Harness

AI & LLM

Jason Yang · 22 Jul, 2026

Claude Code's /goal decides it's done from the worker's self-report. Add a Stop hook that verifies completion with exit codes, not the model's word.

AI & LLM

Jason Yang · 09 Jul, 2026

What an AI harness is and how to build one — validation, gates, and Generator ≠ Evaluator separation at each stage of the SDLC.

AI & LLM

Jason Yang · 08 Jul, 2026

AI engineering is more than prompts. A practical frame — prompt, context, harness, loop — walked through one example: an AI that reviews every PR.