Seedance 2.5 API
Seedance 家族的 2.5 视频生成与编辑模型，支持 4～30 秒文生视频、图生视频、多模态参考生成、视频编辑和视频延长。
Model pricing
Pricing follows the current production configuration and the billing dimensions supported by each route.
| Route | Price | Billing rule |
|---|---|---|
| 文生 / 图生 / 图片或音频参考 | 1080p $0.5852/sec480p $0.1518/sec720p $0.3256/sec | 按输出视频秒数 |
| 视频参考 / 编辑 / 延长 | 1080p $0.3564/sec480p $0.0924/sec720p $0.198/sec | 按 max(输入视频秒数, 输出秒数) + 输出秒数 |
Model information
Only provider-documented routes, capabilities, and limits implemented by this gateway are listed.
seedance-2.5-text-to-video
- Limits
- Total assets ≤ 50
- Duration
- 4–30s / auto
seedance-2.5-image-to-video
- Limits
- Images 1–2 · Total assets ≤ 50
- Duration
- 4–30s / auto
seedance-2.5-reference-to-video
- Limits
- Images 0–30 · Videos 0–10 · Audio 0–10 · Total assets ≤ 50
- Duration
- 4–30s / auto
seedance-2.5-video-edit
- Limits
- Videos 1 · Total assets ≤ 50
- Duration
- 4–30s / auto
seedance-2.5-video-extend
- Limits
- Videos 1 · Total assets ≤ 50
- Duration
- 4–30s / auto
Main parameters
Parameters come from structured model configuration; unsupported or unconfigured fields are omitted.
modelstringSubmodel ID
Default:seedance-2.5-text-to-video / seedance-2.5-image-to-video / seedance-2.5-reference-to-video / seedance-2.5-video-edit / seedance-2.5-video-extendpromptstringSeedance 家族的 2.5 视频生成与编辑模型，支持 4～30 秒文生视频、图生视频、多模态参考生成、视频编辑和视频延长。
Default:RequireddurationintegerOutput video seconds
Default:4–30s / autoqualityenumCurrent billing
Default:480p / 720p / 1080paspect_ratioenumCapability
Default:adaptive / 16:9 / 9:16 / 1:1 / 4:3 / 3:4 / 21:9generate_audiobooleanCapability
Default:trueimage_urlsarrayImage to video: 1–2 · Reference to video: 0–30
Default:Varies by routevideo_urlsarrayReference to video: 0–10 · Video editing: 1 · Video extension: 1
Default:Varies by routeaudio_urlsarrayReference to video: 0–10
Default:Varies by routeCapabilities and usage guidance
Key features
- Text to video · seedance-2.5-text-to-video
- Image to video · seedance-2.5-image-to-video
- Reference to video · seedance-2.5-reference-to-video
- Video editing · seedance-2.5-video-edit
- Video extension · seedance-2.5-video-extend
- 480p / 720p / 1080p output
- 4–30s / auto Duration
- Generated audio output
- Audio-capable workflow
Limits
- Text to video: Total assets ≤ 50
- Image to video: Images 1–2 · Total assets ≤ 50
- Reference to video: Images 0–30 · Videos 0–10 · Audio 0–10 · Total assets ≤ 50
- Video editing: Videos 1 · Total assets ≤ 50
- Video extension: Videos 1 · Total assets ≤ 50
- Reference assets: Total assets ≤ 50
- Capability source: https://evolink.ai/zh/seedance-2-5
Typical use cases
Text to video
Seedance 2.5 Text to video API workflow.
Image to video
Seedance 2.5 Image to video API workflow.
Reference to video
Seedance 2.5 Reference to video API workflow.
Video editing
Seedance 2.5 Video editing API workflow.
Video extension
Seedance 2.5 Video extension API workflow.
Frequently asked questions
Which video workflows does Seedance 2.5 support?
Text to video、Image to video、Reference to video、Video editing、Video extension
What video durations does Seedance 2.5 support?
4–30s / auto
Which output resolutions or sizes does Seedance 2.5 support?
480p、720p、1080p
Models in this family
Explore other available variants from the same model family.
Seedance 2.5
Seedance 2.0
View model → ByteDanceSeedance 2.0 Fast
View model → ByteDanceSeedance 2.0 Mini
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