01
happy-horse Text to Video
Send a prompt with the public model ID happy-horse to create short cinematic video from text. Text-to-video supports aspect ratios including 16:9, 9:16, 1:1, 4:3, and 3:4.
happy-horse
Text to Video
Image to Video
Uncensored
Model:
Happy Horse API supports text-to-video, image-to-video, reference-to-video and video editing for creative production, ads, product demos, and automated video pipelines.
Examples
Pricing details
Transparent pricing with no hidden fees. Pay as you go.
happy-horse720p
PoYo price
$0.080/sec
16 credits
Official price
$0.140/sec
Fal
You save
43%
happy-horse1080p
PoYo price
$0.160/sec
32 credits
Official price
$0.280/sec
Fal
You save
43%
happy-horse720p - video edit
PoYo price
$0.160/sec
32 credits
Official price
$0.280/sec
Fal
You save
43%
happy-horse1080p - video edit
PoYo price
$0.320/sec
64 credits
Official price
$0.560/sec
Fal
You save
43%
| Model | Spec | PoYo price | Official price | You save |
|---|---|---|---|---|
| happy-horse | 720p | $0.080/sec 16 credits /sec | $0.140/sec Fal | 43% |
1080p | $0.160/sec 32 credits /sec | $0.280/sec Fal | 43% | |
720p - video edit | $0.160/sec 32 credits /sec | $0.280/sec Fal | 43% | |
1080p - video edit | $0.320/sec 64 credits /sec | $0.560/sec Fal | 43% |
* Actual fees are based on the final output.
Introduction
Complete guide to using Affordable Happy Horse API - Cinematic AI Video Generation
Affordable Happy Horse API - Cinematic AI Video Generation
Access Happy Horse API instantly on PoYo with no separate provider integration. Build text-to-video, first-frame image-to-video, reference-to-video, and video-edit workflows with 720p or 1080p output and predictable duration-based credits.
Available Happy Horse API Models on PoYo
View API Docs
02
happy-horse Image to Video
Send the same public model ID with one image_url or one image_urls item to animate a first frame into a short video. Add a prompt when you want to guide motion, camera behavior, or scene style.
03
happy-horse Reference to Video
Send reference_image_urls with one to nine images and a prompt to guide characters, subjects, style, or scene direction. Reference images use the same happy-horse public model ID and the same generation pricing as text-to-video and image-to-video.
04
happy-horse Video Edit
Send video_url with an edit prompt to transform an existing clip. Optional reference_image_urls can guide style or subject details, and billing follows the probed source video duration with a 15-second cap.
Key Features of Happy Horse API
Happy Horse 1.0 is known for cinematic motion, strong prompt adherence, and flexible short-video generation. PoYo packages those capabilities into one async API flow for developers.
01
Prompt-Driven Cinematic Video
Happy Horse is designed for short videos with expressive camera movement, scene consistency, and strong prompt following. Use it when your app needs polished social clips, visual concepts, ads, or story beats from natural-language prompts.
- Cinematic camera movement
- Strong prompt adherence
- Stable short scene generation
02
First-Frame Image Animation
For tighter visual control, start from a single reference image and turn it into motion. This is useful for product shots, character art, portraits, concept frames, and creative assets where the opening composition needs to stay recognizable.
- Use image_url as first frame
- Guide motion with optional prompt
- Animate product or character references
03
Resolution, Duration, and Aspect Controls
Choose 720p for lower-cost drafts or 1080p for sharper final output. Happy Horse on PoYo supports 3-15 second integer durations for generation and reference workflows, plus duration-based video-edit billing from the source clip.
- 720p and 1080p output
- 3-15 second clip durations
- Multiple text-to-video and reference aspect ratios
What Can You Build With the Happy Horse API
01
AI Video Creation Apps
Add text-to-video and image-to-video generation to creator tools, social video editors, campaign builders, and browser-based video products.
02
Marketing and Ad Variations
Generate short product promos, visual hooks, launch clips, and campaign variants with predictable duration-based costs.
03
Storyboarding and Concept Testing
Turn written scene ideas or first-frame concepts into motion studies before investing in editing, animation, or live production.
04
Product and Brand Motion Assets
Animate product photos, lifestyle stills, character images, and brand visuals into short videos for landing pages, marketplaces, and social feeds.
Happy Horse API Pricing Comparison: PoYo vs Fal.ai
PoYo keeps Happy Horse billing aligned with the backend credit rules while giving developers one unified submit, status, and callback workflow for generation, reference, and edit jobs.
| Feature | PoYo Happy Horse API | Fal.ai reference |
|---|---|---|
| 720p generation/reference | 16 credits/s ($0.08/s) | $0.14/s |
| 1080p generation/reference | 32 credits/s ($0.16/s) | $0.28/s |
| 720p video edit | 32 credits/s ($0.16/s) | $0.28/s |
| 1080p video edit | 64 credits/s ($0.32/s) | $0.56/s |
| Input modes | Text, first-frame image, reference images, or source video edit | Text, first-frame image, reference images, or source video edit |
| Duration range | 3-15s generation/reference; video edit bills source duration up to 15s | 3-15s generation/reference; video edit output uses source video up to 15s |
| Developer workflow | PoYo API key, async task status, optional callback_url | Provider-specific API workflow |
Pricing examples are based on the configured Happy Horse credit rules on PoYo and the Fal.ai reference rates used for this model page. Video-edit billing is duration-based and capped at 15 seconds.
How to Use Happy Horse API on PoYo
Step 1: Create your API key
Generate a PoYo API key from the dashboard and use it for the standard asynchronous generation API.
Create API Key
Step 2: Add credits and choose your workflow
Use model: happy-horse. Send prompt for text-to-video, image_urls for image-to-video, reference_image_urls for reference-to-video, or video_url for video-edit. Choose resolution and duration-related inputs based on your quality and budget target.
Add Credits
Step 3: Submit, poll, or receive callbacks
Submit the task through PoYo, then retrieve the final video through the task status endpoint or provide callback_url for webhook delivery.
View API Doc
Happy Horse API Pricing: Generation, Reference, and Video Edit
Text / Image / Reference workflows
720p: 16 credits per second
1080p: 32 credits per second
Video Edit workflow
720p: 32 credits per second
1080p: 64 credits per second
✓ Text-to-video, image-to-video, reference-to-video, and video-edit use the same public model ID
✓ Generation and reference workflows use duration-based billing for 3-15 second videos
✓ Video-edit billing uses the probed source video duration, capped at 15 seconds
✓ 5 seconds at 720p costs 80 credits for generation/reference or 160 credits for video edit
No subscription requirement for API usage - pay with credits as you generate.
Frequently Asked Questions about Happy Horse API
What is Happy Horse?
Happy Horse 1.0 is an Alibaba AI video model for creating or editing short videos from text prompts, first-frame images, multiple reference images, or source videos.
Which Happy Horse model ID should I use on PoYo?
Use the public model ID happy-horse. The same model ID supports text-to-video, image-to-video, reference-to-video, and video-edit depending on whether you send prompt-only input, image_urls, reference_image_urls, or video_url.
How much does Happy Horse API cost on PoYo?
Text-to-video, image-to-video, and reference-to-video cost 16 credits per second at 720p and 32 credits per second at 1080p. Video-edit costs 32 credits per second at 720p and 64 credits per second at 1080p, billed by probed source video duration capped at 15 seconds.
What durations and resolutions are supported?
PoYo supports 3-15 second integer durations for Happy Horse generation and reference workflows, with 720p and 1080p output options. Video-edit supports 3-60 second source videos and bills the source duration capped at 15 seconds.
Can I use reference images with Happy Horse API?
Yes. For image-to-video, pass one image_url or one item in image_urls. For reference-to-video, pass 1-9 images in reference_image_urls. For video-edit, you can also pass up to 5 optional reference_image_urls to guide the edit.
How do I receive the generated video?
Happy Horse generation runs asynchronously on PoYo. Submit a task, poll the task status endpoint with the returned task_id, or provide callback_url so your application can receive the result when processing completes.
Why Choose PoYo for Happy Horse API Integration
01
Instant Model Access
Start building with Happy Horse through PoYo without creating a separate provider integration or waiting for a manual setup flow.
02
Predictable Per-Second Pricing
Budget drafts, reference generations, and edits clearly with separate per-second rates for generation/reference workflows and video-edit workflows.
03
Developer-Friendly API Shape
Use the same PoYo submit, status, callback, authentication, and credit patterns you already use for other generation models.
04
Production Task Workflow
Asynchronous status tracking and callback_url support make Happy Horse easier to fit into real apps, dashboards, and batch pipelines.