It’s unclear exactly why Microsoft, OpenAI’s largest backer, is pulling back on US data centers. Microsoft has canceled leases in the US totaling “a couple of hundred megawatts,” or about ...

The major investor in OpenAI has been looking to cut ties as the two companies start looking more like competitors.

The European Union recently examined the partnership but stopped ... Microsoft has already taken steps to avoid further scrutiny, including giving up its observer seat on OpenAI's board.

Microsoft is accelerating its push to compete with OpenAI, its longtime collaborator, by developing its own powerful AI models and exploring alternatives to power products like Microsoft’s ...

What makes this move equally interesting is that it’s another step in the deteriorating, frenemies relationship between Microsoft and OpenAI. It’s as if OpenAI CEO Sam Altman saw Microsoft’s ...

Musk had filed a motion for preliminary injunction in US District Court for the Northern District of California, claiming that OpenAI's for-profit conversation "violates the terms of Musk's donations" ...

Microsoft Corp. has developed a series of large language models that can rival algorithms from OpenAI and Anthropic PBC, multiple publications reported today. Sources told Bloomberg that the LLM ...

Microsoft’s MAI models could eventually lessen the company’s reliance on OpenAI Microsoft Corp. has created in-house artificial intelligence models it believes can go toe-to-toe with industry ...

March 7 (Reuters) - Microsoft (MSFT.O), opens new tab is developing in-house artificial intelligence reasoning models to compete with OpenAI and may sell them to developers, The Information ...

Microsoft has created in-house artificial intelligence models it believes can go toe-to-toe with industry leaders including partner OpenAI, according to a person familiar with the situation.