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These notes summarize Isuru Wijesiri’s Awesome Harness Engineering Guide. For the complete guide, see the Harness Engineering 101 guide.
1. Introduction to Harness Engineering
2. The Agent Loop and Caching
3. Context and Subagents
4. Steering and Background work
5. Frameworks, Extensions and Debugging
6. Reflexes and Guardrails
7. RAG - Retrieval as Context Selection
8. One Harness, Many Brains
9. Retries, Rate Limits and Streaming