Microsoft Ditches OpenAI for In-House AI in Key Apps

Microsoft begins replacing OpenAI and Anthropic with its own AI models in popular applications like Excel and Outlook to reduce costs.

Microsoft is transitioning from OpenAI and Anthropic to its own AI models in Excel and Outlook.
The move aims to cut costs while handling tens of thousands of AI prompts weekly.
This shift marks a significant change in how Microsoft integrates AI into its software products.