Microsoft Use of Anthropic AI Models Creates Concerns for Tenants

On September 24, Microsoft announced that Anthrophic LLMs could be used with the Copilot Researcher agent and to build agents with Copilot Studio. Although it’s great to enable choice so that customers can choose the AI model they prefer, questions about data security, lack of support for compliance solutions, and adherence to standards like the EU data boundary will concern Microsoft 365 tenants.

https://office365itpros.com/2025/09/26/anthrophic-copilot/