OpenAI Mystery Model GPT-2 Mentioned Again by Sam Altman, or Prepared for End Side

Sam Altman mentioned OpenAI's mysterious model several times, and it is speculated that it may be GPT-4.5 or GPT-5; the model may be targeted at mobile devices, with excellent performance and low consumption, similar to the Microsoft Phi-3 series; the development of a large model for mobile needs to take into account the size of the parameters, the efficiency of the inference, and other factors, and OpenAI may be cooperating with Apple to develop a model for iOS 18. (AIGC Open Community)