Seedream 4.5 model guide
A hosted generation and editing model focused on reference consistency and dense text.
What is Seedream 4.5?
Seedream 4.5 identifies subjects across reference images and supports controlled multi-image editing.
Verified image examples
No rights-verified sample is available for this guide. Review the official source for current examples.
Seedream 4.5 capabilities
Seedream 4.5 inputs and controls
These controls come from the linked official source. A host or local runtime can expose a smaller set.
| Field | Type | What it controls |
|---|---|---|
| Prompt | Text | Describes the generation or edit. |
| Reference images | Images | Provide subjects, layouts, or visual details to preserve. |
| Output size | Selection | Sets a supported image size and shape. |
Best uses for Seedream 4.5
- Product campaigns
- Character series
- Poster design
Limits to consider
- Official benchmark results are provider-reported.
- Dense text still needs proofreading.
- Access depends on a supported ByteDance platform or API provider.
Availability and license context
Availability: Available through ByteDance platforms and supported API access.
License context: Use follows the terms of the selected ByteDance or API service. The official page does not publish open weights.
Seedream 4.5 questions
What is Seedream 4.5?
Seedream 4.5 identifies subjects across reference images and supports controlled multi-image editing.
When was Seedream 4.5 introduced?
Seedream 4.5 was introduced or documented in 2025.
What can Seedream 4.5 do?
Seedream 4.5 supports text-to-image generation and image-to-image editing.
What is Seedream 4.5 best for?
It is useful for product campaigns, character series, poster design.
Where is Seedream 4.5 available?
Available through ByteDance platforms and supported API access.
What license applies to Seedream 4.5?
Use follows the terms of the selected ByteDance or API service. The official page does not publish open weights.
Source and review note
Capabilities can change. Review the official documentation before production or commercial use.
Official Seedream 4.5 model page