Gemini

Google

Available via API

Nano Banana Pro

High-resolution image generation with 1K/2K/4K output options

Image Generation

Model Guide

About Nano Banana Pro

High-resolution image generation with 1K/2K/4K output options

Overview

Nano Banana Pro is Google's high-resolution image generation model designed for professional-grade outputs. It supports multiple resolution tiers from 1K to 4K, making it ideal for print media, large displays, and high-quality digital content.

Key Features

  • Multi-Resolution Output: Generate images at 1K, 2K, or 4K resolution
  • Professional Quality: Studio-grade image quality suitable for commercial use
  • Text-to-Image: Generate images from detailed text descriptions
  • Image-to-Image: Transform and enhance existing images
  • Versatile Aspect Ratios: Support for various aspect ratios and formats

Use Cases

Create high-resolution images for magazines, posters, and billboards that require 4K quality.

Digital Marketing

Generate professional marketing assets at various resolutions for different platforms.

Product Photography

Create or enhance product images with professional-grade quality.

Art & Design

Generate high-resolution artwork for prints and digital displays.

Technical Specifications

SpecificationValue
Max Resolution4K (4096px)
Resolution Options1K, 2K, 4K
Input TypesText, Image
Output FormatPNG, JPEG
Generation SpeedFast

Best Practices

  1. Choose Resolution Wisely: Select 4K for print, 2K for web, 1K for quick iterations
  2. Detailed Prompts: Higher resolutions benefit from more detailed descriptions
  3. Aspect Ratio Planning: Consider final use case when selecting dimensions
  4. Quality vs Speed: Lower resolutions generate faster for rapid prototyping

Resolution Guide

ResolutionBest ForFile Size
1K (1024px)Social media, web thumbnailsSmall
2K (2048px)Web banners, digital displaysMedium
4K (4096px)Print, large displaysLarge

Sources

Backend pricing

Rates published by the API.

Model identity, billing unit and every price tier below are read from the backend catalog.

1K

108

credits / image

= $0.108 USD / image

Official: $0.1528%

resolution
1K

2K

108

credits / image

= $0.108 USD / image

Official: $0.1528%

resolution
2K

4K

144

credits / image

= $0.144 USD / image

Official: $0.3052%

resolution
4K

1 credit = $0.001 USD. The final deduction returned by the API is authoritative.

未指定 resolution 时按 2K 计费

Back to all models