AI Agent Costs Explained: Model Routing That Cuts Your Bill
Why agent projects die of API bills and how routing fixes it: the three-tier pattern, the escalation trick, and the costs people forget to meter.
AI Agents
How to design, deploy, and operate AI agents that do useful work — research, content, operations, and customer-facing tasks.
5 AI Agent Use Cases for Small Businesses (With the Architecture)
Five agent use cases ordered by mistake-cost, each with the architecture that makes it reliable — research, content ops, triage, reporting, and the pipeline operator.
How to Build Your First AI Agent (That Does Real Work)
Five reliability principles from production agents, applied to a concrete first build: a daily research agent with guards, checkpoints, and model routing. No framework required.