GitHub tutorial with 15k stars teaches engineering reliable AI coding agents
tom_doerr · x · 2026-09-20
learn-harness-engineering by walkinglabs (15.4k stars, 1.5k forks) is a project-based course on building the environment, state management, verification, and control mechanisms that make AI coding agents work reliably.
- Framework of five subsystems: instructions, tools, environment, state, feedback
- New section reverse-engineers how four frontier products build real harnesses, e.g. Pi's minimal kernel, programmable expansion, and context engineering approach
- Available in 15 languages including Simplified Chinese
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