Seedance 2.5
Seedance 2.5 makes marketing videos online from text, a still, or a reference video, at 1080p, including cuts long enough for a 30-second spot.
What is Seedance 2.5?
Use it when the shot has to keep going past 15 seconds. It does not offer 4K.
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Up to 30 seconds
The slider runs from 4 to 30. Text, image, and a reference video.
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Up to 1080p
480p, 720p, or 1080p. Not 4K.
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Wide frames
Adaptive, 16:9, 9:16, 1:1, 4:3, 3:4, or 21:9. Starts at 21 credits a second.
How to create with Seedance 2.5
Decide the length before you spend the higher quote.
- 1
Write the longer beat
Keep one idea. Add a still or a reference clip if you have one.
- 2
Choose Seedance 2.5
Set 4 to 30 seconds, aspect, and 480p, 720p, or 1080p.
- 3
Download
Trim the prompt if the later seconds drift.
Seedance 2.5 vs Seedance 2.0
2.5 buys time, up to 30 seconds. 2.0 buys 4K and a lower starting quote, and stops at 15 seconds.
| Use | Seedance 2.5 | Seedance 2.0 |
|---|---|---|
| Role | A longer clip | The main line, including 4K |
| Length | 4 to 30 seconds | 4 to 15 seconds |
| Size | 480p, 720p, 1080p | 480p through 4K |
| Reference video | Yes | Yes |
| Frame | Adaptive, including 21:9 | Adaptive, including 21:9 |
| Starting quote | 21 credits a second | 14 credits a second |
When the clip has to last
Same three paths, with a longer cap.
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Text to video
A scene that needs more than 15 seconds.
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Image to video
Hold a still across a longer move.
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Reference video
Follow a clip, then extend the idea in the prompt.
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When to switch
Seedance 2.0 or Seedance 1.5 Pro when you need 4K and 15 seconds is enough.
Posts on X about Seedance 2.5
People share longer clips. This page does not republish those posts.
Questions about Seedance 2.5
30 seconds, and no 4K.
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What is Seedance 2.5?
A video model for clips of 4 to 30 seconds from text, a still, or a reference video.
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Does it do 4K?
No. Resolution is 480p, 720p, or 1080p.
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How is it different from Seedance 2.0?
2.0 goes to 4K and 15 seconds, starting at 14 credits a second. 2.5 goes to 30 seconds and 1080p, starting at 21.
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Which frames?
Adaptive, 16:9, 9:16, 1:1, 4:3, 3:4, 21:9.
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How is it billed?
Credits follow the listed price per second, so a 30-second clip costs more than a short one.
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Is it free?
No.