How to Run a Mixed-Model AI Agent Team in TypeScript? (opens in new tab)

A practical walkthrough that takes you from a single-model team baseline to a mixed-provider production setup with live cost and latency monitoring, using open-multi-agent, the TypeScript-ecosystem answer to CrewAI. If you have ever priced out a multi-agent system that runs on a single frontier model, you already know the trap. You wire up three agents, plan, build, review, and the monthly bill can hit hundreds of dollars at modest cadence (100 runs/day) and climb past four figures at product...