Microsoft is allegedly planned to start using anthropical models for powering some of the Copylot Office 365 features

Microsoft is allegedly planned to start using an anthropic last claude models in order to power some of the bastard characteristics in its office 365 applications. In the report Posted on Tuesday, The Info He said the technically DIV would announce the change “in the coming weeks.” Microsoft currently relies on Openai technique to power most AI functions found within words, Excel, Outlook and PowerPoint.

As an outsider overlooking Microsoft’s hugging anthropic models, it seems to signal the deepening of the division between the company and Openai. Microsoft is AI Laboratory the largest investorand was an integral for rehinating Altman itself as the executive officer following Short assault in 2023 years. However, in recent months reports a growing stalemate between the two in the Openai Plan negotiations to Restructure is for a profit division as a Corporation in public corrivion were mixed.

For its part, Microsoft denied the move is motivated by animosity. “As we said, Openai will still be our partner at border models and remain dedicated to our long-term partnership,” said the company spokesman Info.

However, the decision is likely that unwanted news for Openai will happen. Info Microsoft reports at least partially motivated by the fact that he believes Claude 4 Sonnet “Better behaves in subtle but important ways” than GPT-5. For example, The information is The source said that the anthropic model tends to generate “aesthetically pleasant” presentations of PowerPoint. Significantly, it comes from an older model and one that is not an anthropic leading ship.

Anthropic did not immediately answer the request for Engadgets’ comments. Toward InfoMicrosoft does not plan to charge more for access to anthropic models in Office 365, with the set Copylot prices to stay $ 30 per user per month. It was observed because the company will pay Amazon to access Claude Sonnet 4 Through the AWSAnthropic’s primary cloud provider. As part of an investment in Openai, Microsoft can access the company’s models without additional costs.