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FundamentalsReviewed September 5, 2026

What is AI Agent?

An AI agent is software that uses an AI model to work toward a goal by planning steps and taking actions, like searching, filling in forms, updating records or sending messages, often with little human input along the way.

Agent versus chatbot

A chatbot mostly answers questions in a conversation. An agent can also act. It might look up an order, update a CRM record, schedule a meeting or run a multi-step research task, using tools it has been given access to.

How agents work

Most agents combine a large language model with tools and instructions. The model decides what to do next, calls a tool, reads the result and repeats until the task is done or it needs a person to step in.

Where businesses use them

Common uses include customer support that can actually resolve requests, sales assistants that qualify and route leads, internal helpers that pull reports and coding assistants that write and test software.

Why AI Agent matters

Agents can take routine, multi-step work off people's plates. They also change how customers find businesses, since AI assistants increasingly research and compare options on a person's behalf. Clear, structured information makes your business easier for those tools to understand.

From answers to actions

A home services company's website chatbot could only answer FAQs. An agent connected to its booking calendar and CRM could check availability, book visits and log the lead, so more after-hours inquiries turned into scheduled jobs without staff involvement.

Common mistakes

  • Giving too much access too soon

    Agents that can send emails or change records need limits. Start with narrow permissions and human approval for anything important.

  • Skipping monitoring

    Agents can misunderstand tasks or make mistakes. Log what they do and review results regularly.

  • Automating a broken process

    An agent speeds up whatever process it follows. Fix the underlying workflow first.

Where we work on this

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