A text description of the image you want to generate
0/20000Click to upload or drag and drop
Supported formats: JPEG, PNG, WEBP Maximum file size: 30MB; Maximum files: 14
Input images to transform or use as reference (supports up to 14 images)
Resolution of the generated image. Higher resolutions take longer to generate.
Format of the output image
Explore different use cases and parameter configurations
README
Complete guide to using nano-banana-2-1
Nano Banana 2.1 API: Try Google’s New Nano Banana Model on Kie AI
Build with Google’s new Nano Banana 2.1 API on Kie AI 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.
Build with Google’s New Nano Banana 2.1 API on Kie AI
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.
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.
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.
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.
Use Up to 14 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 supports up to 14 reference images, including consistency for up to four characters and fidelity for up to 10 objects. Developers can combine people, products, objects, and visual references to create controlled compositions and consistent assets for complex image generation tasks.
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 Kie AI, developers can build image tools that combine visual generation with more reliable typography and structured layouts.
Nano Banana 2.1 vs Nano Banana 2 vs Nano Banana Pro on Kie AI
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, multi-turn character consistency, text rendering, and multi-reference workflows. It supports up to 14 reference images and gives developers more 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 the better choice for new projects and existing workflows moving to the latest Nano Banana API.
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 Kie AI.
Nano Banana 2.1 vs GPT Image 2.5 on Kie AI
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 support for up to 14 reference images and 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-heavy or text-rich image workflows, while GPT Image 2.5 offers more flexibility for applications that need detailed editing and output control.
Access Nano Banana 2.1 and GPT Image 2.5 APIs on Kie AI
Access Nano Banana 2.1 and GPT Image 2.5 through Kie AI 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.
How to Use Nano Banana 2.1 API on Kie AI
Step 1: Try Nano Banana 2.1 Free in Kie AI Playground
Step 2: Get Your Nano Banana 2.1 API Key
Step 3: Configure Nano Banana 2.1 API Request
Step 4: Integrate Nano Banana 2.1 API into Your App
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 and supported batch processing to generate creative assets at scale for SaaS products, marketing systems, content platforms, and other applications.
Why Choose Kie AI for Nano Banana 2.1 API
Access Multiple Nano Banana APIs with One API
Connect to multiple Nano Banana models through one Kie AI 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 Kie AI 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 Kie AI. 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. Kie AI 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 Kie AI 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. Kie AI provides developer support for API access, integration questions, generation issues, and other technical needs, helping teams move from testing to production more smoothly.