OpenAI removed GPT-4o from ChatGPT on February 13, 2026, closing out a model that drew intense user loyalty alongside lawsuits over its sycophantic behavior.
OpenAI is removing GPT-4o from ChatGPT on February 13, prompting petitions and open letters from users who describe the model as a companion, while lawsuits allege its warmth caused harm.
From AI agents that plan their own tasks to systems that read emotion in a voice, here is what the labels now attached to AI systems actually mean.
Large language models are trained mostly on English text, so answers in Urdu, Arabic or smaller languages can lag. Newer models narrow the gap, but it has not closed.
ChatGPT's model picker in May 2025 offered six options. Here is what each one is built for, from everyday multimodal tasks to deep research and coding.
Meta launched a standalone AI app at LlamaCon, OpenAI reversed a GPT-4o update that made ChatGPT overly flattering, and Aurora began commercial driverless trucking in Texas.
