Model presets codexresponses

Model Alias	Maps to
codexplan	codexresponses.gpt-5.4
codexplan51	codexresponses.gpt-5.1-codex
codexplan52	codexresponses.gpt-5.2-codex
codexplan53	codexresponses.gpt-5.3-codex
codexspark	codexresponses.gpt-5.3-codex-spark