OpenAI will start from Friday stop granting access Five older ChatGPT models, including the popular but controversial GPT-4o model.
The 4o model has been at the center of many lawsuits Regarding user self-harm, delusional behavior, and AI psychosis. It is made of OpenAI Highest Scoring Model for Sycophancy.
In addition to GPT-4o, the GPT-5, GPT-4.1, GPT-4.1 mini, and OpenAI o4-mini models have also been deprecated.
OpenAI intended to retire GPT-4o in August, when it unveiled it GPT-5 model. But at the time, there was enough response for OpenAI to keep the legacy model available to paid customers, who could choose to manually interact with that model. In a recent blog post, OpenAI reported that only 0.1% of customers are using GPT-4o, but for one company 800 million weekly active usersThat small percentage still amounts to 800,000 people.
has thousands of users Rally against retirement of 4oCiting his close relationship with the model.
