Seedance 2.5
Seedance 2.5 is DayGen's reference-rich cinematic video model, with 480p/720p/1080p output, native audio, and up to 30-second output in Create.
Best for
- multimodal briefs
- reference consistency
- native audio
- cinematic video
- multilingual and timestamp-directed prompts
Use when
- You want DayGen's default multimodal video model.
- You need first/last frames or image, video, and audio references.
- You want to edit a 4–30 second clip or extend a 2–30 second clip.
- You want up to 30 seconds of 480p, 720p, or 1080p output.
Avoid when
- You need 4K Seedance output; use Seedance 2.0 standard.
- You need an API path that BytePlus has not enabled for your account yet.
Inputs
- prompt
- frames
- image references
Outputs
- video with optional native audio
DayGen surfaces
- /video/create
- /video/edit
- /video/extend
- Make Video
- Agent video generation
- /video/direct
Available settings
- Mode
- Frames, References, Edit, Extend
- Aspect Ratio
- Adaptive, 16:9 (Wide), 9:16 (Story), 1:1 (Square), 4:3 (Classic), 3:4 (Portrait), 21:9 (Cinema). The model chooses one fixed output shape from your prompt, frames, and references. The result is not responsive.
- Resolution
- 480p (Faster), 720p (Higher Quality), 1080p (Highest Quality)
- Duration
- Auto, 4–30s
- Audio
- Native audio, Up to 10 audio references
- Batch Size
- 1–4