LangGraph multi-agent concepts
Agents do the work. People make the calls.
Three problems a lean internet provider has described in public, and a design for an agent team that takes on each one, with a human checkpoint before anything real happens.
A small team can run a lot of agents in parallel. The hard part is keeping a person in charge without making that person the bottleneck.
Where to go.
Each problem has its own short pages: the problem, the agents, how it runs, the data, and the rules.
5 pages
Approvals
An agent team ships fast, and every ticket waits on one person's phone.
5 pages
Hidden faults
The network looks up and speed tests pass, but customers can't watch TV.
6 pages
Quiet churn
Customers leave without complaining twice. Find them, fix the real reason.
5 pages
Shared design
One pattern, one data path, one inbox and one set of rules for all three.
2 pages
Plan
What gets built first, with what, and what it deliberately leaves out.