lanfeng97

Per-turn session cost chip in the composer stats row: each turn's spend, with the conversation total split into cache-hit and cache-miss (CNY), priced from an official price table that refreshes on demand. · 输入框下方统计栏里的会话费用胶囊：逐轮列出每轮花费，并把总额拆成缓存命中与未命中两笔（CNY）