Seedance 1
4 modes on this page
Seedance 1 turns a text prompt into a video clip. Pick a mode, write the prompt, run it in the studio.
Input
FormMode
Prompt*
Image Url*
Aspect Ratio
Resolution
Duration
Result
PreviewMotion preview, not Seedance 1 output
$0.62 per video·~90s
What Seedance 1 is for
Seedance 1 from ByteDance turns a written prompt into a short video clip. Runtime is about 90 seconds and compute is $0.62 per video. Modes on this page: Seedance 1.0 Pro -- Image to Video, Seedance 1.0 Pro Fast -- Image to Video, Seedance 1.0 Pro -- Text to Video, and Seedance 1.0 Pro Fast --Text to Video. It is a clip generator, not a full training-video editor.
Seedance 1 is billed in Knowlify credits at the compute cost ($0.62 per video). A typical run is about 90 seconds. Published rate: Each 1080p 5 second video costs roughly $0.62. For other resolutions, 1 million video tokens costs $2.5. tokens(video) = (height x width x FPS x duration) / 1024.
Pick Seedance 1 for text to video at $0.62 per video and ~90s. Compare it with Bytedance Image, Bytedance Omnihuman on the related cards below if you need a different look, speed, or input type.
How to use Seedance 1
- 1. Upload the still Seedance 1 should start from, then write the change or motion in Input.
- 2. Run it. The prompt and file hand off to the Knowlify studio, where Seedance 1 generates.
- 3. Stay in the studio if you want that frame or clip inside a longer narrated video.
What you need
- A prompt that names the subject, camera move, and lighting.
- A source still (PNG or JPG) for the model to start from.
- Aspect Ratio (21:9, 16:9, 4:3, 1:1, and more).
- Resolution (480p, 720p, 1080p).
- Optional toggles on this model, such as audio or quality flags.
Example prompt
a hover of monarchs on a single tree, Mexico, afternoon, hard-flash editorial, Kodak portra, sharp, no text, no watermark, no logo, slow cinematic camera move, natural motion
Frequently asked questions
How do I run Seedance 1?
Run Seedance 1 on Knowlify at /generate/seedance-1. This page has 4 modes in one dropdown. Write the prompt on this page and it opens in the studio, where Seedance 1 generates a short clip. The same studio also turns documents into full narrated videos.
Where can I use Seedance 1 online?
On Knowlify (ByteDance's model, knowlify.com/generate/seedance-1). You do not need a separate playground. Seedance 1 runs in the studio next to document-to-video.
Can I make a longer video with Seedance 1?
Seedance 1 itself produces a short clip. On Knowlify you can take that output, or skip it and upload a document, and generate a full narrated video with a script you can edit.
What do I need to run Seedance 1?
A prompt and a source still. Seedance 1 will not invent the starting frame for you on this mode.
How long does Seedance 1 take?
Plan on about 90 seconds for a typical run, then whatever queue time the studio has. Video models sit at the high end of that range.
Does Seedance 1 have more than one mode?
Yes. This page has 4 modes: Seedance 1.0 Pro -- Image to Video, Seedance 1.0 Pro Fast -- Image to Video, Seedance 1.0 Pro -- Text to Video, and Seedance 1.0 Pro Fast --Text to Video. Switch them in the Mode dropdown instead of opening a new URL.
What does Seedance 1.0 Pro cost?
Each 1080p 5 second video costs roughly $0.62. For other resolutions, 1 million video tokens costs $2.5. tokens(video) = (height x width x FPS x duration) / 1024. Knowlify charges this as credits, at the compute cost.
What is Seedance 1.0 Pro best for?
Seedance 1.0 Pro, a high quality video generation model developed by Bytedance. It turns a text prompt into a video clip.
Do I need an account to use Seedance 1.0 Pro?
Yes, a free account. The prompt you write here is waiting for you when Seedance 1.0 Pro opens in the studio.