Real AI agent use cases, with sources and setup prompts

Have an agent test your feature on a real Android phone and in browsers at once

Some bugs only show up on a real phone even when tests pass, so a developer built duet: an AI agent tests a feature on a real Android phone and in browsers at the same time while you watch.

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Source

@AdiSinghWork on X · 2026-10-19

Written in our own words. Credit to the original author. Link checked 2026-10-19.

What they did

Some bugs only show up on a real phone even when tests pass, so a developer built duet: an AI agent tests a feature on a real Android phone and in browsers at the same time while you watch.

Result (as claimed)

Open source.

Tools they used

Cost: Pricing depends on the tools you pick; check each official pricing page.

Set it up

  1. Pick a contained repo or task

    Start on a branch or side project where mistakes are cheap.

  2. Install and configure

    Set up Claude, Android. Read what it can run on your machine and limit permissions where possible.

  3. Run it on a real task

    Give it a well-scoped issue and let it work. Review the diff like any pull request.

  4. Add guardrails

    Keep tests and CI in the loop, and never let an agent push to main or touch production secrets unattended.

Copy the full setup prompt

Paste into your agent and it will walk you through the setup, asking before anything that sends, posts or spends.

You are helping me set up this AI use case end to end in Claude Code.

Goal: Have an agent test your feature on a real Android phone and in browsers at once
What the original author did: Some bugs only show up on a real phone even when tests pass, so a developer built duet: an AI agent tests a feature on a real Android phone and in browsers at the same time while you watch.
Reported result (as claimed by the author): Open source.
Source: https://x.com/AdiSinghWork/status/2112137865555853619
Tools they used: Claude, Android
Category: Dev & ops

Please:
1. Ask me 3 short questions about my situation (accounts I have, budget, what I want the output to look like).
2. Propose a step-by-step plan using these tools or cheaper alternatives, with the time and cost of each step. Use official pricing pages; say "check pricing" if unsure.
3. Then do the setup with me one step at a time, waiting for my OK before anything that sends messages, posts publicly, spends money or deletes data.
4. Finish with a checklist to run it again next time.

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Guides for this use case

How to control coding agents from your phone

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