ChatGPT saw over 52x more visits than Microsoft Copilot in February 2025, with the former's 173.3 million daily visits surpassing the latter's 98.9 million monthly visits.

The alliance between the two companies is slowly disintegrating. Here's a look at what's happened and what will be the likely ...

ChatGPT isn't working for many users. OpenAI confirmed it's experiencing a "partial outage" on Tuesday morning and working on a fix.

Users noticed that the latest version of OpenAI's ChatGPT had made it extremely "sycophantic." The company claims to have found out why.

In addition, OpenAI said GPT-4.1 mini will replace the older GPT-4o mini model in ChatGPT. In this case, it will be available to all users, including those who use the service for free.

Microsoft has added a new AI video generator to its Bing mobile app that’s built on OpenAI’s Sora text-to-video model.

The redesigned Microsoft 365 Copilot app now has access to OpenAI’s impressive GPT-4o model, which was released last month, via Copilot Create.

Microsoft Corp. Chief Executive Officer Satya Nadella said his company's crucial partnership with OpenAI is changing, but remains strong.

OpenAI and ChatGPT Sam Altman on OpenAI's "fundamentally new type of computer" OpenAI's debut in the hardware landscape might be a new kind of computer designed to scale AI to the next level.

Microsoft announced it will hosts Elon Musk's xAI Grok 3 on their Azure service amid a legal battle with OpenAI.

OpenAI’s CEO Sam Altman might have said more than he intended at TED 2025 on April 11, when he told TED curator Chris Anderson that ChatGPT users had doubled in just a few weeks.