智能聊天产品的变化，已经不只是生成更流畅。真正的转折，是用户的起点从找按钮，变成讲目标。过去完成查资料，常要穿过不同应用；现在智能入口开始把这些路径折叠成一次对话。它不再只是内容工具，而是任务入口。 新聊天入口的核心升级，是从内容助手

As AI chat assistants move into mainstream use, their ability to protect information has become an essential condition for adoption. Users may share business plans, personal questions, and internal documents during a single interaction. A useful system must therefore do more than understand natur