About This Site
Open-source SOTA AI video generator with native audio-video sync and fast 1080p output. Happy Horse 1.0 is a state-of-the-art open-source AI video generator that utilizes a 15B-parameter unified Transformer architecture to produce high-quality videos from text or images. It is distinguished by its native joint audio-video synthesis, which generates perfectly synchronized dialogue, ambient sounds, and foley effects in a single pass. The model features DMD-2 distillation, allowing for incredibly fast inference—generating 1080p videos in approximately 38 seconds. It also offers industry-leading lip-sync support for seven languages, making it a powerful tool for global content creation, marketing, and filmmaking.
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Key Features AI
Core Features
Native Joint Audio-Video Synthesis
15B-parameter Unified 40-layer Transformer
DMD-2 Distillation (8-step fast generation)
7-Language Ultra-Low WER Lip-Sync
Fully Open Source (Base, Distilled, and SR models)
Multi-shot storytelling with character consistency
Advantages
Extremely fast 1080p generation (~38 seconds)
Natively synchronized audio and video without post-production
Fully open-source for self-hosting and fine-tuning
High character consistency across different shots
Supports 7 major languages for realistic lip-sync
缺点：Credits expire according to subscription cycles
缺点：High-end hardware (H100) recommended for local hosting
缺点：Maximum video clip length is currently limited (5-15 seconds)
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