Lesson 1005 of 1169
An AI Agent Thinks, Acts, Repeats
An AI agent does a thinking loop — read, plan, act, check, repeat.
Explorers · Agentic AI · ~4 min read
The big idea
An AI agent runs a loop: read what is happening, plan a step, do the step, check the result, then repeat until done.
Some examples
- Like a robot vacuum: see, decide, move, check, repeat.
- Like a chef: read recipe, do step, taste, fix, continue.
- AI agents do this with code and web pages instead of food.
- The loop is what makes it an 'agent' instead of just chat.
Try it!
Watch a robot vacuum at home or online. Notice the read-decide-move loop. AI agents work the same way.
Key terms in this lesson
Practice this safely
Try this with a low-stakes example and a trusted adult nearby. The goal is to notice how AI talks about agent loop, not to let it make the decision for you.
- 1Ask AI to explain agent loop in plain language, then underline anything that sounds uncertain or too broad.
- 2Give it one detail from "An AI Agent Thinks, Acts, Repeats" and ask for two possible next steps plus one reason each step might be wrong.
- 3Check plan-act against a trusted source, teacher, adult, expert, or original document before you use it.
End-of-lesson quiz
Check what stuck
8 questions · Score saves to your progress.
Lesson help
Questions are best handled with a grown-up here.
For this age range, Tendril keeps freeform AI chat paused until parent/guardian consent and child-safe moderation are fully verified. Use the quiz, notes, and related lessons below, or ask a parent, guardian, teacher, or librarian to work through the question with you.
Progress saved locally in this browser. Sign in to sync across devices.
Related lessons
Keep going
Explorers · 40 min
What Is an AI Agent? (And Why It Is Different From a Chatbot), Part 1
A chatbot answers questions. An AI agent goes off and DOES things for you. Big difference. Here is what that means.
Explorers · 6 min
Why AI Agents Are Tricky: When Doing Goes Wrong
Agents can be amazing helpers — or they can mess up in big ways because they actually take action. Here is why grown-ups are careful with them.
Explorers · 5 min
AI Agents in Video Games: They Have Been Here a Long Time
Every video game character that does stuff on its own is sort of an agent. The bad guy that chases you. The teammate that helps. They are all agents.