Seedream 4.0 AI Image Generator
Generate up to 9 consistent high-quality images in just 1.8 seconds with Seedream 4.0, the ultra-fast AI image generator. Achieve perfect character consistency across multiple images with advanced batch processing and lightning-fast generation speeds.
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Upload Reference Images
Max 10 images, 10MB each • JPG, PNG, WebP
Seedream 4.0 Examples
Sample images generated with Seedream 4.0 AI technology




Enter a prompt above to generate your own images with Seedream 4.0
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Why Choose Seedream 4.0 AI Generator
Seedream 4.0 revolutionizes AI image generation with unprecedented speed and consistency. Perfect for creating character sheets, product variations, and consistent visual series. Generate multiple high-quality images that maintain perfect style and character coherence across the entire batch.



Lightning-Fast Generation
Experience the fastest AI image generation available. Seedream 4.0 delivers up to 9 high-quality images in just 1.8 seconds, making it perfect for rapid prototyping, content creation, and professional workflows that demand speed without compromising quality.
Perfect Character Consistency
Maintain identical characters, styles, and visual elements across multiple images. Seedream 4.0's advanced consistency mode ensures that every image in your batch shares the same visual DNA, perfect for character sheets, product catalogs, and brand consistency.
Batch Processing Power
Generate 1-9 images simultaneously with intelligent batch processing. Each image maintains the highest quality while sharing consistent visual characteristics. Ideal for content creators, marketers, and designers who need multiple variations quickly.
How to Use Seedream 4.0 Generator
Master Seedream 4.0 in minutes with our streamlined workflow. From single images to consistent batch generation, learn how to harness the power of ultra-fast AI image creation for your projects.
Seedream 4.0 Advanced Features
Explore the powerful features that make Seedream 4.0 the fastest and most consistent AI image generator. From ultra-fast processing to perfect character consistency, discover what sets Seedream 4.0 apart.
What Creators Say About Seedream 4.0
Discover how professionals are using Seedream 4.0 to accelerate their creative workflows. Real testimonials from artists, designers, and content creators who rely on Seedream 4.0's speed and consistency.
Emma Rodriguez
Character Designer - Animation Studio
"Seedream 4.0 has completely changed my character design workflow. Being able to generate 9 consistent character variations in under 2 seconds is incredible. The consistency across images is perfect for creating character sheets and style guides."
Marcus Johnson
Content Creator & Influencer
"As a content creator, speed is everything. Seedream 4.0 delivers professional-quality images faster than I ever thought possible. The batch consistency feature is a game-changer for creating cohesive visual content for social media."
Sarah Kim
Creative Director - Marketing Agency
"The reference image feature in Seedream 4.0 is phenomenal. I can upload brand guidelines and get perfectly consistent results across multiple images. It's revolutionized how we create marketing visuals at our agency."
David Chen
Product Designer - Tech Startup
"Seedream 4.0's speed and consistency make it perfect for rapid prototyping. I can explore multiple design directions in seconds rather than hours. The quality never compromises despite the incredible generation speed."
Lisa Thompson
E-commerce Visual Designer
"For e-commerce product visualization, Seedream 4.0 is unmatched. I can create consistent product shots with different backgrounds and lighting in seconds. The batch processing saves me days of work on each project."
Seedream 4.0 FAQ
Find answers to frequently asked questions about Seedream 4.0 AI image generator. Learn about features, best practices, and tips for achieving the best results with ultra-fast consistent generation.
What makes Seedream 4.0 so fast?
Seedream 4.0 uses advanced optimization techniques and specialized hardware acceleration to achieve generation speeds of 1.8 seconds for up to 9 images. The architecture is specifically designed for batch processing while maintaining consistency and quality across all generated images.
How does the consistency mode work?
Seedream 4.0's consistency mode analyzes key visual elements like character features, style, lighting, and composition, then ensures these elements remain consistent across all generated images in a batch. This creates perfect character sheets and cohesive visual series.
What image resolutions are supported?
Seedream 4.0 supports multiple resolutions up to 2K (2048x2048). Choose from square (1:1), portrait (3:4, 2:3), landscape (4:3, 3:2), and widescreen (16:9, 21:9) aspect ratios to match your specific project requirements.
How many images can I generate at once?
You can generate 1-9 images in a single batch with Seedream 4.0. All images maintain perfect consistency while offering natural variations. The entire batch is generated simultaneously in just 1.8 seconds regardless of the number of images.
Can I use reference images with Seedream 4.0?
Yes! Upload up to 6 reference images to guide the generation process. Seedream 4.0 analyzes these references to maintain visual consistency while creating new variations. This is perfect for character references, style guides, or brand consistency.
What file formats are available?
Seedream 4.0 exports images in PNG and JPEG formats. PNG is ideal for images requiring transparency or maximum quality, while JPEG offers smaller file sizes for web use. All images are professionally optimized for immediate use.
How do I write effective prompts for Seedream 4.0?
Be specific about the character, style, setting, and mood you want. Include details about lighting, composition, and artistic style. For batch generation, focus on elements you want consistent across all images while allowing for natural variations in pose or expression.
Can I use Seedream 4.0 for commercial projects?
Yes, all images generated with Seedream 4.0 can be used for commercial purposes. You retain full rights to the generated content, making it perfect for professional projects, marketing materials, product designs, and client work.
What's the difference between single and batch generation?
Single generation creates one high-quality image, while batch generation creates 2-9 images with perfect consistency across the set. Batch mode is ideal for character sheets, product variations, or when you need multiple angles of the same subject.
How accurate is the 1.8-second generation time?
The 1.8-second generation time is measured from the moment processing begins to completion. Actual time may vary slightly based on image complexity, batch size, and server load, but Seedream 4.0 consistently delivers the fastest generation speeds available in AI image creation.