Skip to content
masterclass Buddy
Start learning

AI Agents · Concept

Atomic Agents

A LangChain agent is a model that calls tools in a loop until a task is complete. create_agent builds it from a model, tools, and a configurable harness.

Last updated

Syntax

create_agent(model, tools)

In-depth API docs are only for subscribers: parameters, examples, common mistakes and interview practice.

Subscribe
  • create_agent
  • harness
  • middleware
  • tools
  • workflows
  • LangGraph
  • structured outputs
  • tool calling

Source: Agents - Docs by LangChain. Checked 2026-11-03.