Seedream 4.0 API

Access Seedream 4.0 AI image generation using Puter.js API.

Get Started

Model Card

Cost Per Image $0.03

per generation

Configuration 1MP

resolution

Release Date Oct 1, 2025

 

API Usage Example

Add Seedream 4.0 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: "bytedance-seed/seedream-4.0"
}).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: "bytedance-seed/seedream-4.0"
        }).then(image => {
            document.body.appendChild(image);
        });
    </script>
</body>
</html>

View full documentation →

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Frequently Asked Questions

What is this Seedream 4.0 API about?

The Seedream 4.0 API gives you access to ByteDance Seed's image generation model through Puter.js. With just a few lines of JavaScript, you can integrate Seedream 4.0 into any web app or Node.js project — no API keys, no backend, and no configuration required.

Who created Seedream 4.0?

Seedream 4.0 was created by ByteDance Seed and released on Oct 1, 2025.

How much does the Seedream 4.0 API cost?
The Seedream 4.0 API is available through the User-Pays Model. As a developer, you can add the Seedream 4.0 API to your app for free — your users pay for their own AI costs directly.
Price
Per image$0.03
How do I access the Seedream 4.0 API?

You can access the Seedream 4.0 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 Seedream 4.0 API work with React / Vue / Vanilla JS / Node / etc.?

Yes — the Seedream 4.0 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 Seedream 4.0 image generation to your app without worrying about API keys or setup.

Read the Docs View Tutorials