learn-harness-engineering

Open source

Project-based course teaching harness engineering to build reliable AI coding agent environments and control loops.

17kMIT

Harness engineering beginner tutorial, from 0 to 1

Pros

+14 lectures and 8 hands-on projects covering agent harness design
+Available in 15 languages with full translation coverage
+Includes reverse-engineering breakdowns of Claude Code, Codex, Pi, and DeepSeek harnesses

Target audience: Developers and AI engineers who want to learn how to design reliable harnesses and control loops for AI coding agents.

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