OpenAI officially retires GPT-4o and legacy models from ChatGPT

OpenAI officially retired the GPT-4o model on February 13, removing it and several other older versions from the ChatGPT interface. The decision follows a January announcement detailing the discontinuation, which also affected GPT-5, GPT-4.1, GPT-4.1 mini, and OpenAI o4-mini. The company had previously delisted GPT-4o in August to prioritize the newer GPT-5 model, but user […]