Field Notes
AirFlow Field Notes
Operator-grade content on AI automation, workflow design, and the specific systems that give founders their time back. No theory. Just what works.
Latest Posts
AI Agent vs Virtual Assistant: A 2026 Cost-Benefit Breakdown
A side-by-side look at a full-time virtual assistant versus an AI agent across 11 operational tasks, where each wins, the hybrid model, and a 3-year cost comparison. Illustrative, not a guarantee.
Custom AI vs Off-the-Shelf Tools: The Compound Edge Argument
Off-the-shelf AI tools are a commodity your competitors can buy too. Here is the honest case for building custom workflows past $1M: what compounds, what does not, and how to reason about breakeven without invented numbers.
How to Build a Production-Grade AI Workflow With Real Evals
A practical guide for technical operators tired of brittle automations: the four silent failure modes, a 20-example eval harness, error routing and retries, and a four-layer reliability stack with a pre-production checklist.
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