Models
Seedream 4.0
Create, edit, and unify images in 4K
Images
Support jpg/jpeg/png/webp, up to 16MB
Prompt
Seedream 4.0 - AI Image Generator
Turn imagination into reality with Seedream 4.0, designed for editable, consistent, and 4K-quality images.
Bytedance Seedream 4.0 creates 4K images from text prompts. Easily edit images, retain features, blend multiple references, and generate high-quality visuals.
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Seedream 4.0 is an advanced AI image generation model from Bytedance. It helps users turn creative ideas into striking visuals, refine details effortlessly, and explore diverse artistic styles, making it perfect for designers, marketers, and digital creators.
Seedream 4.0 excels at its fast and efficient image generation. It supports batch creation, delivers high-quality visuals, and offers precise text editing and layout control. Perfect for producing posters, marketing materials, social media graphics, and any content where speed and quality matter.
Creators often spend too much time designing visuals and arranging text. Maintaining consistency across multiple projects can be frustrating, and many tools are slow or hard to use. Seedream 4.0 solves it by providing fast image generation with precise control and professional-quality output.
Seedream 4.0 offers smarter text rendering, smooth multi-image fusion, and delivers sharp 4K visuals with ease.
Seedream 4.0 enhances how text is displayed within images, with a special focus on complex scripts like Chinese. It keeps text aligned with the overall visual, making marketing graphics look more polished.
Users can generate pictures from text prompts, refine them with editing tools, or merge multiple image references. This mix of approaches gives more control over final results and keeps visual consistency.
Seedream 4.0 is the first model in its class to support 4K output. High-resolution visuals are not just for display but can be directly used in real work settings like advertising, or product design.
With Seedream 4.0, you can create high-quality visuals in just three simple steps. Upload or describe your idea, set key details, and download sharp 4K images in seconds.
You can choose to upload one or more pictures as references, or simply start with a text prompt. Write down what kind of image you want to generate or how you want to edit the existing picture.
Define the size, aspect ratio, resolution, and number of results you want. These options give you more control over the look and feel, making sure the generated images match your design goals.
Seedream 4.0 analyzes your input and quickly generates visuals based on your instructions. In just moments, you can download sharp, high-resolution 4K images without any extra cost.
Unlock the full potential of Seedream 4.0 and turn your ideas into professional visuals in seconds. Write a prompt, upload references, and generate stunning images ready for any project.
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J.S.
Content Creator
"Seedream 4.0 has completely changed the way I design visuals. The AI image generator is not only fast but also accurate when following my text prompts. I can mix multiple references, refine small details, and the final 4K results are always sharp. For social media campaigns and digital ads, this tool helps me save hours while keeping the quality high. It feels like a creative partner that understands my intent."
A.L.
Product Manager
"As a product manager, I often need quick mockups and presentation visuals. Seedream 4.0 gives me the freedom to edit images, adjust layouts, and generate fresh ideas without relying on designers for every small task. The model is very flexible, whether I start from text or upload a few photos. Its ability to keep consistency across images makes it perfect for marketing materials. This AI model is now part of my daily workflow."
M.T.
Graphic Designer
"I tried many AI tools before, but Seedream 4.0 stands out because of its balance between speed and control. The interface is simple, yet the results look polished and professional. I especially like how it handles typography and composition, which helps me design posters that look ready to print. For anyone creating visual content regularly, this model is a must-have. It has turned complex design tasks into something easy."
R.K.
Marketing Specialist
"Seedream 4.0 impressed me with its ability to process natural language prompts with precision. I can describe scenes in plain words, and the generated images match my vision closely. It is very helpful for brainstorming sessions when I need quick visuals to pitch ideas. The 4K output makes the content suitable for real production use, not just drafts. This tool brings both speed and quality to creative projects."
L.H
Analyst
"For research presentations, I often need diagrams and visual explanations. Seedream 4.0 helps me build them in a clear and visually appealing way. I upload images, add my descriptions, and the model blends everything into professional graphics. The fact that it supports both editing and generation in one place is very convenient. I no longer switch between multiple apps, and the 4K quality ensures my slides look great in large formats."
C.W.
Blogger
"Seedream 4.0 is more than just an AI image generator. It is a complete solution for content creators like me. I use it to design banners, posters, and thumbnails. The editing tools are strong enough to refine details without losing quality. Batch generation is also a big plus, saving me time when I need variations. Every project feels easier with this AI model, and the results are always visually consistent and reliable."
