**Microsoft Adds Anthropic AI to Copilot**
*By Mudit Dube | Sep 25, 2025, 10:54 AM*
Microsoft has announced the integration of Anthropic’s AI models into its Copilot assistant, marking a significant step in its AI strategy. This move aims to diversify Microsoft’s AI partnerships and reduce its sole reliance on OpenAI, the creator of ChatGPT.
Just weeks ago, Microsoft signed a deal to bring Anthropic’s AI technology into Office 365 apps such as Word, Excel, and Outlook. Now, with the latest update, Microsoft 365 Copilot users can choose between AI models from OpenAI and Anthropic, providing more options tailored to different needs.
**User Advantage: Choice Between OpenAI and Anthropic Models**
Microsoft 365 Copilot now supports OpenAI’s advanced deep reasoning models alongside Anthropic’s Claude Opus 4.1 and Claude Sonnet 4. This flexibility empowers users—especially business professionals—to select the AI model that best fits their tasks, whether it’s complex research, custom AI tool development, or enterprise-grade agent building.
**Model Integration: Tailored for Different Tasks**
Anthropic’s models bring specialized capabilities to Microsoft 365 Copilot:
– **Claude Opus 4.1** is optimized for complex reasoning, coding, and deep architectural planning.
– **Claude Sonnet 4** is designed for routine development tasks, large-scale data processing, and content generation.
By supporting both models, Microsoft offers enhanced versatility for AI-powered workflows inside its ecosystem.
**Feature Expansion: Copilot Studio and Researcher Get Claude Integration**
Beyond Copilot, Microsoft is also embedding Anthropic’s AI into Copilot Studio and Researcher tools. The inclusion of Claude Sonnet 4 and Opus 4.1 expands the functionality of these platforms, further enriching the user experience.
Charles Lamanna, President of Business & Industry at Microsoft’s Copilot team, highlighted the significance of this development in a recent blog post, stating it “advances our commitment to bring the best AI innovation from across the industry.”
With this integration, Microsoft continues to strengthen its position in AI-powered productivity, offering customers cutting-edge tools and greater choice in the rapidly evolving AI landscape.
https://www.newsbytesapp.com/news/science/microsoft-integrates-anthropic-s-claude-ai-into-copilot/story