Agent Sightings Real agent use cases

Book tutoring appointments over WhatsApp

A published walkthrough shows marcoKueks, who operates a small AI agency and is not an engineer, put together a WhatsApp agent for a tutoring company that books calendar appointments. He Leaned on Struere, a platform he assembled to handle the recurring WhatsApp-to-calendar-to-database plumbing. It shipped in two days for a $5K fee.

Agent or tool
Custom agent
Topic
Personal Assistant
Reported on
Hacker News
Added
2026-10-15

Why it matters

This is the classic promise of AI agents: a helper that handles errands and reminders on your behalf. Real cases like this show how close that promise is today. It is one of 50 sightings filed under Personal Assistant on Agent Sightings (number 8 by interest), and one of 182 involving Custom agent.

How you could try it

Here is a reusable prompt, written by us in our own words, that captures the task. Paste it into your own agent or any similar agent and adjust the details to your situation.

Assistant mode: book tutoring appointments over WhatsApp. Log every action, prefer reversible steps, and ask before emailing, paying, or deleting.

Tip: Start small: run it once on a low-stakes example, read what the agent did, and only then let it run on real work.

Source

Read the original first-hand account on Hacker News: https://news.ycombinator.com/item?id=47763262. Our summary is a paraphrase; details are in the source.

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