Everyone's building a "personal AI OS" right now. After months of trial and error, here's the structure that finally made mine actually scale ๐
My first version was one giant agent with a 2,000-word prompt trying to do everything. It was inconsistent and impossible to debug.
What actually worked: treat it like a company, not a chatbot.
๐ง 1 Orchestrator (the manager)
Its only job is to route tasks and hold context. It never does the actual work โ it decides WHO does it.
๐ฅ Narrow sub-agents (the employees)
One job each: Research, Writer, Data, Ops. A specialist with a 1-job prompt beats a generalist every time.
๐ Give every agent a "job description"
Each sub-agent gets its own skill / system prompt โ role, rules, output format. This is what makes the behavior consistent and repeatable.
๐ Hand off with structured data, not chat
Agents pass JSON between steps instead of free text. This one change killed ~80% of my handoff errors.
๐ One verifier at the end
A final agent whose only job is to check the work before it ships. Catches the hallucinations the others miss.
The result: instead of one flaky mega-prompt, I now have a team that's debuggable, swappable, and actually reliable.
If you're building your own AI OS โ what's your orchestrator running on? n8n, Claude Code, or custom? ๐