# Happy Horse 1.0 Reference

> Video AI Model by Alibaba — available on Layer

Reference-guided video generation with up to 9 reference images for consistent characters and style.

Happy Horse Reference is the reference-guided variant of Alibaba's Happy Horse video model. It accepts a text prompt alongside up to 9 reference images, letting creators lock characters, style, and visual identity across scenes. Reference subjects can be addressed in the prompt as `character1`, `character2`, ... up to `character9` (matching the order of the images). Outputs are 720p or 1080p clips with synchronized native audio and multilingual lip-sync, ideal for branded content, multi-shot storytelling, and series with recurring characters.

## Specifications

| Property | Value |
|----------|-------|
| Provider | Alibaba |
| Category | Video |
| Price | 3 / second per second |
| Aspect Ratios | 16:9, 9:16, 1:1, 4:3, 3:4 |
| Durations | 3s, 4s, 5s, 6s, 7s, 8s, 9s, 10s, 11s, 12s, 13s, 14s, 15s |

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