Seedance 2.5 or Avatar video for a 30-second product ad?
Sume's Video Router lists seedance-2.5 for 4-30 s clips; Avatar Video plans 4-60 s of a talking presenter. How to choose for a product ad.
Choose Avatar Video when a presenter must speak a script, and the Video Router with seedance-2.5 when you want a prompt-driven product scene. Sume's Router accepts 4-30 second durations for seedance-2.5, while Avatar Video accepts scripts that Sume estimates at 4-60 seconds. See Video Router and Generate avatar video.
Side by side
Router output is not a scripted talking presenter.
| Question | Avatar Video | Video Router (seedance-2.5) |
|---|---|---|
| Endpoint | POST /v1/avatar-1.0/talking-video | POST /v1/video-router/generate |
| Input | avatar_handle plus script or video_inputs | prompt, optional images |
| Length | 4-60 s estimated | 4-30 s |
| Default ratio | 9:16 | Set per request |
| Billing | Per second by tier | Per the catalog rate for the model |
Combine them
Generate a product b-roll with the Router, a presenter with Avatar Video, and join them with a Timeline render.
Check before relying on it
Model lists change. Confirm the current durations in the Router doc before you plan a batch.
Sources
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