GPT-5.2 and GPT-5.3-Codex have been sunset in Codex with ChatGPT subscriptions

If it were reasonably priced and delivered comparable work, no one would say a word. 5.3 Codex is a highly demanded model with an ideal price-to-performance ratio. It would have been simpler to just remove 5.4, keeping what became important and convenient for the community.