Microsoft Corp., looking to reduce AI costs, is starting to replace OpenAI and Anthropic with its own models in software ...

Microsoft is replacing OpenAI and Anthropic with its MAI models in Excel, Outlook and more to cut AI costs and reduce ...

Microsoft replaces OpenAI and Anthropic AI with its own models. Anthropic's valuation hitting $1.25T by December 31 at 90.5% ...

Microsoft is the latest Silicon Valley giant to cut back on its AI spending.

Microsoft is routing some app features to its in-house MAI models instead of OpenAI and Anthropic, chipping away at its reliance on partners.

Microsoft is reportedly ditching OpenAI's and Anthropic's AI models in favor of its own to cut costs - SiliconANGLE ...

Microsoft has reportedly begun deploying its own AI models across some of its most widely used productivity applications.

The worst-performing "Magnificent Seven" stock of 2026 owns about a quarter of one of the biggest IPOs in the pipeline.

Microsoft is the latest tech company to form a business focused on helping customers understand and implement artificial intelligence.

OpenAI's multi-billion-dollar infrastructure agreement with Amazon potentially violated an exclusivity clause with Microsoft. What were once negative feelings behind closed doors have now been ...

Microsoft used Build 2026 to launch seven in-house MAI models, new Cobalt 200 silicon and the Majorana 2 quantum chip, a clear move to depend less on OpenAI.

Microsoft Corp, looking to reduce artificial intelligence (AI) costs, is starting to replace OpenAI and Anthropic with its ...