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ByteDance
Seedance 2.0 Fast
Faster variant of ByteDance's Seedance 2.0 video model. Trades some quality for speed while sharing the same multimodal architecture. Supports text-to-video, image-to-video, native audio generation, multimodal references (images, videos, audio), video editing, and video extension.
Updated September 3, 2026
Credits
42 / clip
Turnaround
~28s / 5s clip
Max clip
12s
Resolution
1080P
Seedance 2.0 Fast sample output
1080P · 2-12s
ByteDance
Seedance 2.0 Fast
When to pick Seedance 2.0 Fast
The catalog brackets Seedance 2.0 Fast at 42 credits per generation — 8 models cost less, 13 cost more. At ~28s / 5s clip it rewards patience — best used when the clip is a deliverable rather than a draft. Clips run 2-12s, up to 12 seconds. It generates synchronized audio natively, so the clip ships with sound rather than needing a separate pass. Its catalog tags read fast, native audio, multimodal references — the areas where it outperforms general-purpose picks. The right moment for Seedance 2.0 Fast: fast is the brief, 1080P is the bar, and a second vendor relationship is not on your to-do list.
When to look elsewhere
If budget is the dominant constraint, Wan 3.0 produces solid clips at 40 credits — 2 credits cheaper per generation than Seedance 2.0 Fast. Seedance 2.0 Mini turns a clip around in ~20s / 5s clip where Seedance 2.0 Fast takes ~28s / 5s clip; that gap compounds badly across twenty drafts. Seedance 2.0 Fast caps at 12 seconds; Aleph 2 goes to 30 when the shot cannot be cut.
Seedance 2.0 Fast specifications
- Vendor
- ByteDance
- Credits
- 42 credits / clip
- Turnaround
- ~28s / 5s clip
- Max resolution
- 1080P
- Clip length
- 2-12s (max 12s)
- Native audio
- Yes
- Inputs
- text, image, video, audio
- Data policy
- Third-party
Seedance 2.0 Fast FAQ
How much does Seedance 2.0 Fast cost?
Seedance 2.0 Fast costs 42 credits per generation on FlowAIVideo. 8 models in the catalog are cheaper and 13 are pricier. One credit balance covers every model, so you can spend it on Seedance 2.0 Fast today and a different model tomorrow without a second subscription.
How long does Seedance 2.0 Fast take to generate a clip?
Typical turnaround is ~28s / 5s clip. 3 models in the catalog are faster. Latency scales with clip length, so a maximum-length render takes longer than a short one.
What resolution and clip length does Seedance 2.0 Fast support?
Seedance 2.0 Fast outputs up to 1080P, with 480P, 720P, 1080P available. Clips run 2-12s, with a maximum single-clip length of 12 seconds. The longest single generation in the catalog is 30 seconds on Aleph 2.
Does Seedance 2.0 Fast generate audio?
Yes — Seedance 2.0 Fast generates synchronized audio natively, so the clip ships with sound rather than needing a separate pass. 13 of the 22 models in the catalog do the same.
What inputs does Seedance 2.0 Fast accept?
Seedance 2.0 Fast accepts text, image, video, audio inputs. Its supported capabilities are t2v, i2v, v2v, synchronized-audio, multimodal-reference, video-editing, video-extension. Supplying a reference image is the strongest way to pin composition and identity.
Can I compare Seedance 2.0 Fast with other models?
Yes — send one prompt to Seedance 2.0 Fast and any other model in the catalog at the same time and compare the clips side by side. Fix the prompt and duration and judge prompt adherence before aesthetics; a clip that looks good but shows the wrong thing is a failure.
Compare Seedance 2.0 Fast with…
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