PANews reported on February 21 that according to The Verge, Microsoft is preparing for OpenAI's latest model, and GPT-4.5 is expected to be released as early as next week, and Microsoft expects GPT-5 to be released in late May. The updated GPT-5 will make major improvements to the way ChatGPT is used, unifying OpenAI's o series and GPT series models to reduce user confusion in choosing models.