一篇读懂 Token 计费：上下文、输入输出与一份成本优化清单
「这个应用每月的模型账单会是多少」——回答这个问题需要真正理解 token 计费的口径：输入输出分价、上下文累积、缓存折扣、以及隐藏的成本大头。本篇拆解计费的完整口径、一笔真实对话的成本拆解、以及按效排序的成本优化清单——把「token 焦虑」变成「token 预算学」。
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林, 方舟* 2026-10-06 14:45:40 来源：量子位
林方舟 发自 凹非寺
量子位 | 公众号 QbitAI
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