GPT‑4o Steps into History: OpenAI Announces Discontinuation of Multiple Large Models
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Author:小编   

On January 30th Beijing time, OpenAI announced that it would discontinue multiple models in its ChatGPT chatbot starting from February, including GPT-4o, GPT-4.1, GPT-4.1mini, OpenAI o4-mini, as well as the previously announced GPT-5Instant and GPT-5Thinking. Currently, only 0.1% of users are still using GPT-4o, with the vast majority having switched to GPT-5.2.