编辑优先级 60/100
Meituan’s LongCat API platform has launched LongCat-2.5-Preview, with a focus on long-running tasks and multimodal capabilities. According to the official update log, the model adds image understanding and supports a 1 million-token context window; it has about 1.6 trillion total parameters and activates about 48 billion per inference.
推荐理由：API 与网页端同步开放，且官方披露了上下文窗口和参数规模，便于开发者判断其长任务应用场景。