Harness Engineering: making AI agent improvement a measurable discipline

Discussions highlight Harness Engineering as an emerging practice for production AI agents: build a test harness, change one variable at a time, and treat agent improvement as a measurable engineering problem rather than trial and error.

2026-09-15 ~ 2026-09-16 · 4 related posts

• Agent = Model + Harness: Google engineers show how failing tests rewrite the system prompt — Roger_M_Taylor · 2026-09-15
• Agent harness engineering: change one variable, test five pipeline stages — MaryamMiradi · 2026-09-16
• Harness Engineering: making production AI agent improvement an engineering discipline — MaryamMiradi · 2026-09-16

1 near-duplicate retellings: MaryamMiradi