An agent (in the way the term is commonly currently used around LLMs) is a combination of LLM, external tools, and management framework such that the total syst

An agent (in the way the term is commonly currently used around LLMs) is a combination of LLM, external tools, and management framework such that the total system can make (and make use of the results of) one or multiple multiple tool calls at the LLM direction without intervening user interaction to serve user needs. (Usually, in practice, this takes place in between the request and response in what is otherwise a typical chatbot-style interaction, though there are other possibilities.)