Designing a Support Ticket Agent Graph in LangGraph (EXPLAINED)
TL;DR — Quick Answer
Model states: intake → classify → (RAG answer | tool_action | escalate_human) → verify → resolve; use conditional edges, checkpoints for async human steps, and observability on each transition.
The Interview Question
Design a LangGraph workflow for customer support: triage, RAG, tool actions, escalation, and resolution tracking.
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