The first open-source model that generates video and audio in a single unified pass. 8-step inference. 7-language lip-sync. Native 2K output.
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⏱ Generation takes ~5–9 min per video • 480p: 6 credits · 720p: 12 credits · 1080p: 24 credits
A unified architecture that sets new standards for open-source video generation.
15B-param transformer generates video + audio in one pass. No post-processing.
Elo 1333–1406, surpassing Seedance 2.0 by ~60 points in blind user voting.
DMD-2 distillation eliminates Classifier-Free Guidance. Single-GPU deployment.
Mandarin, Cantonese, English, Japanese, Korean, German, French. WER only 14.60%.
Cinema-grade quality up to 2K. Built-in super-resolution for further upscaling.
Base model, distilled model, super-resolution module, and inference code — all released.
Photorealistic, anime, cyberpunk, watercolor — wide visual style support.
Realistic motion, seamless transitions, strong prompt adherence across shots.
REST API, Python SDK, and CLI. Generate via simple HTTP calls or SDK.
Join thousands of creators pushing the boundaries of AI video.
Cinematic Ocean Waves
@oceanfilms
Cyberpunk City Night
@neonstudio
Wild Horse Running
@natureclip
Anime Fight Scene
@animestudio
Sakura Spring Vlog
@travelogue
Space Launch 4K
@scifiworks
Unbeatable Value
Flexible plans for creators at every stage. No hidden fees.
Sarah K.
indie filmmaker
"The audio-video sync is mind-blowing. Generated a 30s scene with music and dialogue in one shot. No competitors come close."
Marco T.
game developer
"Fast 8-step inference means I can iterate on storyboards in minutes, not hours. Total game changer for pre-viz."
Yuki A.
content creator
"The 7-language lip-sync handles Japanese anime dialogue perfectly. My audience engagement jumped 3x after switching to HappyHorse."
Join the open-source revolution. No credit card required.