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Loop Engineering and Agent Harnesses

Harness design, context management, subagent orchestration, evaluation-as-steering, and the Claude Agent SDK — the infrastructure layer that makes agents reliable.

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14 lessons
  1. 1. What Is a Harness9 min
  2. 2. The Inner Agentic Loop9 min
  3. 3. Context Management at Scale10 min
  4. 4. Turn-Based and Goal-Based Loops11 min
  5. 5. Time-based and proactive loops9 min
  6. 6. Evaluation-driven iteration9 min
  7. 7. Subagent architecture8 min
  8. 8. Dynamic workflows and fan-out9 min
  9. 9. State persistence and session management9 min
  10. 10. Circuit Breakers and Safety6 min
  11. 11. Building with the Claude Agent SDK6 min
  12. 12. Custom Harness from Scratch6 min
  13. 13. Harness Evaluation and Optimization6 min
  14. 14. Capstone — a Loop-Engineered Agent9 min
  15. Key takeaways4 min
  16. How to get certified3 min
  17. Your certificate

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