太猛了！终于有人来管管 AI 视频的语音和表演了：GAGA AI 实测

Core Viewpoint - The article discusses the capabilities of the GAGA-1 model developed by Sand.ai, highlighting its advanced performance in character dialogue and expression, surpassing previous models like Sora2 in nuanced facial expressions and voice synchronization [1][2][15]. Performance Testing - Initial tests showed GAGA-1's ability to generate detailed facial expressions and voice synchronization, particularly in nuanced scenarios [2][5]. - The model demonstrated clear lip movements and voice output, even in complex scenarios involving environmental sounds [4][6]. - GAGA-1 supports multilingual output, performing well in English, Japanese, and Spanish, with accurate lip synchronization and expression [8][16]. Emotional Expression - The model effectively conveyed complex emotions, such as shame and desperation, with natural voice modulation and facial expressions [9][10]. - In a dual-character scenario, GAGA-1 maintained emotional intensity and expression accuracy, even under challenging conditions [14][15]. Usage Guidelines - Suggestions for optimal use include specifying emotional changes in prompts and limiting complex body movements to avoid performance issues [16]. - The model currently supports a 16:9 aspect ratio, with plans for future vertical format support [16]. Industry Implications - The development of GAGA-1 signifies a shift in AI video models towards enhanced emotional expression and multimodal output, moving beyond basic content generation [16][17]. - The model's advancements suggest a need for industry professionals to adapt to the evolving capabilities of AI in video production [17].