Build Your Own Design Harness: A Recipe to Feed Straight Into Your Coding Agent

floguo · x · 2026-09-11

At a Design x AI event hosted at Amplitude, the author demoed how to build a "design harness" — a reusable scaffold for evaluating AI-assisted design work — and wrote it up as an article designed to be pasted directly into any coding agent to reproduce the setup. A hands-on workflow from a practitioner, popularized via retweets praising the flow.

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