Here are the Top 100 LangGraph Interview Question and Answers: Core Concepts & Architecture: 1. What is LangGraph and how does it differ from LangChain’s LCEL? LangGraph is a library for building stateful, multi-actor applications with LLMs using a graph based execution model. LCEL (LangChain Expression Language) is a declarative chain composition system — linear […]
I track KPIs at three levels. Operationally: containment rate (target >70%), p95 latency (<3s), and escalation rate. For quality: CSAT from a thumbs up/down widget, hallucination rate from sampled LLM-as-Judge scoring, and guardrail violation rate which must be zero. For business impact: support email volume reduction and cost per session — at 50 sessions/day on […]
I track KPIs at three levels. Operationally: containment rate (target >70%), p95 latency (<3s), and escalation rate. For quality: CSAT from a thumbs up/down widget, hallucination rate from sampled LLM-as-Judge scoring, and guardrail violation rate which must be zero. For business impact: support email volume reduction and cost per session — at 50 sessions/day on […]