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Kie.ai

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Affordable API platform for running image and video models like Nano Banana Pro (Gemini 3 Pro Image), priced pay-per-image.

What it does

Kie.ai is an API platform giving developers affordable, pay-as-you-go access to AI image and video models, including Google DeepMind's Nano Banana Pro (built on Gemini 3.0 Pro Image). It offers a playground, REST/SDK integration, high-concurrency support and usage analytics, positioning its per-image pricing below Replicate, Fal.ai and Google Vertex AI.

How to use: Users can access the GPT-Image-1 model through the 4o Image API on Kie.ai. They can use the Playground to test the model with free credits, generate an API key for scaling, and integrate the API into their projects for image generation from text prompts or image transformations.

Core features

Pay-as-you-go access to Nano Banana Pro API
1K/2K/4K image generation
Many models (Seedream, Grok, GPT, Gemini)
Playground for testing prompts
REST and SDK integration
Usage logs, analytics and quota monitoring

Best for

→Adding AI image generation to apps
→Integrating Nano Banana Pro at low cost
→Batch and high-volume image pipelines
→Prototyping across many AI models

Pricing

Nano Banana Pro
$0.09/image
Nano Banana Pro
$0.12/image
Toolspool rankingby monthly traffic

Reviews

Big-picture takes: what it's for and whether it delivers. High-engagement YouTube videos — not sponsored.

I pushed Nano Banana Pro to the limit — can it really recreate the REAL world?
Kingy AI · 565K views
Create Cinematic AI Ads With Nano Banana Pro + Kling AI - Full Guide
Dan Kieft · 242K views
The NEW Nano Banana 2 + Claude Code = $10k Websites
Nate Herk | AI Automation · 229K views

Tutorials

Step-by-step: exactly how to get things done with it.

Nano Banana AI Tutorial | How to Use Google’s Free Tool (Step-by-Step)
Kevin Stratvert · 426K views
How I Setup Nano Banana Pro (The Right Way) API Key Fix
Andy Christoforou - ArchViz & AI Academy · 113K views
How to Use the NEW Nano Banana 2 in n8n (cheaper & no watermark)
Nate Herk | AI Automation · 56K views