seedream 4.5

ByteDance's 4K Flagship — Best Text Rendering, 9.6/10 Face Consistency

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Key Features of Seedream 4.5

Discover what makes Seedream 4.5 stand out

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4K Flagship

#10 on LM Arena Global Leaderboard

Seedream 4.5 scores 1147 on LM Arena, ranking #10 globally. Output at 2K or 4K resolution with the highest visual fidelity, color accuracy, and prompt adherence in ByteDance's lineup.

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Text Rendering

Industry-Leading Text Accuracy in Images

Seedream 4.5's standout feature: flawless text rendering with correct spelling, diverse font styles, curved/rotated text, and multilingual support — solving the biggest weakness of most AI image models.

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Face Consistency

9.6/10 Facial Landmark Consistency Score

Maintain character identity across dynamic camera shifts with a 9.6/10 facial consistency score. Upload up to 14 reference images for precise brand, character, and style control.

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Professional Editing

Precise Background, Lighting & Style Editing

Beyond generation — swap backgrounds, adjust lighting, change outfits, and shift artistic styles while preserving subject details and composition. Production-ready image editing without Photoshop.

Getting Started

How to Use Seedream 4.5

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Upload References for Consistency

Add up to 14 reference images — product photos, brand guides, character references — for consistent identity, style, and composition across all generations.

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Write Your Prompt & Set Resolution

Describe your image with specific details about text, style, and composition. Choose from 8 aspect ratios and select 2K or 4K resolution.

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Generate in 4K

Click Generate to create your image at up to 4K resolution. Use editing capabilities to refine backgrounds, lighting, or styles without regenerating from scratch.

FAQ About Seedream 4.5

We've answered the most frequently asked questions

Seedream 4.5 achieves the most accurate text rendering of any AI image model — correctly spelled multi-word text, diverse font styles, curved/rotated placement, and multilingual support. This makes it ideal for posters, packaging, marketing materials, and branded content.

Seedream 4.5 ranks #10 on the LM Arena global leaderboard with a score of 1147, placing it among the top AI image models worldwide for quality and prompt adherence.

Seedream 4.5 offers higher maximum resolution (4K vs 3K) and the best text rendering for production work. Seedream 5.0 Lite adds visual reasoning and real-time data access (RAG) for intelligent, knowledge-based image generation.

Up to 14 reference images for character consistency (9.6/10 facial landmark score), brand style matching, and compositional guidance.

2K and 4K resolution across 8 aspect ratios: 16:9, 4:3, 3:2, 1:1, 3:4, 2:3, 9:16, and 21:9.

4K. Perfect Text. Production-Ready.

Seedream 4.5 delivers what other AI models can't — flawless text rendering, 9.6/10 face consistency, and 4K output. ByteDance's flagship, built for professional creators.

Try Seedream 4.5 Now