Seedance 2
9 modes on this page
Seedance 2 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
Result
PreviewMotion preview, not Seedance 2 output
$0.3034 per video·~90s
What Seedance 2 is for
Seedance 2 from ByteDance turns a written prompt into a short video clip. Runtime is about 90 seconds and compute is $0.3034 per video. Modes on this page: Image to Video, Reference to Video, Text to Video, Image to Video Fast, Reference to Video Fast, Reference to Video Mini, Text to Video Fast, Image to Video Mini, and Text to Video mini. It is a clip generator, not a full training-video editor.
Seedance 2 is billed in Knowlify credits at the compute cost ($0.3034 per video). A typical run is about 90 seconds. Published rate: For every second of 720p video you generated, you will be charged $0.3034/second and for 1080p you will be charged $0.682/second. Your request will cost $0.014 per 1000 tokens for 480p, 720p and 1080p. Your request will cost $0.008 per 1000 tokens for 4k. The number of tokens is given by (height of output video * width of output video * duration * 24) / 1024.
Pick Seedance 2 for text to video at $0.3034 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 2
- 1. Upload the still Seedance 2 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 2 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 (auto, 21:9, 16:9, 4:3, and more).
- Resolution (480p, 720p, 1080p, 4k).
- Optional toggles on this model, such as audio or quality flags.
Example prompt
a glass whale swimming through clouds above a neon city, slow aerial push, god rays, no text
Frequently asked questions
How do I run Seedance 2?
Run Seedance 2 on Knowlify at /generate/seedance-2. This page has 9 modes in one dropdown. Write the prompt on this page and it opens in the studio, where Seedance 2 generates a short clip. The same studio also turns documents into full narrated videos.
Where can I use Seedance 2 online?
On Knowlify (ByteDance's model, knowlify.com/generate/seedance-2). You do not need a separate playground. Seedance 2 runs in the studio next to document-to-video.
Can I make a longer video with Seedance 2?
Seedance 2 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 2?
A prompt and a source still. Seedance 2 will not invent the starting frame for you on this mode.
How long does Seedance 2 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 2 have more than one mode?
Yes. This page has 9 modes: Image to Video, Reference to Video, Text to Video, Image to Video Fast, Reference to Video Fast, Reference to Video Mini, Text to Video Fast, Image to Video Mini, and Text to Video mini. Switch them in the Mode dropdown instead of opening a new URL.
What does Seedance 2.0 Text to Video API cost?
For every second of 720p video you generated, you will be charged $0.3034/second and for 1080p you will be charged $0.682/second. Your request will cost $0.014 per 1000 tokens for 480p, 720p and 1080p. Your request will cost $0.008 per 1000 tokens for 4k. The number of tokens is given by (height of output video * width of output video * duration * 24) / 1024. Knowlify charges this as credits, at the compute cost.
What is Seedance 2.0 Text to Video API best for?
ByteDance's most advanced text-to-video model. Cinematic output with native audio, multi-shot editing, real-world physics, and director-level camera control. It turns a text prompt into a video clip.
Do I need an account to use Seedance 2.0 Text to Video API?
Yes. Seedance 2.0 Text to Video API runs in the Knowlify studio, which needs a free account. Anything you type on this page comes with you.