HappyHorse: Open-Source AI Video Generator with Joint Audio - Text-to-Video
Introduction
HappyHorse 1.0: #1 open-source AI video model for joint video-audio generation. Text-to-video, image animation, 20+ tools. Free to start, fast inference!
HappyHorse's Overview
HappyHorse is a cutting-edge open-source AI video generator platform specializing in joint video and audio synthesis from text prompts. Featuring HappyHorse 1.0—a 15B-parameter model with single-stream Transformer for blazing-fast inference—it also integrates top models like Seedance 2.0, Kling 3.0, Google Veo 3.1, and more. Capabilities include text-to-video, image-to-video animation, virtual try-on, AI photo studio tools, outfit changers, and creative effects like AI kissing videos, muscle generators, Ghibli animations, and GIF creation. Supports HD/4K output, 6 languages, commercial rights, API integration, and generation in under 60 seconds. Ideal for creators seeking scalable, open-innovation AI video tools.
HappyHorse's Features
Joint Video & Audio Generation from text
Image-to-Video Animation
Access to multiple industry-leading models (HappyHorse 1.0, Seedance 2.0, Kling 3.0, etc.)
Blazing Fast Inference under 60 seconds
HD & 4K Resolution Output
6-Language Multilingual Support
Open-Source Model Weights for Deployment
API & Webhook Integration
HappyHorse's Q&A
HappyHorse's Pricing
Free credits on signup. Paid plans: Starter $9.9/mo (200 credits, $0.05/credit, up to 200 images/40 videos); Growth $29.9/mo (800 credits, $0.04/credit, most popular); Pro $49.9/mo (1600 credits, $0.03/credit). Yearly plans save 20%. Pay as you go available. Credits reset monthly, no carryover. No watermarks, commercial use on all plans.