Use when the user asks to run Codex CLI (codex exec, codex resume) or references OpenAI Codex for code analysis, refactoring, or automated editing
Executes OpenAI Codex CLI tasks by configuring model, reasoning effort, and sandbox mode based on user prompts. Triggers when users request Codex CLI operations or reference OpenAI Codex for code analysis, refactoring, or automated editing.
/plugin marketplace add rafaelcalleja/claude-market-place/plugin install codex-cli-skill@claude-market-placeThis skill inherits all available tools. When active, it can use any tool Claude has access to.
AskUserQuestion) which model to run: gpt-5.1 or gpt-5.1-codex or gpt-5.1-codex-max or gpt-5.1-mini.AskUserQuestion) which reasoning effort to use: low, medium, or high.--sandbox read-only unless edits or network access are necessary.-m, --model <MODEL>--config model_reasoning_effort="<low|medium|high>"--sandbox <read-only|workspace-write|danger-full-access>--full-auto-C, --cd <DIR>--skip-git-repo-checkcodex exec resume --last via stdin. IMPORTANT: When resuming, you CANNOT specify model, reasoning effort, or other flags—the session retains all settings from the original run. Resume syntax: echo "your prompt here" | codex exec resume --last| Use case | Sandbox mode | Key flags |
|---|---|---|
| Read-only review or analysis | read-only | --sandbox read-only |
| Apply local edits | workspace-write | --sandbox workspace-write --full-auto |
| Permit network or broad access | danger-full-access | --sandbox danger-full-access --full-auto |
| Resume recent session | Inherited from original | echo "prompt" | codex exec resume --last (no flags allowed) |
| Run from another directory | Match task needs | -C <DIR> plus other flags |
codex command, immediately use AskUserQuestion to confirm next steps, collect clarifications, or decide whether to resume with codex exec resume --last.echo "new prompt" | codex exec resume --last. The resumed session automatically uses the same model, reasoning effort, and sandbox mode from the original session.codex --version or a codex exec command exits non-zero; request direction before retrying.--full-auto, --sandbox danger-full-access, --skip-git-repo-check) ask the user for permission using AskUserQuestion unless it was already given.AskUserQuestion.