Real AI agent use cases, with sources and setup prompts

How to build a smart home and voice assistant with AI agents

People who wired agents into their TV, lights, watch, phone line and desk hardware, each linked to the original post. 13 matching use cases below, each with a public source.

Looking for something else? Search all 886 use cases or .

Get started in 3 steps

  1. Start with one device you already own (a TV, a light hub or a phone number) and let the agent control only that.
  2. Keep a way back: note every setting the agent changes so you can undo it.
  3. Add voice or physical alerts last, once the basic commands work reliably.

Common questions

Which AI tools do people use to build a smart home and voice assistant?
Across the 13 sourced use cases in this guide, the most used tools are Hermes Agent, Claude Code, ESP32, Grok Bot, Android TV.
How much does it cost to get started?
5 of the 13 use cases can start on a free plan. The most common paid starting price is $17/mo (3 use cases). Prices come from each tool's official pricing page.
How long does setup take?
3 of the 13 use cases list a setup time of an hour or less. Each card shows the setup time the builder reported.
Are these real examples?
Yes. Every use case links to its public source (an X post, a Hacker News thread or a GitHub repo) with the author and date, so you can check it yourself.

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