On the morning of April 16, a product named Happy Oyster announced on platform X that its open-world model has entered an early access phase. According to the introduction, Happy Oyster is an open-world model product developed by Alibaba's ATH team, supporting real-time world creation and interaction. Users can now apply for access through the official website happyoyster.cn.

This marks another product release from Alibaba's ATH unit following HappyHorse, expanding its strategic focus from video generation to interactive world models.

Yesterday, the authoritative AI model evaluation platform LM Arena released its latest rankings for the Video Edit category. The model happyhorse-1.0, developed by Alibaba's ATH business group, claimed the top position with an Elo score of 1,299, outperforming international leading models such as Grok.