Gemini 3 Pro Image API

Access Gemini 3 Pro Image AI image generation using Puter.js API.

Get Started

google/gemini-3-pro-image-preview

Model Card

Gemini 3 Pro Image (Nano Banana Pro) is Google's most advanced image generation and editing model built on Gemini 3 Pro, featuring studio-quality output with support for 2K/4K resolution. It excels at accurate text rendering in multiple languages, uses Google Search grounding for real-time data, and employs thinking mode for complex reasoning through prompts.

Cost Per Image $0.1351

per generation

Configuration 1K:1x1

resolution

Release Date Dec 11, 2025

API Usage Example

Add Gemini 3 Pro Image image generation to your app with just a few lines of code.
No API keys, no backend, no configuration required.

// npm install @heyputer/puter.js
import { puter } from '@heyputer/puter.js';

puter.ai.txt2img("A serene mountain landscape at sunset", {
    model: "google/gemini-3-pro-image-preview"
}).then(image => {
    document.body.appendChild(image);
});

<html>
<body>
    <script src="https://js.puter.com/v2/"></script>
    <script>
        puter.ai.txt2img("A serene mountain landscape at sunset", {
            model: "google/gemini-3-pro-image-preview"
        }).then(image => {
            document.body.appendChild(image);
        });
    </script>
</body>
</html>

View full documentation →

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Frequently Asked Questions

What is this Gemini 3 Pro Image API about?

The Gemini 3 Pro Image API gives you access to Google's image generation model through Puter.js. With just a few lines of JavaScript, you can integrate Gemini 3 Pro Image into any web app or Node.js project — no API keys, no backend, and no configuration required.

Who created Gemini 3 Pro Image?

Gemini 3 Pro Image was created by Google and released on Dec 11, 2025.

How much does the Gemini 3 Pro Image API cost?

The Gemini 3 Pro Image API is available through the User-Pays Model. As a developer, you can add the Gemini 3 Pro Image API to your app for free — your users pay for their own AI costs directly.

	Price
Per image	$0.1351

How do I access the Gemini 3 Pro Image API?

You can access the Gemini 3 Pro Image API with just a few lines of JavaScript — no API keys, no backend, and no configuration required. Include the Puter.js library in your project and start making calls right away. For more details, check out our documentation.

Does the Gemini 3 Pro Image API work with React / Vue / Vanilla JS / Node / etc.?

Yes — the Gemini 3 Pro Image API works with any JavaScript framework, Node.js, or plain HTML through Puter.js. Just include the library and start building. See the documentation for more details.

Get started with Puter.js

Add Gemini 3 Pro Image image generation to your app without worrying about API keys or setup.

Read the Docs View Tutorials