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.
Alternatives
Muse Video - 3
Cinematic AI video generator transforming text and images into high-fidelity clips with native audio.
Muse Video AI Generator is an independent online AI video creation platform based on Meta's early-preview video generation model from Meta Superintelligence Labs. The platform allows creators to transform text prompts and reference images into cinema-grade short video drafts, commercial ads, storyboards, product clips, and social posts. It emphasizes visual fidelity, prompt adherence, frame-to-frame temporal consistency, and features native synchronized audio cueing along with grounding physics and directable camera movements entirely inside the browser without requiring a local GPU setup.
Wavo – Wan 3.0 AI Video Generator
Wavo is an independent AI video platform built around Wan 3.0 technology. It enables creators, marketers, and filmmakers to turn text, images, video, audio, and supported documents into AI-generated videos with flexible multimodal workflows.
Wavo is an independent Wan 3.0 AI video generator for text-to-video, image-to-video, and multimodal video creation. Users can create and edit AI videos from text, images, video, audio, and supported documents through flexible web-based workflows. It is built for creators, marketers, filmmakers, and anyone looking to experiment with Wan 3.0 video generation without managing complex model infrastructure.
VidKiss
VidKiss is a browser-based AI video and image workspace that provides access to nine video models and five image models with one shared credit balance.
VidKiss brings text-to-video, image-to-video, text-to-image, and image-to-image into one web workspace. It provides access to nine third-party video models and five image models through a single account and shared credit balance. Start from a text prompt or a reference image, choose a model, then set the duration, aspect ratio, and resolution supported by that model before generating. Video clips range from 3 to 15 seconds. Prompts and results remain in generation history so users can review variations, rerun a prompt, and download finished files. New accounts receive free credits. One-time credit packs start at $4.98, and purchased credits do not expire.
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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