Seedream 4.5

Seedream 4.5 is ByteDance's latest text-to-image AI model, launching December 3, 2025. Built with a 12-billion parameter architecture, it combines image generation and editing into a unified system. The model produces images up to 4K resolution with superior aesthetics, enhanced typography, smarter instruction following, stronger spatial understanding, and richer world knowledge for professional applications across e-commerce, film, advertising, gaming, education, and architectural design.

• VEED: Test Seedream 4.5 on VEED's AI playground with a subscription and AI credit add-on. VEED is one of the first platforms offering this newly launched model. Generate high-resolution images from text prompts, and edit them with natural language commands—all in one centralized workflow.
• ByteDance's platform: Access Seedream 4.5 directly through BytePlus and SeaArt for text-to-image generation and editing capabilities.
• Other platforms: The model is available through select launch partners including Replicate, WaveSpeed AI, and other platforms offering ByteDance's image generation suite.

The model supports diverse professional applications:

• E-commerce product photography with realistic lighting and material rendering
• Advertising and marketing materials with enhanced typography and brand colors
• Architectural visualizations with accurate spatial relationships and depth
• Film and entertainment concept art with cinematic lighting and composition
• Educational diagrams with accurate scientific and technical details
• Gaming assets with consistent character designs and environment concepts
• Interior design mockups with realistic proportions and material textures

• ByteDance platforms: Access Seedream 4.5 through BytePlus with competitive pricing around $0.04 per image. Many platforms offer free trial quotas (typically 200 images) for new users.
• VEED: Access Seedream 4.5 through our credit-based system. AI credits provide flexible, pay-as-you-go access, letting you test the model alongside other AI image generators in one platform without managing multiple accounts or billing systems.

Seedream 4.5 supports high-resolution outputs up to 4K (4096×4096 pixels), making images suitable for professional use, print applications, and large-format displays. The model also generates standard 2K images (2048×2048 pixels) with faster inference speeds. Both resolutions maintain excellent detail, clarity, and aesthetic quality. For batch generation, you can create up to 9 consistent images simultaneously while maintaining visual coherence across all outputs.

Seedream 4.5 strengths:

• Superior aesthetics with cinematic lighting and refined rendering
• Enhanced typography for professional poster and brand design
• Batch consistency generating up to 9 coherent images simultaneously
• Knowledge-based generation for educational and technical content
• Unified architecture handling both generation and editing
• Strong spatial understanding with realistic proportions
• 4K resolution support with fast inference
• Designer-level composition with professional layouts

**Competitive positioning: **Seedream 4.5 ranks first on Artificial Analysis Text to Image Arena, excelling in prompt following, aesthetics, and text rendering. Compared to models like Flux and Nano Banana Pro, Seedream demonstrates stronger capabilities in typography-heavy designs, multi-image consistency, and knowledge-based content requiring accurate scientific or technical details. Best use cases:

You can test Seedream 4.5 on VEED's AI playground to experience cinematic quality and enhanced typography firsthand, comparing outputs against other leading models for your specific workflow needs.