HappyHorse 1.0 by Alibaba - #1 AI Video Model with Single-Stream Transformer & Unified Generation
Alibaba's HappyHorse 1.0, ranked #1 on the Artificial Analysis AI video leaderboard (Apr 2026). A single-stream Transformer with ~15B parameters delivering unified text-to-video, image-to-video, reference-to-video, video editing, and video extension. Generate 720p/1080p videos at 3-15 seconds with multiple aspect ratios.
Text-to-Video Showcase
Turn a single sentence into cinema-grade footage. HappyHorse renders prompts as fluid, photoreal scenes with rich lighting, dynamic camera moves, and feature-film polish.
Nostalgic Cassette Tape
Image-to-Video Showcase
See how HappyHorse brings still images to life with cinematic motion, faithful character preservation, and natural lighting transitions across a range of scenes.
Reference Image to Video
Reference-to-Video Showcase
See how HappyHorse fuses multiple reference images into a single coherent video. Each clip is driven by 2-3 source pictures that lock down character identity, wardrobe, and scene styling before motion is generated.
Desert Explorer Adventure
Video Editing Showcase
Prompt-driven video editing powered by multi-image references. Swap objects, restyle scenes, and adjust the look while preserving the original motion.
Setting -> Fashion Runway
Video Extension Showcase
Extend any existing clip with HappyHorse for a seamless continuation. The model preserves motion, lighting, and subject identity so the new footage feels like one unbroken take.
Rainy Alley Continuation
HappyHorse 1.0 on X
See what creators are saying about HappyHorse 1.0, the new #1 AI video model.
HappyHorse 1.0 on YouTube
Watch demos and tutorials showcasing HappyHorse 1.0's video generation.
- Happy Horse 1.0 Takes the Lead! | API Tutorial - fal
- Happy Horse 1.0 Is Crushing SeeDance 2.0 (New #1 AI Model) - AI Factory
- Happy Horse 1.0 Just Destroyed Seedance 2.0 - Ai Chemy
- The Honest Truth About Happy Horse 1.0 (Watch Before You Buy) - AI Filmmaking Academy
- Happy Horse 1.0 is DESTROYING Seedance 2.0… This is Crazy 🤯 - AI Biceps
- Happy Horse: The Seedance Killer? Plus BIG 4k AI Video News! - Theoretically Media
HappyHorse 1.0 on YouTube
Watch demos and tutorials showcasing HappyHorse 1.0's video generation.
What's HappyHorse 1.0
Alibaba's #1 AI video model on the global leaderboard.
- · 01#1Leaderboard Rank
- · 0215BParameters
- · 031080pResolution
- · 043-15sDuration
HappyHorse 1.0 is a single-stream Transformer with ~15B parameters that took the top spot on the Artificial Analysis video leaderboard in April 2026.
HappyHorse 1.0 Features
Discover the leaderboard-topping capabilities of HappyHorse 1.0's single-stream transformer video generation model
- Feature 01 / 08
Leaderboard #1
Ranked first on the Artificial Analysis video generation leaderboard, outperforming established competitors across motion fidelity, prompt adherence, and overall visual quality benchmarks.
- Feature 02 / 08
Single-Stream Transformer
Powered by an efficient single-stream transformer architecture with approximately 15B parameters, balancing high-quality output with reasonable compute requirements for production-ready generation.
- Feature 03 / 08
Cinematic 1080p
Generate broadcast-ready video at both 720p and 1080p resolution with crisp details, vibrant colors, and cinematic aesthetics suitable for professional content workflows.
- Feature 04 / 08
5 Endpoints
Five specialized endpoints cover every workflow: text-to-video, image-to-video, reference-to-video, video-edit for targeted modifications, and video-extend for seamless continuation.
- Feature 05 / 08
Multi-Image References
Guide generation with multiple reference images simultaneously to lock in characters, settings, and visual style across the entire output for consistent results.
- Feature 06 / 08
Flexible Duration
Choose any clip length from 3 to 15 seconds with a sensible 5-second default, giving creators precise control over pacing for shorts, ads, and narrative scenes.
- Feature 07 / 08
Five Aspect Ratios
Five native aspect ratios including 16:9, 9:16, 1:1, 4:3, and 3:4 cover horizontal cinema, vertical social, square posts, and traditional broadcast formats without cropping.
- Feature 08 / 08
Fast Generation
Produces a 1080p clip in roughly 38 seconds on a single H100 GPU, enabling rapid iteration cycles and cost-effective scaling for high-volume creative pipelines.
Frequently Asked Questions
Common questions about HappyHorse 1.0 video generation
Still have questions?
How to Use HappyHorse 1.0 Text to Video
Render short cinematic clips from text in roughly 38 seconds on H100
Write Your Prompt
Describe the scene cinematically: subject, action, camera movement, and lighting. Concrete visual detail produces sharper, more coherent shots.
Flexible AI Pricing
Pay-as-you-go credits or subscription plans. No hidden fees, cancel anytime.
One Time supports crypto payment (BTC, USDT, ETH, 350+)
Monthly billing