codex

原文涵盖的主题

• Codex Skill Guide
• Running a Task
• Quick Reference
• Model Options
• Following Up
• Error Handling
• CLI Version

1. Default to gpt-5.2 model. Ask the user (via AskUserQuestion) which reasoning effort to use (xhigh,high, medium, or low). User can override model if needed (see Model Options below). 2. Select the sandbox mode required for the task; default to --sandbox read-only unless edits or network access are necessary. 3. Assemble the command with the appropriate options: -m, --model --config modelreasoningeffort=" " --sandbox --full-auto -C, --cd --skip-git-repo-check 3. Always use --skip-git-repo-check. 4. When continuing a previous session, use codex exec --skip-git-repo-check resume --last via stdin. When resuming don't use any configuration flags unless explicitly requested by the user e.g. if he species the model or the reasoning effort when requesting to resume a session. Resume syntax: echo "your prompt here" | codex exec --skip-git-repo-check resume --last 2>/dev/null. All flags have to be inserted between exec and resume. 5. IMPORTANT: By default, append 2>/dev/null to all codex exec commands to suppress thinking tokens (stderr). Only show stderr if the user explicitly requests to see thinking tokens or if debugging is needed. 6. Run the command, capture stdout/stderr (filtered as

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