Interfaces where agents think out loud

An AI Frontend Engineer's Guide to Building the Best AI-Assisted Coding Setup

Months of what worked and what didn't — context engineering, spec-driven development, sub-agents, skills, and harness engineering, plus what the research actually says about token cost.

I'm writing this after months of playing around with what works and what doesn't. Consider these notes on what failed, and what actually sped up my development process. We'll talk about setting up your entire process so that all you need is a CLI, and all you should be doing is <Highlight>writing sentences in English</Highlight>. But before everything — here's a pre-cap on the terms you need to be aware of. A Quick not-so-technical Ramp-up CLI: a command line interface, which is where we'll be writing our prompts.…