Image

Nano Banana 2 API

Nano Banana 2 API is powered by Google's Gemini 3.1 Flash Image Preview - a fast and efficient AI image generation model with 4K native output, multi-step planning workflow, and built-in quality analysis. Features lightning-fast processing and professional-grade editing capabilities.

Image GenerationImage Editing4K OutputProfessional ToolsCommercial use

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Service Highlights

Official Discounts
Pay-as-you-go
Fast & Low Latency

Input

Model

Prompt

67 characters

Resolution

Size

Number of Images

Content Moderation

Google Search

Reference Image

Output

Image link valid for 72 hours

Nano Banana 2 API Pricing

Transparent pricing with no hidden fees. Pay only for what you use.

Variant	Tier	GoldCurrent price	Platinum	Diamond	Official	Your savings
`nano-banana-2` Prices are estimates; actual cost is billed by token usage.	0.5K	0.536Credits(~$0.0536)/pic	0.5092Credits(~$0.0509)/pic	0.4824Credits(~$0.0482)/pic	0.67Credits(~$0.067)/pic	20%
	1K	0.536Credits(~$0.0536)/pic	0.5092Credits(~$0.0509)/pic	0.4824Credits(~$0.0482)/pic	0.67Credits(~$0.067)/pic	20%
	2K	0.808Credits(~$0.0808)/pic	0.7676Credits(~$0.0768)/pic	0.7272Credits(~$0.0727)/pic	1.01Credits(~$0.101)/pic	20%
	4K	1.208Credits(~$0.1208)/pic	1.1476Credits(~$0.1148)/pic	1.0872Credits(~$0.1087)/pic	1.51Credits(~$0.151)/pic	20%

* Actual costs are subject to final output.

Nano Banana 2 API - Fast & Efficient AI Image Generation

Access Google's Gemini 3.1 Flash Image Preview (Nano Banana 2) through APIMart. Lightning-fast multi-step workflow with built-in error correction, native 4K output, and ultra-efficient processing. Experience the next generation of AI image generation with professional-grade quality at an affordable price.

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50K+

Active Users

99.9%

Uptime

Faster

70%

Cost Savings

Nano Banana 2 Key Features

Next-generation capabilities powered by Gemini 3.1 Flash Preview

Native 4K Output

Nano Banana 2 delivers native 4K resolution images with ultra-high detail and clarity. Process 4K images efficiently with minimal memory usage - a breakthrough in AI image generation efficiency.

Multi-Step Planning Workflow

Revolutionary approach where Nano Banana 2 plans the image before generation, analyzes output for errors, automatically fixes issues, and iterates until perfect. No more failed generations.

Built-in Quality Analysis

Advanced AI reviews each generated image, identifies inconsistencies or errors, and automatically corrects them before delivery. Achieves high success rate with professional-grade quality control.

Lightning-Fast Processing

Nano Banana 2 leverages the Flash architecture for ultra-fast image processing while maintaining superior quality. Experience unprecedented speed without compromising on precision or detail.

Advanced Angle & Color Control

Precision control over viewpoints, angles, and coloring with professional-grade accuracy. Perfect for commercial applications requiring exact specifications and brand consistency.

Enhanced Text Rendering

Industry-leading text generation in images with option to fix text elements without affecting other parts. Ideal for creating professional mockups, charts, and branded materials.

Multi-Image Fusion

Advanced multi-image blending with improved consistency and higher-resolution outputs. Seamlessly combine elements from multiple sources with professional results.

Vibe-Coding Ready

Core engine for natural language app development. Describe interfaces and functions, and Nano Banana 2 generates complete UIs, icons, windows, and interactive layouts automatically.

Nano Banana 2 Professional Applications

Industry-leading use cases powered by Gemini 3.1 Flash Preview

E-Commerce & High-End Product Photography

Create stunning 4K product visuals with Nano Banana 2's native high-resolution output. Multi-step workflow ensures professional quality for luxury brands, fashion catalogs, and premium product showcases.

UI/UX Design & App Development

Revolutionary vibe-coding capabilities allow natural language app development. Describe interfaces and Nano Banana 2 generates complete UIs, icons, interactive layouts, and professional design systems.

Architecture & Real Estate Visualization

Generate photorealistic 4K architectural renderings and interior designs. Advanced angle control and precision editing make Nano Banana 2 ideal for professional architectural visualization and real estate marketing.

Film Production & Professional Storyboarding

Hollywood-grade storyboarding with 4K resolution and multi-image fusion. Maintain character consistency across scenes while creating professional pre-visualization content for major productions.

Corporate & Brand Identity

Create enterprise-grade brand assets with enhanced text rendering and professional quality control. Built-in error correction ensures consistent brand representation across all materials.

Game Development & Digital Art

Generate high-fidelity game assets, character designs, and environments with 4K native output. Multi-step workflow and quality analysis ensure production-ready digital art for AAA games.

Getting Started with Nano Banana 2 — Fast AI in Minutes

Access fast and efficient AI image generation with 4K output and professional-grade quality

Sign up

Create your free APIMart account to access Nano Banana 2. Perfect for individuals, teams, and enterprise applications.

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Add funds

Top up your account balance to start generating professional-quality 4K images. Your balance works across all premium AI models on APIMart.

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Generate your API key

Create your API key in the dashboard to authenticate requests to Nano Banana 2's Gemini 3.1 Flash Preview endpoint.

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Nano Banana 2 User Reviews

What industry professionals say about this fast AI model

“The speed of Nano Banana 2 is incredible! It processes our product images in seconds at full 4K resolution. The multi-step workflow eliminates all the failed generations we had with other models.”

Sarah Chen

Architecture Firm Director

“Lightning-fast processing with built-in quality control at an unbeatable price? Game changer! Nano Banana 2's automatic error correction saves hours of manual fixes.”

James Rodriguez

Creative Technology Lead

“The vibe-coding feature is revolutionary. We describe our app interfaces and Nano Banana 2 generates complete UIs instantly. This has transformed our entire development workflow.”

Alex Thompson

Mobile App Product Manager

“Nano Banana 2 delivers incredible value. The Flash architecture makes it blazing fast while maintaining professional quality. Perfect for high-volume image generation.”

Emily Watson

Luxury Brand Marketing Director

“Professional storyboarding at AI speed. Nano Banana 2's character consistency and 4K output make it perfect for pre-visualization. The affordable pricing makes it ideal for production workflows.”

David Kim

Film Production Creative Director

“Enhanced text rendering in 4K resolution is perfect for our brand guidelines. Nano Banana 2's error correction ensures every asset meets enterprise quality standards automatically.”

Lisa Martinez

Enterprise Brand Designer

Nano Banana API Model Family

Compare every Nano Banana model on APIMart. One API key calls all of them, billed per image.

Model	Base model	Best for	Resolution
Nano Banana API	Gemini 2.5 Flash Image	Character consistency, multi-image blending and conversational editing	1K
Nano Banana Pro API	Gemini 3 Pro Image	Professional 4K images, complex layouts and multi-step planning	1K / 2K / 4K
Nano Banana 2 APIThis page	Gemini 3.1 Flash Image	Fast, cost-efficient generation from 0.5K to 4K	0.5K – 4K
Nano Banana 2 Lite API	Gemini 3.1 Flash Image	Fast 1K images and editing, one image per request with up to 14 reference images	1K
Gemini Nano Banana 2.1 API	gemini-nano-banana-2.1	Latest version: text-to-image and reference-image editing in 14 aspect ratios	1K / 2K / 4K

Nano Banana 2 Frequently Asked Questions

Everything you need to know about this fast AI image model

What is Nano Banana 2 and how is it different from Nano Banana Pro?

Nano Banana 2 is powered by Google's Gemini 3.1 Flash Image Preview, offering faster processing and more affordable pricing compared to Nano Banana Pro. It features the same multi-step workflow that plans, generates, analyzes, and corrects images automatically, with native 4K output and professional-grade quality control.

What makes the 4K output capability special?

Nano Banana 2 offers true native 4K resolution output (not upscaled), processing 4K images efficiently with minimal memory usage. This breakthrough efficiency enables real-time professional-quality image generation previously impossible with AI models.

Can I use Nano Banana 2 for app development and UI design?

Yes! Nano Banana 2 is excellent for 'vibe-coding' - natural language app development. Simply describe interfaces and functions, and it automatically generates complete UIs, icons, windows, and interactive layouts. Perfect for rapid prototyping and professional app development.

Is Nano Banana 2 suitable for enterprise and commercial use?

Absolutely. With high success rate, built-in quality control, professional-grade 4K output, and competitive pricing, Nano Banana 2 is designed for enterprise applications including storyboarding, architectural visualization, brand marketing, and game development.

How does Nano Banana 2 compare to Nano Banana Pro in terms of speed and cost?

Nano Banana 2 is built on the Gemini 3.1 Flash architecture, which makes it significantly faster and more affordable than Nano Banana Pro while maintaining professional-grade 4K output and the same multi-step quality control workflow. It is ideal for high-volume use cases where speed and cost efficiency matter.

What file formats and output options does Nano Banana 2 support?

Nano Banana 2 generates images in standard formats compatible with all major platforms. It supports native 4K resolution output, multiple aspect ratios, and various style controls, making it easy to integrate into existing creative and development pipelines.

How much does the Nano Banana 2 API cost?

The Nano Banana 2 API is billed per generated image. The pricing table on this page lists every specification and shows the Gold member price, 20% off. Platinum and Diamond members save even more, up to 28%. You only pay for successful requests.

How do I get a Nano Banana 2 API key?

Sign up for APIMart, open the API Keys page in your dashboard and create a key. The same key calls the Google Nano Banana 2 API and every other model on the platform, with pay-as-you-go billing and no subscription.

How do I use the Nano Banana 2 API?

Send a generation request with the model set to nano-banana-2 or nano-banana-2-ext and your prompt. The Nano Banana 2 API runs as an asynchronous task: it returns a task id right away, and you poll that task until the result is ready. Full parameters and code examples are in the APIMart docs (docs.apimart.ai). For Lite models and their prices, visit the separate Nano Banana 2 Lite page.

Is the Nano Banana 2 API free?

No. The Nano Banana 2 API has no free quota on APIMart. It is pay-as-you-go and billed per generated image, you only pay for successful requests, and Gold members get 20% off, with Platinum and Diamond members saving up to 28%. Check this page's pricing table for current prices of nano-banana-2 and nano-banana-2-ext. For Lite models and their prices, visit the separate Nano Banana 2 Lite page.

What is Nano Banana 2 Lite, and how is it different from Nano Banana 2?

Nano Banana 2 Lite is the lighter model in the nanobanana 2 API family, called with model nano-banana-2-lite. It outputs 1K images only, one image per request, and accepts up to 14 reference images. Choose the standard Nano Banana 2 model (nano-banana-2) when you need higher resolutions such as native 4K. Both use the same API key and asynchronous task flow. For Lite models and their prices, visit the separate Nano Banana 2 Lite page.

How can I contact support for help?

You can reach us via the live chat in the bottom-right corner, email us at [email protected], or join our Discord community. Our team will get back to you as soon as possible.

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