clarity forge book : Local AI coding agent done right

Every "ultimate AI coding stack" I see on this feed is a skill pack. A skill pack is a costume. It does not fix the thing that is actually broken. The thing that is actually broken is this: You typed *"add multi-tenancy to the billing service"* into your coding agent on Monday morning. Eight hours later, forty-three files are touched, half the tests are yellow, and you cannot honestly tell your tech lead what was decided, by whom, or against which constraint. The code looks fine. The intent is gone. No bundle of MCP servers fixes that. No "47 must-have prompts" PDF fixes that. No subscription to the prompt-of-the-week newsletter fixes that. What fixes it is splitting one job into two jobs — and routing the right tokens to the right model. **The Architect** is your frontier model. Opus. GPT-5. Sonnet 4.6+. It is expensive per token, and it should be — because the tokens it spends are the ones that decide *what* to build. Interview. Interrogate. Reconcile the new idea against the