标签：AI Agent
Harness Engineering：聪明模型为什么还要外壳工程
模型决定能力上限，harness 决定能不能稳定交付。从上下文、工具、控制循环、状态、验证到权限，拆解为什么更聪明的模型仍然需要一套可靠的外壳工程。
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