Link:hanakoxbt
Five Layers: A Blueprint and Course for Agent Engineering
The 'Five Layers' online course by hanakoxbt structures AI agent development into five complementary tiers: prompt, context, harness, loop, and graph engineering. Eschewing heavy external frameworks, it focuses on self-contained templates, configuration files, and predictable workflows to make LLM agents production-ready.
From X post: Evals vs. Loops: Why Post-Hoc Checks Fail to Fix Agent Workflows