A 2D generative video model from Alibaba's ATH Innovation Division, sibling to the Happy Oyster world model.

How is Happy Horse different from Happy Oyster?

Happy Horse outputs flat video clips you watch. Happy Oyster outputs 3D worlds you can re-enter and explore.

Can I use Happy Horse today?

Yes, public access is available via tryhappyhorse.xyz; pricing tiers are still being finalized.

Alibaba ATH Innovation Division vs Pika Labs

Happy Horse vs Pika

Happy Horse (2D-first generative video model) compared to Pika (Idea to video in seconds with AI).

Happy Horse and Pika target adjacent jobs but take different approaches. This page compares them side by side on output paradigm, access, capabilities, and positioning — based on vendor-stated claims as of 2026-04-20 / 2026-04-21.

At a Glance

Alibaba ATH Innovation Division

Happy Horse

2D-first generative video model

Same Alibaba ATH lineage as Happy Oyster, but optimized for flat-video output
Image-to-video with motion-control on top, not just text-to-video
Public access already open, ahead of Happy Oyster's general availability

See Happy Horse details →

Pika Labs

Pika

Idea to video in seconds with AI

Features 'Pikaffects' that apply physics deformations (melt, explode, squish, cakeify) to objects with a single click.
Introduces 'Scene Ingredients' to easily composite customized characters, clothing, and objects together without complex prompting.
Includes 'Pikaframes', allowing users to upload a start and end image to automatically generate smooth interpolating animations.

See Pika details →

How They Compare

Dimension	Happy Horse	Pika
Modality	text-to-video, image-to-video	text-to-video, image-to-video, video-to-video, lip-sync, sound-effects
Release status	public (2026-03-10)	ga (2023-11-28)
Capabilities	Text to Video · Image to Video · Motion Control · Multi-shot Continuity	Text-to-Video Generation · Image-to-Video Animation · Pikaffects Deformations · Keyframe Transitions (Pikaframes) · Scene Ingredients
Output type	2D video clips	—
Max clip length	Not officially documented	—
Resolutions	720p / 1080p tiers reported	—
API	Public access via tryhappyhorse.xyz	—
Pricing	Tiered, details not finalized	—
Max Resolution	—	1080p (Pro Plans)
Max Duration	—	Up to 10 seconds
Generation Speed	—	10-90 seconds
Base Subscription Cost	—	$10/month (Basic)

Which Should You Choose?

Pick Happy Horse if you need: Same Alibaba ATH lineage as Happy Oyster, but optimized for flat-video output.
Pick Pika if you need: Features 'Pikaffects' that apply physics deformations (melt, explode, squish, cakeify) to objects with a single click..
Both come from different vendors — consider your existing stack.