Microsoft is preparing for major updates from OpenAI regarding the release of GPT-4.5 and GPT-5 models.OpenAI's GPT-4.5 model, codenamed Orion, is expected to be more powerful than the previous version, GPT-4.Microsoft is set to receive the GPT-5 code in May, with plans to integrate it with OpenAI's reasoning models.OpenAI aims to achieve artificial general intelligence (AGI) and streamline the various AI models available on its platform.