https://blog.lucasma.cc/categories/%E5%B7%A5%E7%A8%8B%E5%AE%9E%E8%B7%B5/ Recent content in 工程实践 on Lucas Ma 的博客 Hugo zh-cn 2026 Lucas Ma Wed, 06 May 2026 22:00:00 +0800 https://blog.lucasma.cc/posts/agent-observability-feedback-learning/ Wed, 06 May 2026 22:00:00 +0800 https://blog.lucasma.cc/posts/agent-observability-feedback-learning/ 大多数团队把 Agent 观测当成调试工具——出了问题再看 Trace。但这只是冰山一角。真正的深度是：观测必须驱动学习。本文拆解模型层、Harness 层、上下文层三层学习闭环，手把手教你用 Trace + Feedback 构建真正的 Agent 迭代飞轮。