What are the main components of a chatbot?

The main components of a chatbot are the user interface where people type or speak, a language understanding layer that interprets intent, a dialogue manager that tracks context and decides the next step, a knowledge source and retrieval system, integrations with business systems, a response generator, and analytics for monitoring and improvement.

Components

ComponentRole
InterfaceWeb chat, app, messaging, voice
NLU or LLMUnderstands intent and details
Dialogue managerTracks state, asks follow-ups
Knowledge base and retrievalSupplies facts
IntegrationsReads and writes business data
Response generationWrites the reply
HandoffTransfers to humans
AnalyticsMeasures and improves

In LLM-based chatbots, understanding, dialogue management and generation are often handled by the same model, guided by instructions.

Frequently Asked Questions

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