Tools turn an AI system from a text generator into an actor. They also create the point where a probabilistic decision meets a deterministic API and, potentially, the real world.
An agent can be given a larger system prompt every time its responsibilities grow. That approach works until instructions become difficult to discover, maintain and test. Agent Skills provide a more modular option: package procedures, scripts and references as capabilities that can be loaded when relevant.
An AI chatbot responds to a message. An AI agent pursues a goal through a sequence of decisions, observations and actions. The distinction is not intelligence in the abstract; it is the operating loop around the model.
An AI chatbot responds to a message. An AI agent pursues a goal through a sequence of decisions, observations and actions. The distinction is not intelligence in the abstract; it is the operating loop around the model.