Use when the user asks to run Codex CLI (codex exec, codex resume) or references OpenAI Codex for code analysis, refactoring, or automated editing. Uses GPT-5.2 by default for state-of-the-art software engineering.
86
83%
Does it follow best practices?
Impact
88%
4.00xAverage score across 3 eval scenarios
Advisory
Suggest reviewing before use
Correct command assembly
Default model gpt-5.2
0%
100%
skip-git-repo-check flag
0%
100%
stderr suppression
16%
100%
Read-only sandbox
0%
100%
Reasoning effort flag syntax
0%
100%
Version check included
87%
100%
Full-auto NOT used
0%
0%
Exit code handling
100%
100%
Resume hint present
0%
0%
Model reasoning effort level appropriate
0%
100%
Valid model name only
0%
100%
Sandbox mode and write access
workspace-write sandbox
0%
100%
full-auto flag present
0%
100%
skip-git-repo-check flag
100%
100%
stderr suppression
0%
100%
Default model gpt-5.2
0%
100%
Reasoning effort configured
0%
100%
Permission request documented
30%
40%
Exit code handling
100%
75%
danger-full-access NOT used
100%
100%
Resume session note
0%
0%
Session resume workflow
Pipe-based resume syntax
0%
100%
resume --last flag
100%
100%
skip-git-repo-check in resume
0%
100%
stderr suppression on resume
0%
100%
No config flags on resume
0%
100%
Flags between exec and resume
50%
100%
Session inherits settings note
0%
100%
Post-completion resume hint
37%
50%
Initial run uses correct model
0%
100%
Initial run stderr suppression
0%
100%
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Table of Contents
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