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.

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  • 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.

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