HappyHorse 1.0
HappyHorse 1.0 is a video generation model from Alibaba that supports image-to-video, video editing, and reference image inputs.
Alibaba
Alibaba CloudImage and video-based video generation from Alibaba
HappyHorse 1.0 is a video generation model developed by Alibaba, released in 2026. It accepts a range of input types including a first-frame image, a source video, and one or more reference images, allowing users to generate or edit video content from existing visual material. The model supports configurable resolution, aspect ratio, and duration settings, giving users control over the output format. Pricing is usage-based, ranging from $0.14 to $0.24 per second of generated video.
HappyHorse 1.0 is designed for workflows that involve transforming still images into video, editing existing video footage, or guiding generation with reference imagery. Its support for multiple reference images as a distinct input type suggests it can incorporate visual style or subject consistency across frames. The model operates with a 2000-token context window and is available through MindStudio without requiring separate API key management. It is suited for creative and production use cases where video output needs to be grounded in specific source visuals.
What HappyHorse 1.0 supports
Image-to-Video
Generates video output starting from a provided first-frame image, using it as the visual anchor for the generated sequence.
Video Editing
Accepts a source video as input and applies edits or transformations to produce a modified video output.
Reference Image Guidance
Supports one or more reference images as inputs to guide visual style, subject appearance, or consistency across generated frames.
Resolution & Ratio Control
Allows users to select output resolution and aspect ratio via toggle controls, enabling format customization for different delivery targets.
Duration Selection
Provides a selectable duration parameter so users can specify the length of the generated video output.
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Get Started FreeCommon questions about HappyHorse 1.0
What is the context window for HappyHorse 1.0?
HappyHorse 1.0 has a context window of 2000 tokens.
How is HappyHorse 1.0 priced?
The model is priced between $0.14 and $0.24 per second of generated video, making cost dependent on the duration of the output.
What input types does HappyHorse 1.0 accept?
The model accepts a first-frame image URL, a source video URL, arrays of reference images, and configuration inputs for mode, resolution, aspect ratio, and duration.
Can HappyHorse 1.0 edit existing videos?
Yes. The model includes a source video input and is tagged with Video Editing, indicating it can process and modify existing video footage.
Who developed HappyHorse 1.0?
HappyHorse 1.0 was developed and published by Alibaba and is available on MindStudio as of June 2026.
Parameters & options
Image used as the first frame of the generated video.
The video to edit. Describe your edits in the prompt using natural language instructions.
Provide up to 9 reference images of subjects, objects, or scenes. Reference them as "Image 1", "Image 2", etc. in the prompt.
Optionally provide up to 5 reference images to use when editing elements of the video.
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