Chengwu Tech Stack

Sep 7, 2026 · Artificial Intelligence

LangChain Video Analysis: Fixed Workflows First, Bounded Agents Only When Needed

This tutorial demonstrates building a production-ready video analysis pipeline using LangChain and LangGraph, emphasizing a fixed five-node workflow with structured state management, and only introducing a constrained agent for dynamic evidence gathering when fixed rules are insufficient, plus failure recovery and acceptance testing strategies.