| name | julien-workflow-advice-codex |
| description | Get OpenAI Codex CLI's opinion on code, bugs, or implementation. Use when you want a second AI perspective during coding sessions. |
| triggers | ["ask codex","codex opinion","codex review","what does codex think","demande à codex","avis de codex","codex pense quoi","get codex feedback","codex second opinion","openai codex review"] |
Ask Codex
Get feedback from OpenAI's Codex CLI on code, bugs, or implementation approaches.
Prerequisites
Observability
First: At the start of execution, display:
🔧 Skill "julien-workflow-advice-codex" activated
- Codex CLI installed:
npm install -g @openai/codex
- Authenticated:
codex login or sign in with ChatGPT account
- Verify:
codex --version
When to Use
- Want a second opinion on code quality
- Need bug analysis
- Code review before commit
- Performance optimization suggestions
How to Invoke
The user will ask something like:
- "ask codex what it thinks about this code"
- "get codex's opinion on this implementation"
- "fais reviewer ce fichier par codex"
Execution
For file review (non-interactive)
codex exec "Review <file_path> and provide 3 specific improvements for production"
For bug analysis
codex exec "Analyze <file_path> for potential bugs and edge cases"
For dedicated code review
codex review
Note: codex review opens an interactive review session - use codex exec for non-interactive feedback.
Output Format
Present Codex's response clearly to the user. If Codex suggests improvements, summarize them as actionable items.
Examples
File review
User: "demande à codex de reviewer le benchmark"
codex exec "Review scripts/benchmark-semantic-router.py for improvements and potential issues"
Bug analysis
User: "ask codex to find bugs in this file"
codex exec "Analyze scripts/semantic-skill-router.py for potential bugs, edge cases, and error handling gaps"
Troubleshooting
| Error | Cause | Fix |
|---|
codex: command not found | CLI not installed | npm install -g @openai/codex |
Not authenticated | Not logged in | Run codex login |
Model not available | Account tier issue | Check ChatGPT subscription |
| Response timeout | Large codebase | Use specific file path, not whole repo |
Notes
- Default model: GPT-5.1 Codex Max
- Supports reasoning levels
codex exec for non-interactive (scripted) usecodex review for interactive review session- Timeout: allow up to 60s for response
Skill Chaining
Input Expected
- File path to review, OR
- Bug analysis request from user
Output Produced
- Format: Markdown feedback from Codex
- Side effects: None (read-only)
Compatible Skills
- Can be used alongside
julien-workflow-advice-gemini for multiple AI opinions
- Use after writing code, before commit
Tools Used
Bash (usage: run codex CLI command, timeout 60s)
