Illustration by Tag Hartman-Simkins / Futurism. Source: Mandel Ngan / AFP via Getty Images OpenAI announced on Thursday that it would retire GPT-4o — an especially warm, sycophantic version of the chatbot at the heart of a pile of user welfare lawsuits, including several that accuse OpenAI of causing wrongful death — along with several other older versions of the chatbot. In a blog post, OpenAI said that will sunset “GPT‑4o, GPT‑4.1, GPT‑4.1 mini, and Open