Happy Horse
4 modes on this page
Happy Horse turns a text prompt into a video clip. Pick a mode, write the prompt, run it in the studio.
Input
FormMode
Prompt
Image Url*
Resolution
Result
PreviewMotion preview, not Happy Horse output
$0.14 per video·~90s
What Happy Horse is for
Happy Horse from Alibaba turns a written prompt into a short video clip. Runtime is about 90 seconds and compute is $0.14 per video. Modes on this page: Image to Video, Reference to Video, Text to Video, and Edit Video. It is a clip generator, not a full training-video editor.
Happy Horse is billed in Knowlify credits at the compute cost ($0.14 per video). A typical run is about 90 seconds. Published rate: For every second of 720p video you generated, you will be charged $0.14/second. For 1080p video you will be charged $0.28/second.
Pick Happy Horse for text to video at $0.14 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 Happy Horse
- 1. Upload the still Happy Horse 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 Happy Horse 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 (16:9, 9:16, 1:1, 4:3, and more).
- Resolution (720p, 1080p).
Example prompt
a library atrium, a person falling through paper, freeze, IMAX aerial still, golden hour, huge scale, no text, no watermark, slow cinematic camera move, natural motion
Frequently asked questions
How do I run Happy Horse?
Run Happy Horse on Knowlify at /generate/happy-horse. This page has 4 modes in one dropdown. Write the prompt on this page and it opens in the studio, where Happy Horse generates a short clip. The same studio also turns documents into full narrated videos.
Where can I use Happy Horse online?
On Knowlify (Alibaba's model, knowlify.com/generate/happy-horse). You do not need a separate playground. Happy Horse runs in the studio next to document-to-video.
Can I make a longer video with Happy Horse?
Happy Horse 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 Happy Horse?
A prompt and a source still. Happy Horse will not invent the starting frame for you on this mode.
How long does Happy Horse 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 Happy Horse have more than one mode?
Yes. This page has 4 modes: Image to Video, Reference to Video, Text to Video, and Edit Video. Switch them in the Mode dropdown instead of opening a new URL.
What does Happy Horse cost?
For every second of 720p video you generated, you will be charged $0.14/second. For 1080p video you will be charged $0.28/second. Knowlify charges this as credits, at the compute cost.
What is Happy Horse best for?
Generate 1080p video with synchronized native audio from a text prompt. Aspect ratios: 16:9, 9:16, 1:1, 4:3, 3:4. Duration: 3–15s. It turns a text prompt into a video clip.
Do I need an account to use Happy Horse?
Yes, a free account. The prompt you write here is waiting for you when Happy Horse opens in the studio.