HappyHorse 1.0 is Alibaba’s unified multimodal video generation model on APIMart. It can generate 1080p videos with native audio in one pass, including dialogue, ambient sound, and synchronized lip movements across seven languages. Built for fast, high-quality video production, it supports both text-to-video and image-to-video workflows and is optimized for short-form, vertical, and multilingual content.
HappyHorse 1.0 is a multimodal AI video generation model designed to produce broadcast-quality videos with native audio. It generates 1080p output in a single forward pass and aligns speech to lip motion at sub-pixel precision. The model supports text-to-video and image-to-video generation, making it useful for ads, explainers, previews, and localized content. It also handles seven languages for lip-sync, including English, Mandarin, Cantonese, Japanese, Korean, German, and French. With built-in audio synthesis, it removes the need for separate TTS or post-production audio stitching, delivering a faster and more integrated workflow.
Who will use Happyhorse-1.0 API?
Marketing teams
Video creators
Content studios
Localization teams
E-learning producers
Product demo teams
Filmmakers and storyboard artists
Social media agencies
Developers integrating video APIs
How to use the Happyhorse-1.0 API?
Step1: Sign up for an APIMart account.
Step2: Add balance to your account.
Step3: Generate an API key from the console.
Step4: Choose happyhorse-1.0 in the API request.
Step5: Enter a text prompt or provide a first frame/image input.
Step6: Set resolution, aspect ratio, duration, seed, and watermark if needed.
Step7: Submit the request and wait for the generated video.
Step8: Preview, download, or integrate the result into your workflow.
Platform
Web
Happyhorse-1.0 API's Core Features & Benefits
The Core Features
Text-to-video generation
Image-to-video generation
Native audio generation
Seven-language lip sync
1080p video output
Vertical and dialogue-focused optimization
API-based integration
Custom resolution and aspect ratio control
The Benefits
Reduces post-production steps
Speeds up multilingual video creation
Improves speech and mouth-motion alignment
Delivers high-resolution output without upscaling
Simplifies integration through a single API key
Helps teams localize content faster
Supports scalable video production for marketing and social media
Happyhorse-1.0 API's Main Use Cases & Applications
Multilingual ad creative production
Short-form social video generation
Spokesperson and product explainer videos
Storyboard and previsualization for film or animation
Localized online education videos
Global brand content creation
Training and onboarding videos
AI video prototyping for developers
Happyhorse-1.0 API's Pros & Cons
The Pros
Generates video and audio together
Strong lip-sync quality across seven languages
Produces native 1080p output
Fast API-based workflow
Useful for both text and image inputs
Good fit for short-form and localized content
The Cons
Limited to short clip durations
Requires API access and account setup
No standalone desktop or mobile app
Best suited for video generation rather than general AI tasks
Pricing is usage-based and can add up for heavy production
Happyhorse-1.0 API's Pricing
Has free plan
No
Free trial details
Pricing model
Pay-as-you-go
Is credit card required
No
Paid from
0.13 USD
Has lifetime plan
No
Billing frequency
Per second
Details of Pricing Plan
720P
0.13 USD
Video generation
Current price: $0.13/second
Official price: $0.1625/second
1080P
0.23 USD
Video generation
Current price: $0.23/second
Official price: $0.2875/second
Discount:Official discount available: current price is 20% off the official price for all listed tiers.