# The key functional areas of an AI agent

![Functional areas of an AI Agent](/images/functional_areas_of_an_agent.png)

Understanding the key functional areas of an AI agent is essential for building robust and effective agent systems. The diagram above illustrates the core components that work together to enable agent functionality.

## Core Functional Areas

AI agents typically comprise several interconnected functional areas that enable them to perceive, reason, and act within their environment. These areas form the foundation of agent architecture and determine how effectively an agent can accomplish its objectives.