ChatGPT's fans have developed intense attachments to some of the "personalities" exhibited by the company's large language models (LLMs) — and as such, many were in a state of panic when the choice to switch between models like GPT-4o, 4.5, and others was abruptly taken away after the release of GPT-5.

OpenAI briefly kiboshed the model picker option from ChatGPT as part of the launch of GPT-5, its long-awaited new LLM, which essentially forced everyone to use the latest model whether they liked it or not.

So unpopular was the decision to remove access to all previous models, as flagged by The Verge, that within a single day of GPT-5's launch, OpenAI CEO Sam Altman was forced to walk back the decision and bring back 4o, one of the more recent models, for paid subscribers.

Prior to that r

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