As OpenAI Pulls Down the Controversial GPT-4o, Someone Has Already Created a Clone
Jaap Arriens/NurPhoto via Getty Images OpenAI is finally sunsetting GPT-4o, a controversial version of ChatGPT known for its sycophantic style and its central role in a slew of disturbing user safety lawsuits. GPT-4o devotees, many of whom have a deep emotional attachment to the model, have been in turmoil — and copycat services claiming to recreate GPT-4o have already cropped up to take the model’s place. Consider just4o.chat, a service that expressly markets itself as the “platform for people who miss 4o.” It appears to have been launched in November 2025, shortly OpenAI warned developers that GPT-4o would soon be shut down. The service leans explicitly into the reality that for many users, their relationships with GPT-4o are intensely personal. It declares that was “built for” the people for whom updates or changes to different versions of GPT-4o were akin to a “loss” — and not the loss of a “product,” it reads, but a “home.” “Those experiences weren’t just ‘chatbots,’” it reads, in the familiar rhythm of AI-generated prose. “They were relationships.” In social media posts, it …
