Seedream 4.5 AI Image Generator
ByteDance's most advanced image model with industry-leading multi-image consistency. Maintain perfect character and style coherence across up to 14 images.
AI Image Generator
Cost
-- credits
Balance
0
Image Preview
Your imagination awaits
Features of Seedream 4.5
Industry-Leading 14-Image Consistency
Seedream 4.5 maintains perfect consistency across up to 14 reference images. It accurately identifies subjects and blends them naturally—faces, lighting, and style stay coherent without drift or collage artifacts.
Designer-Level Typography
Major improvements in text rendering make Seedream 4.5 the go-to choice for design work. Poster layouts, logo designs, and dense text scenarios render with clarity and precision. Small fonts that previously caused issues now come out sharp and legible.
Cinematic-Quality Rendering
Generate images with professional film-grade quality. Seedream 4.5 delivers exceptional realism in character structure, material rendering, and scene composition—outperforming its predecessor across every meaningful visual metric.
Sequential Content Generation
Built for sequential storytelling. Create storyboards and visual narratives with panel-style generation and character consistency across frames.
Enhanced Spatial Reasoning
Seedream 4.5 introduces significant improvements in understanding spatial relationships. Objects are placed more realistically, scenes are structured dynamically, and complex compositions maintain logical coherence.
High-Fidelity 2K/4K Output
Generate images at professional resolutions suitable for any use case. Choose between 2K for faster iteration or 4K (4096×4096) for final production assets ready for print, advertising, and commercial applications.
How to Use Seedream 4.5
Create consistent, cinematic-quality AI images in 3 steps
Enter Prompt & Upload References
Describe your vision and optionally upload up to 14 reference images for character or style consistency
Choose Generation Mode
Adjust quality (Basic/High) and aspect ratio settings
Generate & Download
Wait ~30 seconds for cinematic-quality results, then download your 2K or 4K image
Enter Prompt & Upload References
Describe your vision and optionally upload up to 14 reference images for character or style consistency
Choose Generation Mode
Adjust quality (Basic/High) and aspect ratio settings
Generate & Download
Wait ~30 seconds for cinematic-quality results, then download your 2K or 4K image
Technical Specifications
*The specifications above are collected from public sources and represent ideal conditions. Actual performance may vary depending on usage scenarios and system load.
Perfect For
E-commerce Catalogs
Create product series with consistent lighting, style, and branding across entire catalogs
Character-Based Content
Maintain perfect character consistency across multiple poses, scenes, and situations
Comics & Storyboards
Generate sequential visual narratives with built-in sequential content support
Brand Campaigns
Create cohesive marketing visuals with consistent mascots, models, and visual identity
Film Pre-Production
Visualize scenes and characters for movies, animations, and video productions
Game Art
Generate consistent character art, environments, and assets for game development
Seedream 4.5 vs 4.0
Up to 14 images
Multi-image (fewer)
Near-perfect, no drift
Good, occasional drift
Sharp and legible
Sometimes blurred
Significantly enhanced
Standard
Enhanced support
Supported
LM Arena #10 (1147)
Below 4.5
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Frequently Asked Questions
Find answers to common questions about this model
Seedream 4.5 is ByteDance's latest AI image generation model, released in December 2025. It's an evolution of Seedream 4.0 with major improvements in multi-image consistency (up to 14 images), spatial reasoning, typography rendering, and overall aesthetic quality. It currently ranks #10 on the LM Arena leaderboard.
Key improvements include: support for up to 14 reference images with perfect consistency, significantly better small text and logo rendering, enhanced spatial reasoning, and improved multi-source image fusion. Core issues from 4.0 like face distortion and character drift have been largely resolved.
Seedream 4.5 supports up to 14 reference images simultaneously. It can maintain consistent facial features, lighting, color tones, and style across all images—making it ideal for product catalogs, character series, and visual narratives.
Seedream 4.5 supports 2K and 4K (4096×4096) resolution output. You can also choose between Basic and High quality modes. The 4K output is suitable for print, advertising, and professional commercial applications.
Seedream 4.5 supports sequential content generation for narrative sequences and storyboards, maintaining character consistency across multiple frames.
Text rendering is significantly improved in 4.5. Small fonts that caused issues in 4.0 now render sharply and legibly. Poster layouts, logo designs, and dense text scenarios work much better, with the model demonstrating designer-level composition and typography.
Seedream 4.5 generates images in approximately 30 seconds on our platform. The model itself is 30-40% faster than 4.0, with quality improvements and consistency capabilities that make it ideal for multi-image coherence.
Choose 4.5 for multi-image consistency, character series, superior text rendering, and faster generation. Choose 4.0 for basic single-image tasks. Both support 4K output and editing capabilities.
Ready to Create with Seedream 4.5?
Experience ByteDance's most consistent AI image generator. Perfect characters across 14 images, cinematic quality, designer-level typography.