Host personal agents in sandboxes for cents a month
A bootstrapped YC founder explains how his sandbox service runs personal Claude Code and OpenClaw agents for about $0.05-$0.10 per free user a month.
Automate a friend’s browser-heavy workday with a learning agent
A developer automated a friend’s three daily browser tasks from about eight hours to 20 minutes.
- Difficulty
- AdvancedOur rating
- Time to build
- Not reportedOur estimate
- Monthly cost
- Not reported
- Revenue
- Not reportedWe only show revenue the source states
- Engagement
- No public countThe source shows no number
What they did
He used a custom MCP server and a forked browser MCP with per-tab queues, and the agent saves workarounds between sessions.
How it went
He reports about 300 hours saved over two months.
Worth knowing
Check the site’s terms before automating it.
Builder recipe
Our own starting point, written from the source. Adapt it to your setup.
Stack
- Browser MCP
- A coding agent
Steps
- Write down the manual process step by step.
- Automate the deterministic parts with plain workflow steps or scripts.
- Use the model only where judgment is needed, with confidence checks.
- Add alerts and a human fallback.
Starter prompt
Tags
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