## When to Use One Model and When to Use a Team of Agents When Codex is the right shape for the problem, when Claude Code is, and how I split 5 specialist agents between them on dense AI capacity work. On a recent AI capacity buildout, I scheduled a control plane node into an early cutover wave because the 2 week traffic snapshot I had of it looked effectively isolated. It was not. It was a monthly capacity reconciliation job. On the 21st it woke up, half the reconciliation now crossed a data center boundary, and pipeline latency moved from roughly 10 minutes to close to 60. - Observed…