Alibaba confirms HappyHorse belongs to its ATH unit

Alibaba confirmed its HappyHorse video model was built by the AI innovation team inside ATH, its new AI business group.

HappyHorse is still in internal testing, with API access expected soon.

The company also said the model has no official website, despite unofficial copies circulating online.

The confirmation ties a top-ranked video model to Alibaba’s next-generation AI structure and highlights ATH’s strategic role.