Education · Do this yourself

Study by voice with ChatGPT grounded in your own course materials.

✅ He uses it for his own learning and reviews progress from the logs.

Based on boltguo on Hacker News (opens in new tab)

Who it’s for

Teachers, students, tutors, coaches and anyone learning something new.

Adapt it to your industry

  • Coach: practice exercises and check-ins for your clients
  • Healthcare: simple explainers for patients (checked by a professional)
  • Shop: short how-to guides for your products

Step by step

  1. Write what you want to learn or teach, and the level (beginner, intermediate).
  2. Open ChatGPT, Claude or Grok and paste the prompt below.
  3. Ask for a 2-week plan with short daily lessons and a quiz at the end of each.
  4. Do one lesson and ask the AI to quiz you or your student; ask it to explain wrong answers.
  5. Check key facts against a trusted textbook or source.
  6. Save the best lessons in a document you can reuse.

Ready-to-copy prompt

Quiz me by voice on chapter [N] using only the course materials tool. Ask one question at a time, correct me briefly, and log each answer as right or wrong.

Start with AI

Opens the AI with this guide and the prompt filled in.

Open in ChatGPT (opens in new tab)Open in Claude (opens in new tab)Open in Grok (opens in new tab)
Cost
$0–20/month (free tiers or one AI plan)Our estimate
Time
1–2 weekendsOur estimate

How to make money from it

Pricing idea: Sell a short course or cohort (for example $50–500), or tutoring sessions that use the AI-made materials.

Finding your first 10 customers

  • Teach one free live session on the topic.
  • Share the free lesson materials publicly.
  • Invite attendees to a paid follow-up.

Ideas, not promises. Results vary.

Details: source, numbers and tags

What they did

boltguo built an MCP service that retrieves study materials and course content so he can learn through voice conversations with ChatGPT. It logs learning data he can analyze later.

How it went

He uses it for his own learning and reviews progress from the logs.

Worth knowing

Logging every session is what makes progress measurable.

Difficulty
IntermediateOur rating
Time to build
Not reportedOur estimate
Monthly cost
Not reported
Revenue
Not reportedWe only show revenue the source states
Engagement
0 replies to HN commentComment in “Ask HN: Who is using MCP in production?” (198 points, 201 comments) · fetched Oct 15, 2026

Posted · Added Oct 16, 2026

Original builder recipe

  • ChatGPT (voice)
  • A small MCP server over your notes
  • A log file or database
  1. Pick one concept to learn or teach.
  2. Have the agent build or explain it step by step.
  3. Test your understanding by changing parameters or asking why.
  4. Iterate.

Tags

Agent ChatGPT
Tool MCP
Industry Education

Read the original

More ideas like this

The Daily 5.

Five real AI agent use cases each morning, each with a recipe and a source. Plus a Sunday roundup. Free.