Just a few hours after David Sacks claimed DeepSeek used OpenAI’s models to train its own models, Bloomberg Law reports that Microsoft is investigating

Elon Musk asked a judge to block OpenAI's attempt to transition from nonprofit to for-profit. It's not the first time he's feuded with CEO Sam Altman.

Microsoft Corp. said its cloud-computing business will continue to grow slowly in the current quarter as the company struggles to build enough data centers to handle demand for its artificial intelligence products.

Nvidia shares' 9% recovery Tuesday was the second-best day in terms of market cap added for any company ever—but the company faced another selloff Wednesday.

OpenAI CEO Sam Altman announces next phase of partnership with Microsoft surpassing expectations, focusing on AGI development.

Microsoft will no longer be the exclusive provider of new cloud computing capacity to OpenAI — a new twist in their relationship that clears the way for OpenAI to work with Oracle and others on the $500 billion Stargate AI project announced by the companies Tuesday with President Trump at the White House.

Microsoft, MSFT, CEO Satya Nadella is expected to talk about DeepSeek, Stargate, Azure, Copilot, AI, GenAI and more on the tech vendor’s 2Q 2025 earnings call.

Earlier this week, he unveiled perhaps the most ambitious infrastructure project in history—and all but dedicated it to Sam Altman.

The software giant was previously the exclusive cloud provider for OpenAI and now retains right of first refusal.

Elon Musk's criticism of President Trump's $500 billion Stargate AI initiative has sparked outrage among White House aides.

The company built a cheaper, competitive chatbot with fewer high-end computer chips than U.S. behemoths like Google and OpenAI, showing the limits of chip export control.

Musk filed a lawsuit against OpenAI in August and just amended it to include Microsoft. Here's a history of Musk and Altman's working relationship. Elon Musk and Sam Altman lead rival AI firms and ...