In a major expansion of its cloud partnerships, OpenAI signed a $38 billion deal with Amazon Web Services to train and run ...

Now, that all seems to have resolved itself in Microsoft's favor. On Tuesday, OpenAI said it completed its recapitalization ...

Microsoft and OpenAI unveil a deal extending IP rights, adding independent AGI verification, and giving both sides more ...

Inside Microsoft’s earnings was a charge that caught analysts by surprise: a $4.1 billion hit on its investment in OpenAI.

The software giant is giving longtime backer Microsoft a 27% ownership stake worth about $135 billion as part of the ...

Microsoft emerges as the winner with significant concessions that make its original OpenAI investment well worthwhile.

In the new agreement, Microsoft gets a 27% stake in OpenAI's for-profit business, the OpenAI Group PBC, worth around $135 ...

Microsoft will still hold a stake of about $135 billion, or 27%, in OpenAI Group PBC, which will be controlled by ...

The deal removes a major constraint on raising capital for OpenAI, which was founded as a nonprofit AI safety group.

OpenAI has become a public benefit corporation, giving Microsoft a 27% stake and long-term access to research methods ...

Altman recently revealed that the company's multi-billion-dollar partnership with Microsoft has been instrumental to its ...

Microsoft has bought so many GPUs to feed the AI boom that it doesn’t have enough power, or finished data centers, to plug ...