On October 14, it's time to say farewell to GPT-5.5 in ChatGPT, ChatGPT Work, and Codex across all plans.
If you use GPT-5.5 in Codex, switch to GPT-5.6 Sol or GPT-6 Astra.
Thanks for everything, 5.5 🫡
GPT-5.5 retires October 14 across ChatGPT, ChatGPT Work, and Codex
AISummary
OpenAI will retire GPT-5.5 in ChatGPT, ChatGPT Work, and Codex on October 14 across all plans. Codex users who rely on GPT-5.5 are advised to switch to GPT-5.6 Sol or GPT-6 Astra.
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Source: ChatGPT · x.comPublished · added here