Seedream 4.5
Seedream 4.5 is the latest image model with improved quality. High-quality results with sizes up to 4096x4096. Minimum total pixels: 3,686,400 (e.g., 1920x1920 or 1664x2496). Max input image size: 10MB.
Added Dec 3, 2025
Details
- Approx. Price
- $0.040 per image
- Model type
- both
Settings
Generation controls available for this model.
Images Per Run
Up to 4
Output images
Input Images
Up to 10
Reference/edit images accepted • Provider max 10 MB
Output Sizes
Custom Resolution
Number of Images
Default
1
Resolution
Default
2048x2048
Options (11)
1920x1920 (Min Square), 2048x2048 (Default (2K square)), 2496x1664 (Min Landscape (3:2)), 1664x2496 (Min Portrait (2:3)) +7 more
Seed
Default
-1
Random seed to control image generation (-1 for random).
Benchmarks
Benchmarks
Human preference benchmarks sourced from Artificial Analysis.
Text to Image
#26 / 102
ELO
1027.0
Appearances
5,897
95% CI
-12/12
Image Editing
#32 / 69
ELO
1040.0
Appearances
4,656
95% CI
-14/14
Release Date 2025-12 · Matched as Seedream 4.5
Artificial Analysis APIExamples
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