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What is an AI agent?

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Quick answer

An AI agent is an AI system that can pursue a goal by taking actions on its own — planning steps, using tools, and reacting to results, rather than just answering a single question. Powered by large language models, agents can carry out multi-step tasks.

Key things to understand

  1. It's an AI that acts to achieve a goal, not just answer.
  2. It can plan steps, use tools, and adapt to results.
  3. It's often built on large language models.
  4. It can automate multi-step tasks with less oversight.

People also ask

What is an AI agent?
An AI system that pursues goals by planning and taking actions, using tools and reacting to outcomes.
How is an AI agent different from a chatbot?
A chatbot responds to messages; an agent can take multi-step actions to accomplish a goal.
What can AI agents do?
Research, write and run code, browse, and chain steps together to complete complex tasks.

Part of the guide: How AI Works →