Leaked documents reveal how much OpenAI paid Microsoft under a revenue-share agreement. They also indicate inference costs.

OpenAI's restructuring allows for-profit product development with third parties, but these offerings will exclusively run on ...

Microsoft and OpenAI announced the long-awaited details of their new partnership agreement Tuesday morning — with concessions on both sides that keep the companies aligned but not in lockstep as they ...

Azure gains exclusive multi-year access to OpenAI’s stateless APIs, with an AGI clause that could end it early. Early AGI ...

Microsoft internal financials also suggest AI flag bearer is nowhere close to $13 billion in revenues OpenAI may be burning far more capital serving its GPT-family of models than previously thought.

Oracle’s Azure-OCI interconnect and Database@Azure let OpenAI run Oracle databases and GPU compute seamlessly with Azure.

OpenAI restructures as a public benefit corporation, granting Microsoft a 27% stake while committing $250 billion to Azure cloud services.

Microsoft and OpenAI have announced they are redefining their partnership as part of a major recapitalization effort aimed at ...

Microsoft Azure, which benefits from OpenAI, could surpass Amazon Web Services in revenue in the next few years. 10 stocks we ...

Commitment to invest $38 billion to run its workloads on AWS follows last week’s promise to buy $250 billion of Azure ...

Microsoft is expanding its AI tools by bringing OpenAI's open-weight language models, gpt-oss, to Azure AI Foundry and Windows AI Foundry. Two of these models debuted this week: gpt‑oss-120b and ...

OpenAI complet e d a major corporate restructuring of its for-profit division last week that highlights the company's vision ...