Shawn Zhu is the founding engineer and head of AIOps at Ariso. Previously worked in IBM, LifeOmic and FountainLife. He co-created Zori AI medical assistant.
Deep agents aren't like simple chat applications. A single task might make 10-50+ LLM calls, take minutes, and cost $1-10+. Here's what I wish I knew from day one about running them in production.
Move beyond simple tool-calling agents. LangChain's middleware API lets you inject user preferences before model calls and orchestrate complex workflows after tool execution—turning brittle super-tools into composable, testable layers.