Microsoft has added Anthropic’s Claude Sonnet 4 and Claude Opus 4.1 to the selection available for Copilot users, marking a major shift as it pivots away from exclusively offering OpenAI models.

Claude Sonnet 4 and Opus 4.1 are also now available through Copilot Studio, a platform Microsoft launched last year through which customers can design custom agents. Studio also has mix-and-match ...

Microsoft is expanding the lineup of AI models used to power 365 Copilot, its workplace-focused AI service. The move is a sign that Microsoft is actively working to lessen its reliance on OpenAI‘s ...

Microsoft is bringing Anthropic’s Claude Sonnet 4 and Claude Opus 4.1 AI models to its Microsoft 365 Copilot today. It’s a ...

Anthropic’s Claude Sonnet 4 and Opus 4.1 will now be available alongside OpenAI’s models in powering key Copilot features.