Model overview
Seedream 4.5 是字节跳动最新推出的图像多模态模型，整合了文生图、图生图、组图输出等能力，融合常识和推理能力。相比前代4.0模型生成效果大幅提升，具备更好的编辑一致性和多图融合效果，能更精准的控制画面细节，小字、小人脸生成更自然
The summary below is compiled from sources by an AI model, not our own testing. Verify selection decisions against original sources and your workload.
Key features
- 支持文生图、图生图及多图输出等图像生成能力
- 融合常识与推理能力，提升生成内容的合理性
- 相比Seedream 4.0，编辑一致性与多图融合效果显著增强，小字、小人脸等细节生成更自然
Limitations & considerations
Sources are insufficient to establish specific limitations. Verify task performance, latency, data policies, licensing and version lifecycle.
Source prices & cost analysis
Prices vary by channel, region and configuration. Channel quotes are listed independently and are not treated as a single official provider price.
| Source / channel | Input | Output | Billing unit | Collected at |
|---|---|---|---|---|
| Apilio · default ↗ | Not verified | Not verified | 渠道倍率待核验 | 2026/11/2 06:25:15 |
Estimate monthly base token costs
Estimates exclude cache discounts, tiered pricing, multimodal surcharges, web search, taxes and additional reasoning output.
Public benchmarks & run configuration
暂无已采集的可核验公开评分。模型未上榜不代表能力较低。
View full indexed rankings →Frequently asked questions
Seedream 4.5 是否支持图生图功能？
是的，Seedream 4.5 支持图生图功能。
与前代Seedream 4.0相比，4.5版本有哪些主要改进？
相比Seedream 4.0，4.5版本在编辑一致性、多图融合效果以及画面细节控制能力上均有显著提升。
该模型在处理精细画面（如小字、小人脸）时表现如何？
该模型在小字、小人脸等精细画面生成方面表现更自然，是本次升级的重点优化方向之一。
Do open weights permit free commercial use?
Not necessarily. Check the version license, commercial conditions and usage policies. Self-hosting incurs compute and maintenance costs.
Are these real-time billing prices?
These are timestamped source snapshots, not live billing prices. Check the channel for current versions, regions, discounts and billing methods.
Sources & traceability
许可证：来源未披露，须进一步核验。模型介绍与第三方评测均以原来源的具体版本和方法为准。