Drive parametric CAD from agents over MCP
An open-source Rust parametric CAD tool supports MCP so agents can build models.
Check kids’ homework and unlock a treat drawer
A developer built a Gemini agent with Google’s ADK that checks children’s homework from the camera and unlocks a candy drawer as a reward.
- Difficulty
- AdvancedOur rating
- Time to build
- Not reportedOur estimate
- Monthly cost
- Not reported
- Revenue
- Not reportedWe only show revenue the source states
- Engagement
- 7 X likes0 replies · 0 reposts · fetched Oct 15, 2026
What they did
The agent visually verifies homework, tracks task state across turns and controls a lock.
How it went
Featured by DEV Community.
Worth knowing
A fun project, not a substitute for checking the work.
Builder recipe
Our own starting point, written from the source. Adapt it to your setup.
Stack
- Gemini
- Google ADK
- A smart lock
Steps
- List the devices and data sources.
- Have the agent write the integration code.
- Test on one device first.
- Automate and monitor.
Starter prompt
Tags
Read the original
- X: x.com/ThePracticalDev/status/2057815246702543068 ↗ (opens in new tab) May 22, 2026 · 7 likes, 0 replies, 0 reposts (fetched 2026-10-15)
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