TOOLS, AGENTS & ORCHESTRATION • 152 / 397
Move from a model that talks to a system that can inspect and act.
Agent
An agent is an AI system that can decide what step to take next, use tools, observe results and continue toward a goal.
Think of it like
Think of Agent like a coworker with access to a toolbox and a checklist: capability matters, but control and state matter just as much.
Real life
Assistants that book travel, search files or update tickets use concepts such as Agent.
SRE lens
“Investigate why production is slow” can trigger several evidence-gathering steps.
Remember thisAn agent is an AI system that can decide what step to take next, use tools, observe results and continue toward a goal.