ChatGPT: OpenAI to discontinue GPT-4o and older models
OpenAI says it will remove GPT-4o and three other older models from ChatGPT on February 13, 2026, as it shifts more users to its newer GPT-5.2 experience. The change affects model options inside ChatGPT, not the company’s developer API. In its January 29 announcement, OpenAI said GPT-4o, GPT-4.1, GPT-4.1 mini, and OpenAI o4-mini will be.
