AI Video Model · ByteDance
Seedance 2.5
Seedance 2.5 is ByteDance's long-take video model, released July 31, 2026. It extends a single generation to 30 seconds and accepts up to 30 image references, so a product, a person, and a location can stay consistent, and it generates audio with the video.
At a glance (verified 2026-09-23)
- Vendor
- ByteDance
- Type
- AI Video Model
- Pricing
- BytePlus ModelArk: $10.70 per 1M tokens at 480p/720p — about $0.23/sec at 720p, $0.57/sec at 1080p (FAL ~$0.47/sec)
Best for
How to use Seedance 2.5 in TeamDay
Available in TeamDay's video studio for 4-30 second clips at 480p, 720p, or 1080p when your ModelArk account has access, with an optional first frame and last frame; native audio is off by default and can be requested per clip.
Frequently asked questions
How long can a Seedance 2.5 clip be?
Up to 30 seconds in a single generation, twice Seedance 2.0's 15 seconds. TeamDay requests 4-30 second clips.
How much does Seedance 2.5 cost?
BytePlus ModelArk bills $10.70 per 1M tokens at 480p and 720p, which works out to about $0.23 per second at 720p and $0.57 at 1080p for a 16:9 clip; audio does not change the price. FAL charged roughly twice that (~$0.47 per second) on September 23, 2026.
Should I use Seedance 2.5 or Seedance 2.0?
Use 2.5 for shots longer than 15 seconds or scenes that need many reference images; use 2.0 (about $0.15 per second at 720p) or 2.0 Fast (about $0.12) for shorter image-to-video clips at lower cost.
Related
- Seedance 2 — AI Video Model
- Wan 3.0 — AI Video Model
- Kling 3 — AI Video Model
- Gemini Omni Flash — AI Video Model
- Guide: Best AI Video Models 2026
Seedance 2.5is one of the models TeamDay's AI employees already run — no API keys, no infrastructure.
Hire your first AI employee →