Let agents find US doctors with checkable evidence over MCP
A developer built a remote MCP server with 1.2M US physicians, Medicare procedure volumes and facts from hospital sites.
Study by voice with ChatGPT grounded in your own course materials
A learner built a small MCP service that feeds course content to ChatGPT for voice study sessions and logs progress.
- 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
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.
Builder recipe
Our own starting point, written from the source. Adapt it to your setup.
Stack
- ChatGPT (voice)
- A small MCP server over your notes
- A log file or database
Steps
- Pick one concept to learn or teach.
- Have the agent build or explain it step by step.
- Test your understanding by changing parameters or asking why.
- Iterate.
Starter 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.Tags
Read the original
- Hacker News: news.ycombinator.com/item?id=49559151 ↗ (opens in new tab) Sep 4, 2026 · HN comment, 0 replies, thread: 198 points, 201 comments (fetched 2026-10-15)
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