HomeNano Banana Pro API — Kie.ai

Nano Banana Pro API — Kie.ai

Introduction：
High-fidelity AI image generation and enhancement.
Added on：
Nov 21 2025
Company：
Kie.ai

Introducing Nano Banana Pro

Nano Banana Pro is a powerful image generation API built on Google DeepMind’s Gemini 3.0 Pro, designed to deliver sharper 2K visuals, intelligent 4K upscaling, improved text rendering, and consistent character fidelity. Available through Kie.ai, the platform supports text-based prompts, reference image uploads, various aspect ratios, and flexible output formats including PNG and JPG. With fast performance and commercial-use capability, Nano Banana Pro streamlines creative workflows for developers, designers, and businesses seeking high-quality visual outputs through an easy-to-use JSON API.

Main Functions of Nano Banana Pro

AI Image Generation from Prompts
Example
Creating a fictional landscape from a short text description.
Scenario
Ideal for content creators or developers needing fast, high-quality visuals generated from simple textual ideas.
Reference-Based Image Transformation
Example
Uploading up to eight images to refine style or maintain character consistency.
Scenario
Useful for brands, illustrators, or studios aiming to generate consistent character sets or image variations.
High-Resolution Rendering and Upscaling
Example
Generating 2K images with optional 4K intelligent scaling.
Scenario
Perfect for marketing teams or product designers who require crisp, high-resolution output for print, advertising, or digital assets.

Ideal Users for Nano Banana Pro

Developers Building AI-Powered Tools
Developers who need a reliable JSON-based API to integrate advanced image generation and enhancement into their applications.
Designers and Creative Professionals
Artists, designers, and marketers looking for high-quality visuals, style-consistent images, and efficient creative iterations.
Businesses Requiring Scalable Visual Production
Companies that need commercially usable images at scale for advertising, product visualization, e-commerce, or media production.

How to Use Nano Banana Pro

1
Step 1: Prepare Your Input
Write your text prompt and optionally upload up to eight reference images in JPG, PNG, or WEBP formats.
2
Step 2: Configure API Parameters
Select your desired aspect ratio, output resolution (1K, 2K, or 4K), and image format (PNG or JPG).
3
Step 3: Generate Your Image
Send the request via API or the visual interface and receive a high-quality generated image ready for use.

Nano Banana Pro – Frequently Asked Questions