Not self-hosting: Nano Banana through Google One starting at US$4.99 is overwhelmingly the better deal. Self-hosting: Stable Diffusion is an open-source model, and the US$50 is just hosting cost — self-deployment cost can approach zero.
本則評論查證於 2026-08-09
（13 天前）
，價格與額度以官方最新公告為準。
They also argued about these things on another page.
The free version of Gemini includes a small amount of Nano Banana generation quota; paid plans increase the quota limit based on the level (official website confirmed on 2026-07-30 that the official name is "Nano Banana Pro", with a tiered system of Plus = limited access, Pro = more access, and Ultra = higher or highest access, but the official website does not disclose the specific quota limit, only estimated by third-party sources, not officially confirmed).
Open-source model weights are available for free self-hosting (Stability AI Community License, commercial use is allowed if annual revenue is less than US$1 million, and a graphics card is required); the official website also offers a Brand Studio service with 1,000 free trial points.
Corrected from US$7.99 to US$4.99 (official permanent price reduction starting 2026/6/9, not a limited-time discount); the wording of 50% off for the first 2 months for new subscribers has been removed
Google AI Pro
US$19.99 / mo
The original "Subscribe to Gemini" has been renamed and includes the expanded Nano Banana generation quota
Google AI Ultra 5x
US$99.99 / mo
New plan after reorganizing the original single Ultra (5 times the usage)
Google AI Ultra 20x
US$199.99 / mo
New plan after reorganizing the original single Ultra (20 times the usage)
Stable Diffusion
Plan
Price
What you get
Core (Brand Studio)
US$50 / mo
5,000 points/month, unused points do not carry over to the next month
Enterprise
官方報價（洽詢）
Custom quote, including brand model training, SSO, and unlimited seats
API pay-as-you-go
官方報價（洽詢）
Model-based pricing: Stable Image Core=3 points (US$0.03)/image, Ultra=8 points (US$0.08)/image, 1 point=US$0.01; new API users receive 25 points for free (confirmed on 2026-07-26 through r.jina.ai agent via platform.stability.ai/pricing official website, replacing previous third-party numbers)
Which one should you pick?
Both offer a free plan. Compare paid tiers against your needs.
On entry price, Nano Banana starts at US$4.99 / mo, cheaper than Stable Diffusion (US$50 / mo).
FAQ
Is there a free version of Nano Banana?
Yes. The free version of Gemini includes a small amount of Nano Banana generation quota; paid plans increase the quota limit based on the level (official website confirmed on 2026-07-30 that the official name is "Nano Banana Pro", with a tiered system of Plus = limited access, Pro = more access, and Ultra = higher or highest access, but the official website does not disclose the specific quota limit, only estimated by third-party sources, not officially confirmed).
How much does Nano Banana cost?
The cheapest is the plan from Nano Banana named Google AI Plus, at about US$4.99 / mo.
Does Nano Banana support Chinese?
Nano Banana offers full Chinese interface support.
Is there a free version of Stable Diffusion?
Yes. Open-source model weights are available for free self-hosting (Stability AI Community License, commercial use is allowed if annual revenue is less than US$1 million, and a graphics card is required); the official website also offers a Brand Studio service with 1,000 free trial points.
How much does Stable Diffusion cost?
The cheapest is the plan from Stable Diffusion named Core (Brand Studio), at about US$50 / mo.
Does Stable Diffusion support Chinese?
Stable Diffusion has no Chinese interface at this time.
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