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What happened in Microsoft Cuts OpenAI and Anthropic Spend, Shifting Copilot Workloads to In-House MAI M…?
Microsoft is reducing its reliance on OpenAI and Anthropic by routing thousands of monthly Copilot prompts in Excel and Outlook to its in-house MAI models.
Where does this news come from?
The primary source is Microsoft Investor Relations (https://www.microsoft.com/en-us/investor/). This page adds a practitioner analysis for engineering and technology leaders and links to the source so readers can check the original.
Who wrote this analysis and when?
Written by Vatsal Shah, an AI Leader and Solution Architect based in Ahmedabad, India, and published on July 7, 2026. Reading time is 5 min read.