About Nano Banana Pro API - Kie.ai
Nano Banana Pro API - Kie.ai — Nano Banana Pro API is a next-generation image model powered by Google’s Gemini 3 Pro Image stack. It supports native 2K image generation with optional 4K output, enhanced text rendering for UI and marketing assets, stable character identity across multiple generations, and multi-image reference inputs for style and composition control. Designed for professional creative workflows, product visuals, scene editing, and high-volume API applications, Nano Banana Pro delivers sharper materials, improved structure reasoning, layout-aware aspect ratios, and more reliable inpainting and refinements compared to the original Nano Banana (Gemini 2.5 Flash Image). Built on Kie.ai, the API provides scalable usage, pay-as-you-go pricing, and commercial use support, making it ideal for builders, designers, and developers shipping production-level imaging tools.
Top use cases
- Product and e-commerce visuals
- Marketing assets with clear typography
- Character consistency across sequential images or stories
- Multi-style character adaptation for games and media
- Scene editing and background replacement
- Localization workflows with multilingual text
- UI assets, posters, packaging mockups
Built for
Key features
- 2K native generation with optional 4K output
- Advanced text rendering for UI, banners, and product assets
- Multi-image reference support (up to 8 inputs)
- Consistent character identity and style across generations
- Flexible aspect ratios: 1:1, 4:5, 16:9, 21:9, 9:16, and more
- Scene-aware editing, inpainting, background replacement
- Higher detail accuracy with clean materials and edges
Pros & cons
Pros
- Significantly more affordable pricing than official Google rates and other third-party platforms for both image and video generation.
- Access to advanced Google DeepMind models (Nano Banana Pro/Gemini 3.0 Pro Image, Veo 3) with high-fidelity output.
- Enhanced image quality: sharper 2K/4K imagery, improved text rendering, consistent character rendering, structural accuracy.
- Advanced video capabilities: native audio generation, high-quality realistic video from text/images.
- Developer-friendly: comprehensive documentation, easy integration (REST/SDK), playground for testing.
- Robust infrastructure: high-concurrency support, low latency, reliable performance.
- Dedicated 24/7 technical support.
- Flexible pay-as-you-go credit model with no mandatory subscriptions.
Cons
- Requires API key and account registration.
- Pricing may change in the future (mentioned for Nano Banana Pro).
Pricing
Small Pack
$5
1,000 credits
Medium Pack
$50
10,000 credits
Large Pack
$500
105,000 credits
Enterprise Pack
$125
275,000 credits
Company information
- Nano Banana Pro API
- Kie.ai Company Nano Banana Pro API - Kie.ai Company name: KIE AI Inc. . Nano Banana Pro API - Kie.ai Company address: . More about Nano Banana Pro API - Kie.ai, Please visit the about us page() .
- Nano Banana Pro API
- Kie.ai Login Nano Banana Pro API - Kie.ai Login Link: https://kie.ai/login
Frequently asked questions
Does Nano Banana Pro support 4K output?
Yes, it generates native 2K images with optional 4K output.
Can I use multiple reference images?
Yes, up to 8 reference images can be added to guide style, identity, or layout.
What makes Nano Banana Pro different from the original model?
It offers higher resolution, improved text rendering, better structure reasoning, and more consistent character identity.
Is commercial use allowed?
Yes, Kie.ai supports commercial usage across paid plans.
Is there a free tier?
New users receive free credits after signing up, allowing you to test Nano Banana Pro before purchasing additional credits.
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