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Nano Banana 2.1 is Google’s high-efficiency AI image model for image generation and editing, with improved visual quality, prompt adherence, character consistency, text rendering, multi-reference support, and up to 4K output.

Pricing: 1K 5 credits / image, 2K 8 credits / image, 4K 12 credits / image.

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Complete guide to using Nano Banana 2.1

Nano Banana 2.1 API: Try Google’s New Nano Banana Model on ModelFold

Build with Google’s new Nano Banana 2.1 API on ModelFold for high-quality image generation and editing, up to 4K output, multi-reference creation, and consistent characters. Try Nano Banana 2.1 online with new-user credits, then integrate the API into your apps and AI image workflows.

Nano Banana 2.1 API: Try Google’s New Nano Banana Model on ModelFold

Build with Google’s New Nano Banana 2.1 API on ModelFold

Get Up to 4× Lower Cost Than Nano Banana Pro

Build and scale image workflows at a lower cost with Nano Banana 2.1 API. With pricing up to 4× cheaper, developers can generate and edit more images while keeping API costs under control. This makes Nano Banana 2.1 a strong choice for SaaS products, creative platforms, automated image tools, and high-volume production workflows.

Get Up to 4× Lower Cost Than Nano Banana Pro

Create and Edit High-Quality 4K Images with Nano Banana 2.1 API

Generate detailed images from text prompts and edit existing visuals with Nano Banana 2.1 API at 1K, 2K, or 4K resolution. Nano Banana 2.1 improves visual quality and prompt adherence while supporting precise image editing, helping developers create and refine product images, ads, social content, design assets, and other production-ready visuals.

Create and Edit High-Quality 4K Images with Nano Banana 2.1 API

Make Precise Edits with Nano Banana 2.1 Mask Editing

Edit specific parts of an image while keeping surrounding content consistent. Nano Banana 2.1 improves mask and ink-based editing, allowing users to mark areas and guide targeted changes with greater control. Use Nano Banana 2.1 API for object replacement, local adjustments, product edits, retouching, and other precise image editing workflows.

Make Precise Edits with Nano Banana 2.1 Mask Editing

Maintain Character Consistency with Nano Banana 2.1

Keep recognizable characters consistent across multiple image edits and generations. Nano Banana 2.1 improves multi-turn character consistency, allowing users to change clothing, backgrounds, poses, scenes, and other details through follow-up prompts while maintaining visual continuity. This makes Nano Banana 2.1 API useful for storytelling tools, character design, campaign assets, and iterative creative workflows.

Maintain Character Consistency with Nano Banana 2.1

Use Up to 10 References with Gemini Nano Banana 2.1 API

Give Nano Banana 2.1 more visual context and creative control with multiple reference images. Gemini Nano Banana 2.1 API on ModelFold supports up to 10 reference images, allowing developers to combine people, products, objects, and visual styles in a single generation. Create controlled compositions, maintain subject consistency, and produce cohesive assets for complex image generation workflows.

Use Up to 10 References with Gemini Nano Banana 2.1 API

Create Clear Text and Infographics with Nano Banana 2.1

Generate visuals where text and layout matter. Nano Banana 2.1 improves text rendering and infographic layout accuracy, making it well suited for posters, ads, social graphics, infographics, and marketing assets. With Nano Banana 2.1 API on ModelFold, developers can build image tools that combine visual generation with more reliable typography and structured layouts.

Create Clear Text and Infographics with Nano Banana 2.1

Nano Banana 2.1 vs Nano Banana 2 vs Nano Banana Pro on ModelFold

Nano Banana 2.1 vs Nano Banana 2

Nano Banana 2.1 is Google’s recommended replacement for Nano Banana 2, with improvements in visual quality, prompt adherence, character consistency, text rendering, and multi-reference workflows. It gives developers greater control over complex image generation and editing tasks. With Nano Banana 2 scheduled to shut down on October 29, 2026, Nano Banana 2.1 is a strong choice for new projects and existing workflows moving to the latest Nano Banana API.

Nano Banana 2.1 vs Nano Banana 2

Nano Banana 2.1 vs Nano Banana Pro

Nano Banana 2.1 focuses on high-quality image generation and editing with greater efficiency, while Nano Banana Pro is designed for workflows that prioritize premium image quality and advanced creative performance. Google positions Nano Banana 2.1 as a more efficient counterpart to Nano Banana Pro, making it a strong option for SaaS products, high-volume image generation, and applications that need to balance quality, speed, and cost. Both models can support different production needs through ModelFold.

Nano Banana 2.1 vs Nano Banana Pro

Nano Banana 2.1 vs GPT Image 2.5 on ModelFold

Nano Banana 2.1 API vs GPT Image 2.5 API

Nano Banana 2.1 API stands out for multi-reference generation, character consistency, text rendering, and high-resolution workflows with up to 4K output. GPT Image 2.5 API focuses on precise image generation and editing, strong subject preservation, flexible quality settings, transparent backgrounds, and custom output sizes. Nano Banana 2.1 is a strong fit for developers building reference-based or text-rich image workflows, while GPT Image 2.5 offers more flexibility for applications that need detailed editing and output control.

Nano Banana 2.1 API vs GPT Image 2.5 API

Access Nano Banana 2.1 and GPT Image 2.5 APIs on ModelFold

Access Nano Banana 2.1 and GPT Image 2.5 through ModelFold without maintaining separate provider integrations. Developers can choose the image model that best fits each workflow, test different models, and switch between APIs as product requirements change while managing access and usage through one platform.

Access Nano Banana 2.1 and GPT Image 2.5 APIs on ModelFold

How to Use Nano Banana 2.1 API on ModelFold

  1. 1

    Step 1: Try Nano Banana 2.1 Free in ModelFold Playground

    Open ModelFold Playground and select Nano Banana 2.1 to start testing online. New users receive free credits to explore Nano Banana 2.1 AI Image Generator, try prompts, upload reference images, and test editing features before integrating the API. Credit usage varies by selected settings and generation parameters, and you can review estimated credit cost before generating.

  2. 2

    Step 2: Get Your Nano Banana 2.1 API Key

    Create your ModelFold account and get an API key for Nano Banana 2.1 API access. One ModelFold API key also gives you access to other supported AI models, so you can manage different image generation workflows without maintaining separate provider integrations.

  3. 3

    Step 3: Configure Nano Banana 2.1 API Request

    Send a POST request to https://ai.modelfold.online/v1/images/generations with "model": "nano-banana-2-1", a text prompt of up to 2,000 characters and an optional resolution (1K, 2K or 4K). The response returns the finished image URLs, with no task polling or callback to set up. Reference images, aspect ratio and the other settings can be tried in the Playground on this page.

  4. ✓

    Step 4: Integrate Nano Banana 2.1 API into Your App

    Connect Nano Banana 2.1 API to your SaaS product, creative tool, or automated workflow. Send generation requests from your application and use returned images in AI image generators, editing tools, marketing platforms, product workflows, and other image-based experiences.

What Can You Build with Gemini Nano Banana 2.1 API

Build AI Image Generator Apps with Nano Banana 2.1 API

Add high-quality image generation to SaaS products, creative platforms, and consumer apps with Nano Banana 2.1 API. Turn user prompts into detailed visuals for design, marketing, content creation, and other image-based experiences without building your own image generation infrastructure.

Create AI Image Editing Tools with Nano Banana 2.1

Build image editing features that let users modify existing visuals through simple instructions. Nano Banana 2.1 supports precise edits, mask-based changes, object replacement, and reference-guided transformations, making it suitable for AI photo editors, design tools, product editing apps, and automated creative workflows.

Develop Character and Storytelling Apps with Nano Banana 2.1 API

Use improved character consistency to build storytelling, character design, and visual content applications. Nano Banana 2.1 API helps maintain recognizable characters across different poses, scenes, outfits, and generated assets, giving developers a stronger foundation for consistent visual narratives.

Automate Product Images with Gemini Nano Banana 2.1 API

Create and edit product visuals for e-commerce platforms, marketplaces, and marketing tools. Gemini Nano Banana 2.1 API can use multiple reference images to preserve important product details while generating new backgrounds, compositions, campaign visuals, and other commercial assets.

Generate Ads and Social Content with Nano Banana 2.1 AI Image Generator

Build tools for creating ads, posters, social posts, banners, and other marketing visuals with Nano Banana 2.1 AI Image Generator. Improved text rendering and layout accuracy help developers generate image assets where both visual quality and readable text matter.

Scale Automated Image Generation with Nano Banana 2.1 API

Integrate Nano Banana 2.1 API into production pipelines for automated and high-volume image generation. Use API-based workflows to generate creative assets at scale for SaaS products, marketing systems, content platforms, and other applications.

Why Choose ModelFold for Nano Banana 2.1 API

Access Multiple Nano Banana APIs with One API

Connect to multiple Nano Banana models through one ModelFold API instead of managing separate integrations. Access Nano Banana 2.1, Nano Banana 2, Nano Banana Pro, and other supported Nano Banana APIs from one platform, making it easier to choose or switch models as your product needs change.

Test Nano Banana 2.1 Free Before API Integration

Try Nano Banana 2.1 online on ModelFold before adding it to your app. New users receive free credits to test prompts, image generation, editing, and model settings in an online playground. Credit usage depends on selected settings and generation parameters, with estimated cost available before generation.

Build More with Affordable Nano Banana 2.1 API Pricing

Keep image generation costs easier to manage with flexible Nano Banana 2.1 API pricing on ModelFold. Test workflows, launch new AI image features, and scale usage based on your product needs without committing to complex infrastructure or separate model integrations.

Get Latest Nano Banana API Updates and Model Access

Stay ready for new Nano Banana models and updates without rebuilding your image stack. ModelFold continuously expands supported AI models, helping developers access latest Nano Banana APIs and move to newer model versions through a familiar integration workflow.

Manage Multiple AI Models with Unified API Billing

Simplify costs across Nano Banana and other supported AI models with one ModelFold account and unified billing system. Track API usage, manage credits, and use different models without maintaining separate billing relationships for every AI provider.

Get Developer Support for Nano Banana 2.1 API

Get support when integrating Nano Banana 2.1 API into your product or workflow. ModelFold provides developer support for API access, integration questions, generation issues, and other technical needs, helping teams move from testing to production more smoothly.

Frequently Asked Questions

What is Nano Banana 2.1?⌄

Nano Banana 2.1 is Google’s updated high-efficiency AI image model for image generation and editing. It improves visual quality, prompt adherence, character consistency, text rendering, and multi-reference workflows while supporting output up to 4K.

What is new in Nano Banana 2.1?⌄

Nano Banana 2.1 improves image quality, instruction following, multi-turn character consistency, text rendering, and reference-based generation. It also supports up to 10 reference images, mask-based editing, configurable thinking levels, and 1K, 2K, and 4K output.

How do I access Nano Banana 2.1 API?⌄

You can access Nano Banana 2.1 API through ModelFold. Get your ModelFold API key, select Nano Banana 2.1, configure your generation or editing request, and integrate it into your app, SaaS product, or automated workflow.

Can I try Nano Banana 2.1 free on ModelFold?⌄

Yes. New users receive free credits to try Nano Banana 2.1 in ModelFold Playground before API integration. Credit usage depends on selected settings and generation parameters, and you can check estimated credit cost before generating.

Does Nano Banana 2.1 support 4K images?⌄

Yes. Nano Banana 2.1 supports 1K, 2K, and 4K image output, giving developers flexibility to balance resolution, workflow needs, and generation cost.

How many reference images can Nano Banana 2.1 use?⌄

Gemini Nano Banana 2.1 API currently supports up to 10 reference images on ModelFold. Developers can combine multiple images to guide compositions, maintain subject consistency, and create complex image generation workflows.

Is Nano Banana 2.1 better than Nano Banana 2?⌄

Nano Banana 2.1 improves on Nano Banana 2 in areas including visual quality, prompt adherence, character consistency, text rendering, and multi-reference generation. Google recommends Nano Banana 2.1 as the replacement for Nano Banana 2.

What is the difference between Nano Banana 2.1 and Nano Banana Pro?⌄

Nano Banana 2.1 focuses on high-quality image generation with greater efficiency, while Nano Banana Pro targets more demanding workflows where premium image quality is the priority. Google positions Nano Banana 2.1 as a more efficient counterpart to Nano Banana Pro.

Why use Nano Banana 2.1 API on ModelFold?⌄

ModelFold provides one API platform for Nano Banana 2.1 and other supported Nano Banana models, along with an online Playground, unified billing, flexible pricing, ongoing model access, and developer support. This makes it easier to test models and integrate them into production workflows without managing multiple provider integrations.

Rate card
Nano Banana 2 1
1K5 credits / image
2K8 credits / image
4K12 credits / image
Quick start
curl https://ai.modelfold.online/v1/images/generations \
  -H "Authorization: Bearer $MODELFOLD_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"nano-banana-2-1","prompt":"..."}'