Codex Grade Coding
by Roy Yuen
Turn your AI agent into a senior engineer with strict task classification and verification-driven coding protocols.
Free
Works with the AI tools you already use
About this skill
Level up your agent's engineering discipline
Codex-Grade Coding is a high-performance protocol designed to transform standard AI agents into disciplined senior engineers. It solves the common problem of "drift" and "over-coding" by enforcing a strict operational framework that prioritizes task classification, scope control, and evidence-based verification.
What it does
Instead of jumping straight into code, this skill forces the agent to classify the task (Trivial, Standard, Risky, or Review) and select an appropriate "Verification Ladder" step. It constrains the agent to the narrowest viable change, preventing unnecessary refactors or "hallucinated cleanup" that often introduces bugs in complex codebases.
Why use this skill
While basic prompting might get the code written, Codex-Grade Coding ensures the work is proven. It is particularly effective for making smaller or less reliable models perform at a Much higher tier by providing a repeatable engineering bar. The output adheres to a strict "Final Answer Contract," making it easy for human developers to verify what was changed and why.
Supported workflows
- Bug Fixes: Mandatory reproduction steps before applying fixes.
- Refactoring: Forced proofs that behavior remains unchanged.
- Code Reviews: Findings prioritized by correctness and regression risk.
- Benchmarking: Includes a rubric to score agent performance on scope discipline and hallucination control.
Details
How to install
Drop the file into your AI Agent. Works with Claude, Cursor, ChatGPT, and 20+ more.
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