Caught the massive OpenAI Codex model leak on video before it was patched! (GPT-5.5, Arcanine, Glacier-alpha)

Hey everyone, I opened up Codex today and was greeted by this massive list of unreleased and internal models. I managed to get a screen recording of the dropdown right before OpenAI seemingly realized the mistake and patched it out. It looks like they accidentally pushed their internal staging/dogfooding environment to production. Check out some of the tooltips from the video: GPT-5.5 & oai-2.1: "Latest frontier agentic coding model" Arcanine: "Frontier model with legendary appetite for st