SeeDream 4.1 API

Text to Image

ByteDance AI image generation with up to 6 reference images and 4K resolution.

·Features·FAQ

Documentation

Prompt *

Text description of the image to generate

Reference Images

Reference image URLs (up to 6)

0/6

Click or drag & dropPNG, JPG, WEBP, GIF · Max 100MB

Aspect Ratio

Resolution

Seed

Seed for reproducibility

Output

Your generated image will appear here

Features

What SeeDream 4.1 API offers

Text-to-image plus up to six reference images

1K, 2K, or 4K resolution

Eight aspect ratios including ultra-wide 21:9

Optional seed

REST API with JSON responses

Use cases

Built for

Primary

Product imagery: hero and lifestyle shots with references

Marketing: on-brand layouts with multiple style cues

Design exploration: iterate aspect ratios for the same prompt

Localization: regenerate with references locked across markets

FAQ

About SeeDream 4.1 API

SeeDream 4.1 is a ByteDance 4.x image model exposed here with the same controls as other SeeDream endpoints: prompt, up to six references, eight aspect ratios, three resolution tiers, and optional seed.

1K, 2K (default in the selector), and 4K.

Up to six images for guided generations.