Im Kontext von KI versteht man unter einem Agenten ein entscheidendes und handelndes System, das mit seiner Umgebung und anderen Agenten interagieren kann.

ETSI GR ENI 004 computational process that implements the autonomous, communicating functionality of an application

ISO/IEC DIS 22989 automated entity that perceives its environment and takes actions to achieve its goals.

Note 1 to entry: An AI agent is an agent that maximizes its chance of successfully achieving its goals by using AI techniques.