Comparison
GPT Image 2 vs Seedream 4.5: Which Is Better? (2026)
TL;DR Verdict
Seedream 4.5 delivers stunning photorealism but is primarily accessible through ByteDance products. GPT Image 2 offers comparable quality with global API access, transparent PNGs, and stronger text rendering.
Feature Comparison
| Feature | GPT Image 2 | Seedream 4.5 |
|---|---|---|
| Text Rendering | Excellent | Limited |
| Max Resolution | 4K | 4K |
| Speed | Fast (4-6s) | Medium |
| Character Consistency | Excellent | Good |
| Transparent PNG | Yes | No |
| Inpainting | Yes | Yes |
| API Available | Yes | No |
Seedream 4.5 — Strengths & Weaknesses
Strengths
- Exceptional photorealism rivaling Imagen 4, with particularly strong skin textures and natural lighting
- Leading performance on Asian faces and East Asian aesthetics
- Strong benchmark scores on automated quality metrics like FID and CLIP score
Weaknesses
- Limited availability outside of ByteDance products—no standalone API for international developers
- Less proven for non-photorealistic styles like illustration and graphic design
- English text rendering is noticeably weaker than multilingual competitors
Pricing Comparison
GPT Image 2
Free on our platform (8/day). API pricing expected: $0.02-0.12/image depending on quality and resolution.
Seedream 4.5
Available in Doubao/Jimeng; international API pricing TBA
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