Skill Claude CodeCodex
Spawn Claude Opus 5 or Fable 5 as an external subagent through the Claude Code CLI, supervised by exactly one GPT-5.6 Sol low-effort babysitter. Use automatically when the user says "spawn Opus 5", "spawn Fable 5", asks for an Opus 5 or Fable 5 sub-agent, or asks Codex to delegate a task to either Claude model.