1
Write the prompt once
Subject, action, camera, and sound — the same prompt works on every Seedance 2.0 tier.
AI SeedanceSeedance 2.0 Fast
Seedance 2.0 Fast
Draft fast, finish on Seedance 2.0
Seedance 2.0 Fast is the draft tier: the same prompts and references as Seedance 2.0, rendered at 480p or 720p for 15–31 credits per second. Use it to find the shot, then re-render the winner on Seedance 2.0 at 1080p or 4K.
- Resolution
- 480p · 720p
- Clip length
- 4–15 s
- Credits per second
- 15 / 31
- Audio
- Native
This page opens Seedance 2.0 Fast. Switch to Seedance 2.0 for 1080p/4K or to Seedance 2.0 Mini for the lowest cost in the model selector.
Seedance 2.0 tiers
Same inputs, different speed, ceiling, and cost
| Attribute | Seedance 2.0 | Seedance 2.0 Fast | Seedance 2.0 Mini |
|---|---|---|---|
| Best for | Final renders | Quick drafts | Lowest cost, volume |
| Resolution | 480p · 720p · 1080p · 4K | 480p · 720p | 480p · 720p |
| Clip length | 4–15 s | 4–15 s | 4–15 s |
| Credits per second | 24 (480p) · 52 (720p) · 128 (1080p) · 260 (4K) | 15 (480p) · 31 (720p) | 4 (480p) · 11 (720p) |
| 5 s at 480p | 120 credits | 75 credits | 20 credits |
| Inputs | Text, start/end frame, 9 images + 3 videos + 3 audio | Text, start/end frame, 9 images + 3 videos + 3 audio | Text, start/end frame, 9 images + 3 videos + 3 audio |
| Native audio | Yes | Yes | Yes |
Reference videos add their own length to the billed seconds at the reference-video rate. The form always shows the exact cost before you generate.
How it works
Seedance 2.0 Fast, step by step
2
Draft on Fast
Generate a few 480p or 720p variations and pick the strongest motion and framing.
3
Finish on Seedance 2.0
Switch the model to Seedance 2.0 and re-render the chosen prompt at 1080p or 4K.
Why it works
What you can control
Lower cost per second
15 credits per second at 480p versus 24 on Seedance 2.0 — more iterations for the same budget.
Same inputs as Seedance 2.0
Text, start and end frames, and up to 9 images, 3 videos, and 3 audio clips as references.
Native audio included
Dialogue, ambience, and effects are generated with the draft, so you judge sound and picture together.
Portable prompts
Nothing to rewrite when you move a draft to Seedance 2.0 for the final render.
Best uses
What people make with it
Prompt testing
Try wording, camera moves, and pacing before spending on a final render.
Social at 720p
Many feeds display 720p well; Fast can be the final tier there.
Client previews
Show several directions quickly and render only the approved one in full quality.
Storyboards
Block out a sequence shot by shot at draft quality.
Keep exploring
More Seedance tools
FAQ
Questions about Seedance 2.0 Fast
What is Seedance 2.0 Fast?
A faster, lower-cost tier of ByteDance’s Seedance 2.0 video model. It accepts the same inputs and generates audio, with output limited to 480p and 720p.
Seedance 2.0 Fast vs Seedance 2.0 — what is the difference?
Seedance 2.0 goes up to 1080p and 4K and costs 24 credits per second at 480p; Fast stops at 720p and costs 15 credits per second at 480p. Inputs, clip length, and audio are the same.
Seedance 2.0 Fast vs Mini?
Both output 480p or 720p. Mini is the cheapest (4 credits per second at 480p); Fast costs more per second and is the step up when you want more from a draft before moving to Seedance 2.0.
How long can a Seedance 2.0 Fast video be?
4 to 15 seconds per generation.
Does Seedance 2.0 Fast support image to video?
Yes — start frame, optional end frame, and reference images, videos, and audio are all supported.