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Home→AI Glossary→AI Agent
agents

AI Agent

An AI system that can autonomously plan and execute actions using tools to achieve a goal.

What is an AI Agent?

An AI agent is an artificial intelligence system that goes beyond just answering questions. It can perceive its environment, make decisions, and take actions using external tools to achieve a specific goal. While a standard AI model waits for you to prompt it, an agent can break down a large task into steps and execute them.

What is a simple example?

Think of a standard AI as a smart recipe book—you ask for a cake recipe, and it gives you one. An AI agent is like a personal chef. You tell it "I want a cake for tomorrow," and the agent will check what ingredients you have in the digital pantry, use an API to order the missing ones online, and set a calendar reminder to bake it.

What is it commonly confused with?

Do not imply that every agent operates completely independently without supervision. Agents have varying levels of autonomy. A safe enterprise agent will usually plan its steps and require human approval (a "human-in-the-loop") before executing sensitive actions like sending emails or deleting files. Furthermore, agents are distinct from ordinary chatbots; a chatbot just talks, while an agent acts.

Why does it matter?

AI agents represent the shift from AI as a "consultant" to AI as a "worker." This allows software to handle complex, multi-step workflows like booking travel or managing software infrastructure with minimal human supervision.

About this term

Last ReviewedSep 21, 2026
Aliases:Autonomous Agent

Sources

  • ↳IBM: What is an AI agent?

Related Terms

  • agentic ai
  • tool calling
  • function calling
  • ai guardrails