codex

Review, challenge, or consult code diffs using the Codex CLI.

1|Updated Mar 15, 2026
One-click install
npx skills add https://github.com/westn/gstack-pi-port --skill codex-westn
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: codex
Source: https://github.com/westn/gstack-pi-port/tree/main/port/gstack/codex
Command: npx skills add https://github.com/westn/gstack-pi-port --skill codex-westn

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Provides an independent, blunt second opinion on code changes via the Codex CLI, helping teams validate diffs and prompts without bias.

Core Features & Use Cases

  • Review: run codex review to assess a diff against a baseline and yield a gate verdict.
  • Challenge: use codex challenge to adversarially test resilience, edge cases, and security assumptions.
  • Consult: ask codex anything with session continuity for follow-ups to get quick guidance.

Quick Start

Run the Codex wrapper against your current diff by selecting a mode (review, challenge, or consult) to get a second opinion.

Frequently Asked Questions about codex

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I get an independent second opinion on a code diff?▼

To get an independent second opinion on a code diff, you can use the Codex CLI to run a review against your baseline, yielding a gate verdict to validate changes without bias.

What is the best way to adversarially test code changes for edge cases?▼

Adversarial testing of code changes is handled by the challenge mode, which tests resilience, edge cases, and security assumptions using adversarial prompts within your Git workflow.

Do I need the Codex CLI installed to review my Git diffs?▼

Yes, you need the Codex CLI installed to review Git diffs, as the wrapper relies on it to assess project diffs, plan files, and repository state to drive output.

Can I ask general prompts about my repository state and keep session continuity?▼

Yes, you can ask general prompts about your repository state using consult mode, which provides quick guidance and maintains session continuity for follow-up questions.

How does a blunt AI code review challenge my security assumptions?▼

A blunt AI code review challenges security assumptions by independently evaluating your project diffs and adversarial prompts, providing an unbiased gate verdict rather than simple validation.