🏗️ Building High-Quality AI Agents 🤖 — A Comprehensive, Actionable Field Guide 📘

A synthesis of hard-won lessons from Claude Code, OpenHands, SWE-agent, GoClaw, Nanobot, PicoClaw, and the emerging discipline of harness engineering . This is the guide we wish existed when we started building agents. The goal: an AI agent that is fast, scalable, capable, reliable, efficient, and secure — not by accident, but by design. 📖 How to read this guide Read top-to-bottom for the full mental model. Each section builds on the previous one. Skim the boxes if you only want the takeaways —