Lesson 1419 of 1455
What AI Actually Costs the Planet
Water, watts, and what your prompts add up to.
Builders · Safety & Governance · ~4 min read
The big idea
Each chatbot reply uses real electricity, real cooling water, and real grid capacity. A single image generation can use as much energy as charging your phone. None of this means you should never use AI — but knowing the cost helps you choose when it's worth it and push companies to do better.
Some examples
- A long chat session can use 10x the energy of a Google search.
- Image and video generation are dramatically more expensive than text.
- Smaller, on-device models exist for many tasks and use far less energy.
- Some providers publish per-query carbon estimates — look for them.
Try it!
Pick one task you usually ask AI for that a smaller tool could handle. Switch for a week and notice if you missed anything.
Key terms in this lesson
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.
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