In a blog post, OpenAI said that will sunset “GPT‑4o, GPT‑4.1, GPT‑4.1 mini, and OpenAI o4-mini” by February 13, 2026. The company acknowledged, though, that the retirement of GPT-4o deserved “special context” — which it certainly does. Users, many of whom were deeply emotionally attached to GPT-4o, revolted, prompting OpenAI to quickly raise GPT-4o from the dead. Following both litigation and reporting about AI-tied mental health crises and deaths, OpenAI has promised a number of safety-focused changes, including strengthened guardrails for younger users. “Retiring models is never easy, but it allows us to focus on improving the models most people use today.”More on GPT-4o: ChatGPT Killed a Man After OpenAI Brought Back “Inherently Dangerous” GPT-4o, Lawsuit Claims