codex

Installation
SKILL.md

Codex Subagent

Session ID: ${CLAUDE_SESSION_ID} Output: ~/.claude/codex/${CLAUDE_SESSION_ID}/

Arguments

Task: $ARGUMENTS

Optional flags (only if user explicitly requests):

  • --model <model>: gpt-5.2-codex (default), gpt-5.2, gpt-5-mini, o3
  • --sandbox <mode>: read-only, workspace-write, danger-full-access

Omit flags to use user's config defaults.

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First Seen
Jan 26, 2026