Seedream 4.0 – Next-Gen AI Image Generator & Editor

Seedream 4.0 is ByteDance's latest AI model that unifies image generation and editing in a single system. It can generate stunning 2K images in just 1.8 seconds and supports resolutions up to 4K, making it 10x faster than its predecessor.

Simply describe your desired changes in plain language: 'Remove the watermark', 'Change the background to a beach', or 'Make her hair blonde'. Seedream 4.0 understands context and applies precise edits while preserving the rest of your image.

Seedream 4.0 supports multiple aspect ratios (1:1, 16:9, 9:16, 4:3, 3:4, 3:2, 2:3, and 21:9) and can generate images from standard resolution up to stunning 4K quality for professional use.

Yes! Seedream 4.0 supports batch generation to create multiple matching images simultaneously. You can also use multiple reference images (up to 10) to guide the generation for more consistent results.

Seedream 4.0 excels at rendering clear text, tables, and diagrams with significantly improved accuracy, especially for small fonts. It greatly reduces text repetition issues and can create educational illustrations, infographics, and annotated scenes.

Seedream 4.0 is incredibly fast - generating 2K images in just 1.8 seconds, and most standard images complete within 5-30 seconds. This makes it one of the fastest AI image generators available.

Seedream 4.0 combines several breakthrough features: unified generation and editing, superior multi-reference support (up to 10 images), enhanced reasoning abilities, and exceptional speed - all while maintaining professional-quality output.