OpenAI to Retire API Access for Advanced AI Model GPT-4.5
OpenAI has announced that their most powerful AI model to date, GPT-4.5, will soon be discontinued for developers using their API (Application Programming Interface). This change will take effect on July 14, 2025. GPT-4.5 was only launched in late February. For developers who have been using GPT-4.5 in their applications, OpenAI recommends switching to their