Ultra Codex AGENTS.md is a lightweight global instruction template for Codex users. It uses four rules to constrain the most common failure modes of AI coding agents: writing without thinking things through, overengineering, making arbitrary changes, and delivering without verification.
Latest release codex — v1.0.0 — Golen Rules Release · 24 Apr 2026
1 file for Codex and OpenCode: ultra-codex-agents.md AGENTS.md — 281 tokens loaded in every session.
AGENTS.md A 281 tok These files are keithhegit/ultra-codex-agents.md's own configuration — they tell Codex and OpenCode how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.