Upload an Image
or Select from
Upload an Image
or Select from
(Optional)
Upload an Image
or Select from
(Optional)
Upload an Image
or Select from
(Optional)
AI Image Generator
Models
Nano
Google's cutting-edge image generation model
Flux
Flux Kontext standard model with balanced performance
Powered by ByteDance Seedream 4.0 API
Public Visibility
When this option is enabled, the output image may be selected by AI Generate and published to the Explore.
Notification
Sample Images
Seedream 4.0 AI Image Generator
Discover ByteDance's revolutionary Seedream 4.0, the next-generation unified AI model that combines text-to-image generation and image editing capabilities in one powerful platform. Create photorealistic 4K visuals, edit with natural language commands, and produce professional content with lightning-fast speed. Experience the future of AI image generator technology.
What Is Seedream 4.0?
Seedream 4.0 is ByteDance's flagship AI image generator that revolutionizes visual content creation through a unified generation-editing model. This advanced platform enables users to create photorealistic or stylized visuals from natural language prompts, edit existing images, and blend multiple reference images—all within a single, seamless interface without switching tools or log-ins.
Built for creators, marketers, e-commerce teams, and developers, Seedream 4.0 supports native 4K resolution output up to 4096 pixels (~16.8 megapixels), batch creation of up to 15 images, and ultra-fast inference. The platform's natural language editing capability allows you to add, remove, or replace objects, change colors, and adjust compositions with simple text commands. With support for multi-image input fusion and exceptional style fidelity, Seedream 4.0 delivers professional-quality results ideal for marketing campaigns, product visuals, and creative projects.
Key Features of Seedream 4.0
Explore why Seedream 4.0 stands out as ByteDance's most advanced AI image generator with cutting-edge capabilities for professional creators and businesses worldwide.
Unified Generation & Editing
One powerful model handles both creating images from text and modifying existing images with natural language commands. Seedream 4.0 eliminates the need for multiple tools, streamlining your creative workflow with a unified generation-editing model that saves time and boosts productivity.
Native 4K Resolution
Generate stunning images up to 4096 pixels (≈16.78 megapixels) without upscaling. Seedream 4.0 delivers native 4K resolution AI art with exceptional detail and clarity, perfect for large-format printing, commercial use, and professional portfolios.
Multi-Image Input & Fusion
Upload up to 10 reference photos to guide style, composition, or character identity. The AI image generator intelligently blends multiple images into a single coherent output, maintaining consistency while incorporating diverse visual elements for unique creative results.
Batch Creation Power
Produce up to 15 coherent images per request with Seedream 4.0 batch generation. Ideal for large-scale projects, A/B testing, and exploring creative variations. Generate multiple high-quality options instantly to accelerate project workflows and client presentations.
Natural Language Editing
Edit images with simple text commands—add, remove, or replace objects, change colors, or adjust composition. Seedream 4.0 understands natural language instructions, making professional-level image editing accessible without complex software knowledge or technical skills.
Style Transfer & Prompt Fidelity
Achieve strong adherence to user intent with exceptional style transfer capabilities. Seedream 4.0 preserves original image features while applying new styles, delivering results that match your creative vision with remarkable accuracy and artistic consistency.
Lightning-Fast Inference
Experience ultra-fast processing suitable for real-time workflows and high-volume production. Seedream 4.0 generates professional-quality images in seconds, enabling rapid iteration and immediate creative feedback for time-sensitive projects and client deliverables.
API & Deep Intent Understanding
Integrate Seedream 4.0 into your applications with programmable API access. The platform's deep intent understanding interprets complex prompts accurately, making it ideal for custom workflows, automated content pipelines, and enterprise-scale deployments.
Free No-Login Access
Start creating immediately without registration or credit limits. Seedream 4.0 offers free access to generate and edit images, removing barriers for hobbyists, students, and small teams exploring AI image generator capabilities for personal and professional projects.
Creative Applications with Seedream 4.0
From marketing campaigns to e-commerce visuals and artistic projects, Seedream 4.0 empowers diverse creative applications across industries with professional 4K resolution AI art.
Marketing & Advertising
Create compelling advertising visuals and promotional content with Seedream 4.0. Generate campaign imagery, social media graphics, and brand assets with consistent style and professional quality. The unified generation-editing model accelerates creative execution for marketing teams.
Campaign visuals
Brand consistency
Fast turnaround
E-commerce Product Visuals
Generate professional product photography and lifestyle images with Seedream 4.0. Create multiple variations with batch generation, edit backgrounds, and produce high-quality visuals that drive sales. Perfect for online stores requiring cost-effective, flexible product displays.
Product photography
Lifestyle imagery
Batch variations
Creative & Artistic Projects
Design artwork, concept art, and stylized visuals with exceptional creative freedom. Seedream 4.0 supports style transfer, multi-image fusion, and natural language editing for artists exploring new creative directions and digital art possibilities.
Digital artwork
Concept design
Style exploration
Content Creation & Media
Produce engaging visual content for blogs, social media, and digital publications. Seedream 4.0 enables content creators to generate custom imagery that aligns with their narrative, enhancing storytelling with 4K resolution AI art and professional quality.
Editorial images
Social content
Custom visuals
Powered by ByteDance AI Innovation
Seedream 4.0 represents the pinnacle of ByteDance's AI research division (Jimeng/Doubao), combining advanced generative models with user-friendly interfaces. Built to democratize AI creativity, the platform delivers powerful capabilities while maintaining simplicity and accessibility.
ByteDance AI Research Flagship product from global AI leader
Unified Architecture Single model for generation and editing
Enterprise-Ready API access for business integration
4096px
Native 4K Resolution
15
Images Per Batch
10
Reference Images Supported
Seedream 4.0 Use Cases
Discover how professionals across industries leverage Seedream 4.0 to transform workflows and elevate visual content with the power of AI image generator technology.
Digital Marketing Teams
Generate campaign visuals, social media content, and promotional materials with Seedream 4.0. Batch creation enables rapid A/B testing, while natural language editing allows quick iterations based on feedback. Produce professional assets without expensive photography or lengthy design cycles.
E-commerce Businesses
Create consistent product imagery across catalogs with 4K resolution AI art. Edit backgrounds, generate lifestyle photos, and produce multiple variations efficiently. Seedream 4.0 reduces costs while maintaining quality standards critical for online retail success.
Creative Professionals
Explore artistic concepts, generate mood boards, and create portfolio pieces with advanced style transfer capabilities. Seedream 4.0 serves as a creative partner, helping designers and artists visualize ideas quickly and experiment with diverse aesthetic directions.
Content Creators & Bloggers
Produce custom imagery that perfectly complements written content. Seedream 4.0 enables creators to generate unique visuals tailored to their narrative, enhancing engagement without relying on stock photography or external designers.
Game & App Developers
Generate game assets, concept art, and UI elements with API integration. Seedream 4.0 accelerates asset production pipelines, enabling rapid prototyping and iteration for indie developers and studios working with limited art budgets.
Education & Research
Create educational visuals, diagrams, and illustrative content for learning materials. The free access model of Seedream 4.0 makes advanced AI image generator technology accessible to educators and students exploring visual communication.
What Users Say About Seedream 4.0
Hear from creators, businesses, and professionals using Seedream 4.0 for their image generation and editing needs across diverse industries.
"The 4K output quality is exceptional. Seedream 4.0 delivers crisp, detailed images that work perfectly for our large-format print campaigns. The unified model saves us hours switching between tools."
"Batch generation is a game-changer for our e-commerce platform. We can create 15 product variations instantly and choose the best ones. The natural language editing makes adjustments incredibly fast."
"As a digital artist, I love the style transfer and multi-image fusion. Seedream 4.0 helps me explore creative directions quickly and produces results that match my artistic vision with remarkable accuracy."
"The API integration is seamless. We've built Seedream 4.0 into our content pipeline and it's generating thousands of images daily with consistent quality. Lightning-fast inference keeps our workflow smooth."
"The prompt accuracy is impressive. Seedream 4.0 reliably follows complex textual instructions and delivers exactly what we envision. The free access model is perfect for our small creative team."
"Editing with simple sentences is revolutionary. We can iterate on designs in real-time during client calls. Seedream 4.0 has transformed how we present concepts and incorporate feedback instantly."
Frequently Asked Questions About Seedream 4.0
What is Seedream 4.0 and how does it work?
Seedream 4.0 is a unified AI image generator developed by ByteDance that combines text-to-image generation and editing in a single model. Users input natural language prompts to create photorealistic or stylized visuals, edit existing images, and blend multiple reference photos—all within one seamless platform.
Do I need to create an account to use Seedream 4.0?
No. Seedream 4.0 offers free, no-login access for the public demo. You can generate and edit images immediately without registration or credit limits, making it accessible for hobbyists, students, and small teams exploring AI image generator capabilities.
What resolution can Seedream 4.0 produce?
Seedream 4.0 generates images up to native 4096 pixels (approximately 16.78 megapixels), often referred to as 4K resolution. This high-quality output is suitable for large-format printing, professional portfolios, and commercial applications without upscaling artifacts.
Can I edit existing images with Seedream 4.0?
Yes. Seedream 4.0 features natural language editing that allows you to add, remove, or replace objects, change colors, and adjust compositions using simple text commands. The unified generation-editing model eliminates the need for complex editing software or technical skills.
How many reference images can I upload?
Seedream 4.0 accepts up to 10 reference photos per request. These images guide style, composition, or character identity, and the platform intelligently blends them into a single coherent output while maintaining visual consistency and creative intent.
What is batch generation and how does it work?
Batch generation allows Seedream 4.0 to produce up to 15 coherent images per request. This feature is ideal for large-scale projects, A/B testing, and exploring creative variations. Generate multiple options simultaneously to accelerate workflows and client presentations.
How fast is the image generation process?
Seedream 4.0 features ultra-fast inference described as "lightning-fast" or "suitable for real-time use." The platform processes images in seconds, enabling rapid iteration, immediate creative feedback, and high-volume production for time-sensitive projects.
Can I integrate Seedream 4.0 into my application?
Yes. Seedream 4.0 provides API access for developers to call the model programmatically. This enables integration into custom workflows, automated content pipelines, and enterprise-scale deployments for businesses requiring AI image generator capabilities at scale.
What file formats does Seedream 4.0 support?
Seedream 4.0 supports standard image formats such as PNG and JPEG for output. The exact format list may vary by platform implementation. All outputs maintain high quality suitable for professional use, commercial applications, and digital publishing.
Is the generated content royalty-free?
The free public service of Seedream 4.0 typically grants users full rights to the images they create. However, it's important to review specific terms and conditions for commercial use. Avoid uploading copyrighted reference images without proper permissions.
What languages does Seedream 4.0 support?
Seedream 4.0 primarily supports English prompts, with growing support for other major languages as the model evolves. The natural language understanding system interprets complex instructions accurately for precise image generation and editing results.
How does Seedream 4.0 compare to other AI generators?
Seedream 4.0 uniquely combines high-resolution native generation, advanced editing, and multi-reference fusion in a single unified model. This eliminates tool-switching, streamlines workflows, and delivers professional results faster than platforms requiring separate generation and editing tools.
What industries benefit most from Seedream 4.0?
Creative content production, marketing and advertising, e-commerce product imaging, game asset creation, digital publishing, and social media management all benefit significantly. Seedream 4.0 serves any industry requiring high-quality visual content with flexibility and cost-effectiveness.
Are there usage limits on the free version?
The free version of Seedream 4.0 has no explicit daily caps or credit limits as advertised. However, heavy usage may be throttled to ensure fair access for all users. Premium options may be available for businesses requiring guaranteed capacity and priority processing.
Where can I find tutorials and documentation?
ByteDance's ModelArk platform provides comprehensive prompt guides, API tutorials, and usage examples for Seedream 4.0. Access detailed documentation covering generation techniques, editing workflows, and best practices for maximizing the AI image generator potential.
Start Creating with Seedream 4.0 Today
Experience ByteDance's revolutionary Seedream 4.0 and discover the power of unified AI image generator technology. Create stunning 4K resolution AI art, edit with natural language commands, and produce professional content with lightning-fast speed. Join creators worldwide transforming visual workflows.