How I vibe-coded an LLM Decision Council that beats GPT-5.2-pro for executive work

Nine months ago I tried building an LLM council with ChatGPT‑4.1 and 4o to help me build executive deliverables and make decisions in my role. I got part of the way there, but the project stalled. When Andrej Karpathy shared his LLM Council build , it was the nudge to dust off the old designs and see how far I could push some of the new coding specialist models - OpenAI Codex Max and Claude Opus…