Codex CLI Delegation

Skill by ara.so — Codex Skills collection.

Overview

The Codex CLI (codex) is a command-line tool that enables automated code analysis, refactoring, editing, and agentic workflows using OpenAI's GPT models with specialized code-understanding capabilities. This skill enables AI coding agents to delegate tasks to Codex for multi-file operations, complex refactoring, and autonomous code editing.

Key capabilities:

• Execute one-off prompts with codex exec
• Resume interactive sessions with context persistence
• Multi-file code analysis and editing
• Automated git integration and safety checks
• Configurable sandbox modes (read-only, edit, full)
• Model selection and reasoning effort tuning

Prerequisites

Verify Codex is installed and configured: