with limits on the number of sources or notebooks, and does not require subscription or credit card.
How much does Gemini Notebook cost?
The cheapest is the plan from Gemini Notebook named Google AI Plus, at about US$4.99 / mo.
Does Gemini Notebook support Chinese?
Gemini Notebook offers full Chinese interface support.
Is there a free version of Vibe-Trading?
Yes. Completely open-source and free (MIT License), self-hosted on GitHub at no cost. It comes with 18 free data sources (Eastmoney, Sina, Stooq, Yahoo, etc. that do not require an API key, and Finnhub, Alpha Vantage, Tiingo, FMP which require a free API key). Advanced data and risk calculations require purchasing QVeris credits to unlock 63+ data sources.
How much does Vibe-Trading cost?
The cheapest is the plan from Vibe-Trading named QVeris Advanced Data, at about Official quote (upon inquiry).
Does Vibe-Trading support Chinese?
Vibe-Trading offers full Chinese interface support.
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