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Microsoft to lessen reliance on OpenAI by buying AI from rival Anthropic


The move to diversify its AI partnerships by tapping the shoulder of OpenAI’s top rival comes as the AI company also pursues independence from Microsoft with its own AI infrastructure and a potential LinkedIn competitor.

The move means that Anthropic’s tech will help power new features in Word, Excel, Outlook, and PowerPoint alongside OpenAI’s, marking the end of Microsoft’s previous reliance solely on the ChatGPT-maker for its productivity suite. Microsoft’s move to diversify its AI partnerships comes amid a growing rift with OpenAI, which has pursued its own infrastructure projects as well as a and a potential LinkedIn competitor. Leaders at Microsoft believe Anthropic’s latest models – Claude Sonnet 4, specifically – perform better than OpenAI’s in certain functions, like creating aesthetically pleasing PowerPoint presentations.

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