Usage
Chatbot
A conversational AI interface that processes user messages and generates contextually appropriate responses, often powered by LLMs with dialogue-specific fine-tuning.
Explained at five levels
Level 1
A computer program you can talk to by typing messages — it talks back like a person!
Level 2
An AI application designed for conversation — you type questions or messages, and it responds. ChatGPT, Claude, and Gemini are popular examples.
Level 3
A conversational AI interface that processes user messages and generates contextually appropriate responses, often powered by LLMs with dialogue-specific fine-tuning.
Level 4
A dialogue system built on top of a language model, incorporating system prompts, conversation history management, safety filtering, and often tool-use capabilities for grounded responses.
Level 5
A stateful conversational agent maintaining a dialogue context buffer, with turn-level processing that includes intent classification, context window management, safety filtering, and response generation conditioned on the full conversational trajectory.
Definitions are educational summaries. Terminology can vary by source and context.
Sources
- NIST Trustworthy and Responsible AI Resource Center: Glossary — National Institute of Standards and Technology. Accessed 2026-07-20.