Brand and product mockups
Creative teams can combine product, style, subject, and scene references while asking the model to preserve important visual details.
Independent tool overview
Nano Banana Pro at a glance
Nano Banana Pro, officially Gemini 3 Pro Image, is Google's premium image generation and editing model for complex designs, accurate in-image text, product mockups, infographics, and controlled multi-reference compositions.
Visit the official Nano Banana Pro site ↗.jpeg&w=3840&q=75)
- Official model
- Gemini 3 Pro Image
- Model code
- gemini-3-pro-image
- Maximum image resolution
- 4K
- Inputs and outputs
- Text and images
Overview
What Nano Banana Pro is
Nano Banana Pro is the product name for Google's Gemini 3 Pro Image model. It is built for professional asset production and demanding image edits where instruction following, text rendering, brand consistency, and precise creative control matter more than maximum speed or minimum cost.
The model accepts text and images and can return both image and text. It supports 1K, 2K, and 4K output, multiple aspect ratios, Google Search grounding, and a default reasoning step that helps plan a composition before generation. Google says it can blend up to 14 reference images while preserving the resemblance of up to five people.
Nano Banana Pro is available through Google products such as Gemini, Search, Google Ads, Workspace, NotebookLM, and Flow in eligible plans and regions, as well as through the Gemini API, Google AI Studio, and Vertex AI. Product access, quotas, and visible watermarks vary by surface and subscription.
Use cases
Who Nano Banana Pro is best for
The strongest fit depends on the job you need the product to complete, not the size of its feature list.
Infographics and diagrams
Its reasoning, world knowledge, Search grounding, and text rendering make it particularly relevant for information-dense visuals.
Multilingual marketing assets
The model is designed to render legible text in multiple languages and localize text inside existing compositions.
Controlled image editing
Creators can request localized changes to lighting, focus, camera angle, color grade, aspect ratio, or individual scene elements.
Capabilities
Core Nano Banana Pro features
1K, 2K, and 4K generation
Nano Banana Pro supports multiple output sizes and aspect ratios, including 4K images for higher-resolution production work.
Advanced text rendering
It is optimized for accurate, legible, and stylized text in posters, menus, diagrams, mockups, and multilingual campaigns.
Multi-reference consistency
Google says the model can blend up to 14 reference images and maintain the resemblance of up to five people in a composition.
Localized image editing
Users can select or describe a region to change while retaining other parts of the image, including subjects, layout, lighting, and style.
Google Search grounding
API workflows can ground a request with Google Search for visuals based on current or real-world information, with separate usage terms and fees.
Conversational iteration
Text and image input and output enable multi-turn workflows that generate an image, critique it, and request targeted revisions.
SynthID provenance
All generated images include Google's imperceptible SynthID watermark; some consumer tiers also add a visible Gemini watermark.
Process
How the Nano Banana Pro workflow works
Step 1
Choose the right Google surface
Use Gemini or another supported Google product for interactive creation, or the Gemini API and Vertex AI for an application or repeatable pipeline.
Step 2
Write a production-oriented brief
Specify subject, purpose, exact text, language, composition, style, aspect ratio, resolution, and any elements that must remain unchanged.
Step 3
Add only useful references
Provide brand assets, people, products, sketches, or layouts that materially constrain the result and clarify how each reference should be used.
Step 4
Iterate with narrow edits
Request one controlled change at a time, such as fixing a label, moving a product, adjusting lighting, or changing the crop.
Step 5
Verify before publishing
Check every word, number, logo, face, product detail, factual claim, and licensing requirement, especially for grounded or commercial assets.
Cost
Nano Banana Pro pricing and free plan
Consumers can access Nano Banana Pro through eligible Google AI plans and supported Google products, while developers pay per token and generated image through the Gemini API. Quotas vary by product, plan, region, capacity, and demand, so Google advises checking live limits.
Google AI Plus
$9.99 per month in the US
Includes more access to Google's creative models and the ability to redo eligible Gemini images with Nano Banana Pro.
- 2 TB of Google storage on the current US plan
- Usage limits can change with availability and demand
- Availability varies by country, account type, and Google product
Google AI Pro
$19.99 per month in the US
Provides expanded Gemini and creative-model access, including Nano Banana Pro access in supported surfaces.
- 5 TB of Google storage on the current US plan
- Expanded AI Studio access
- Visible watermark rules depend on the product surface
Gemini API Standard
$0.134 per 1K/2K image or $0.24 per 4K image
On-demand developer pricing for model code gemini-3-pro-image.
- $2 per 1M text or image input tokens
- $12 per 1M text and thinking output tokens
- $120 per 1M image output tokens
- Search grounding includes 5,000 prompts per month shared across Gemini 3, then $14 per 1,000 search queries
Gemini API Batch or Flex
$0.067 per 1K/2K image or $0.12 per 4K image
Lower-cost developer options for workloads that can use Batch API or Flex inference rather than standard on-demand service.
- $1 per 1M text input tokens
- $6 per 1M text and thinking output tokens
- No free API tier is listed for Gemini 3 Pro Image
Pricing checked . Check current pricing at the source ↗
Assessment
Nano Banana Pro strengths and limitations
Where it stands out
- Strong fit for graphics that combine images, layout, and substantial rendered text.
- Supports high-resolution output and a wide range of aspect ratios for digital and print-oriented assets.
- Multiple reference inputs help preserve brands, products, characters, and visual direction across a composition.
- Available both in consumer Google products and through developer APIs.
- Search grounding can make time-sensitive or factual visualizations more useful when the underlying facts are verified.
What to consider
- Nano Banana 2 is Google's recommended general-purpose option when speed, cost, and volume matter more than maximum control.
- The API has no listed free tier for Gemini 3 Pro Image, and 4K output costs more than 1K or 2K output.
- Generated text, numbers, diagrams, and grounded facts still require human verification before publication.
- Quotas and feature availability vary across Gemini, Search, Workspace, Flow, AI Studio, and regions.
- Some consumer outputs carry a visible Gemini watermark in addition to the embedded SynthID watermark.
- The API model does not support function calling, structured output, URL context, code execution, or the Live API.
Compare
Nano Banana Pro alternatives
The right alternative depends on the specific output, workflow, controls and budget your project requires.
Content Creator
Nano Banana 2
Choose Nano Banana 2 for Google's faster, lower-cost general-purpose image model and higher-volume workflows.
Explore Nano Banana 2 →Design
Ideogram
Consider Ideogram for a dedicated image-generation product with an established focus on design and rendered text.
Explore Ideogram →Content Creator
ChatGPT Images
Consider ChatGPT Images for conversational image generation and editing inside the ChatGPT ecosystem.
Explore ChatGPT Images →Questions
Nano Banana Pro FAQs
What is Nano Banana Pro?
Nano Banana Pro is Google's premium image generation and editing model, officially named Gemini 3 Pro Image and available through model code gemini-3-pro-image.
How is Nano Banana Pro different from Nano Banana 2?
Google positions Nano Banana 2 as the all-around choice for speed, cost, and volume. Nano Banana Pro is the premium option for complex designs, precise control, brand consistency, advanced localization, and demanding text-heavy visuals.
Can Nano Banana Pro generate 4K images?
Yes. The API supports 1K, 2K, and 4K output across several aspect ratios. A 4K image uses 2,000 output tokens and costs $0.24 at the current Standard API rate.
How many reference images can Nano Banana Pro use?
Google says it can blend up to 14 images and maintain the consistency and resemblance of up to five people, although results should still be checked carefully.
Does Nano Banana Pro add a watermark?
All Google-generated images include an imperceptible SynthID watermark. Some consumer outputs also include a visible Gemini watermark, while Google says AI Studio outputs and Google AI Ultra outputs omit the visible mark.
Is Nano Banana Pro free?
Availability depends on the Google product. Gemini can provide limited or plan-based access, but the Gemini API does not list a free tier for the gemini-3-pro-image model.
Bottom line
Our Nano Banana Pro verdict
Nano Banana Pro is best suited to high-value creative work where accurate text, multi-reference consistency, 4K output, and controlled editing justify a premium model. Nano Banana 2 is the more practical default for many everyday and high-volume jobs. Teams using Pro should build a review step for every factual label, number, face, logo, and branded detail, and developers should compare Standard with Batch or Flex pricing before scaling generation.
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