The tech giant is reportedly using its own AI models for some AI prompts in its Excel and Outlook software.

Microsoft replaces OpenAI and Anthropic AI with its own models. Anthropic's valuation hitting $1.25T by December 31 at 90.5% YES.

Microsoft is replacing OpenAI and Anthropic with its MAI models in Excel, Outlook and more to cut AI costs and reduce reliance on external AI providers.