On the list of upcoming models are GPT-4.1 and smaller versions like GPT-4.1 mini and nano ... It depends on the nature of the program. While ChatGPT can write workable Python code, it can ...

possibly called "o4-mini", "o4-mini-high" and "o3". Right now, ChatGPT has as many as five models, including GPT 4o (the non-reasoning model), GPT 4.5 (another non-reasoning model but with greater ...