Codex Exec Skill

Execute OpenAI Codex CLI prompts in non-interactive mode and return structured results. Enables Claude + Codex hybrid workflows.

Options

<prompt>          Required. The prompt to send to Codex CLI
--json            Return structured JSON Lines output
--output <path>   Save final message to file
--model <name>    Model override (default: Codex CLI default model)
--timeout <ms>    Execution timeout (default: 120000, max: 600000)
--full-auto       Enable auto-approval mode (codex -a full-auto)
--working-dir     Working directory for Codex execution
--effort <level>  Set reasoning effort level (minimal, low, medium, high, xhigh)
                  Maps to Codex CLI's model_reasoning_effort config
                  Default: uses Codex CLI's configured default
                  Recommended: xhigh for research/analysis tasks