Wednesday, February 4, 2026

OpenAI axes ChatGPT fashions with simply two weeks’ warning • The Register


OpenAI is sunsetting a few of its ChatGPT fashions subsequent month, a transfer it is aware of “will really feel irritating for some customers.”

GPT‑4o, GPT‑4.1, GPT‑4.1 mini, and OpenAI o4-mini are on the way in which out on February 13, alongside GPT-5 (Immediate and Pondering). The retirements apply to ChatGPT. “Within the API, there are not any modifications presently,” the corporate said.

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It is not the primary time OpenAI has tried to tug the plug on GPT-4o – the mannequin was deprecated final 12 months following the rollout of GPT-5. Nonetheless, the subsequent outcry resulted in a U-turn, and OpenAI restored each the mannequin and the flexibility to pick out it.

Based on OpenAI, customers “most well-liked GPT‑4o’s conversational model and heat,” prompting it to tweak subsequent releases. Most utilization is now on GPT-5.2, with solely 0.1 % of customers selecting GPT-4o every day.

After the furor, OpenAI boss Sam Altman mentioned of GPT-4o: “If we ever do deprecate it, we’ll give loads of discover.” Affirmation of the most recent modifications is dated January 29, that means there are two weeks earlier than the mannequin will likely be pulled from ChatGPT.

The response has been significantly extra muted in comparison with final 12 months’s deprecation try. One person on Reddit grumbled: “This sucks. I nonetheless use 4o day by day. It simply has a distinct persona and offers higher nuance to sure questions. I will use 5.2 as nicely, however it would not change 4o. I do not see why they can not simply depart it nicely alone.”

However contemplating the low utilization ranges and the actual fact most customers could have caught with the defaults and gone nowhere with GPT-4o, the choice is comprehensible, regardless of the comparatively quick discover.

“Adjustments like this take time to regulate to… and we did not make this determination evenly,” OpenAI mentioned.

In all probability finest to not get too hooked up to that AI digital buddy. You by no means know when any individual would possibly determine that the time has come to decommission it. ®

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