Wan 2.1
6 modes on this page
Wan 2.1 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
Shift
Result
PreviewMotion preview, not Wan 2.1 output
$0.2 per video·~90s
What Wan 2.1 is for
Wan 2.1 from Alibaba turns a written prompt into a short video clip. Runtime is about 90 seconds and compute is $0.2 per video. Modes on this page: Image-to-Video, First-to-Last-Frame, Text-to-Video, Wan Effects, Image-to-Video (Pro), and Text-to-Video (Pro). It is a clip generator, not a full training-video editor.
Wan 2.1 is billed in Knowlify credits at the compute cost ($0.2 per video). A typical run is about 90 seconds. Published rate: For a video generation, your request will cost $0.2 at 480p resolution and 0.4$ at 720p resolution. For $1 you can run this model approximately 5 times. More than the default frames will cost 1.25x more.
Pick Wan 2.1 for text to video at $0.2 per video and ~90s. Compare it with Ernie on the related cards below if you need a different look, speed, or input type.
How to use Wan 2.1
- 1. Upload the still Wan 2.1 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 Wan 2.1 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 (9:16, 16:9).
- Resolution (480p, 580p, 720p).
- Optional toggles on this model, such as audio or quality flags.
Example prompt
a violin on fire on a dark stage, the player unharmed, painterly concept art, volumetric light, no text, no watermark, no UI, slow cinematic camera move, natural motion
Frequently asked questions
How do I run Wan 2.1?
Run Wan 2.1 on Knowlify at /generate/wan-2-1. This page has 6 modes in one dropdown. Write the prompt on this page and it opens in the studio, where Wan 2.1 generates a short clip. The same studio also turns documents into full narrated videos.
Where can I use Wan 2.1 online?
On Knowlify (Alibaba's model, knowlify.com/generate/wan-2-1). You do not need a separate playground. Wan 2.1 runs in the studio next to document-to-video.
Can I make a longer video with Wan 2.1?
Wan 2.1 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 Wan 2.1?
A prompt and a source still. Wan 2.1 will not invent the starting frame for you on this mode.
How long does Wan 2.1 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 Wan 2.1 have more than one mode?
Yes. This page has 6 modes: Image-to-Video, First-to-Last-Frame, Text-to-Video, Wan Effects, Image-to-Video (Pro), and Text-to-Video (Pro). Switch them in the Mode dropdown instead of opening a new URL.
What does Wan-2.1 Text-to-Video cost?
For a video generation, your request will cost $0.2 at 480p resolution and 0.4$ at 720p resolution. For $1 you can run this model approximately 5 times. More than the default frames will cost 1.25x more. Knowlify charges this as credits, at the compute cost.
What is Wan-2.1 Text-to-Video best for?
Wan-2.1 is a text-to-video model that generates high-quality videos with high visual quality and motion diversity from text prompts. It turns a text prompt into a video clip.
Do I need an account to use Wan-2.1 Text-to-Video?
Yes. Wan-2.1 Text-to-Video runs in the Knowlify studio, which needs a free account. Anything you type on this page comes with you.