
AI-generated summary
OpenAI and Microsoft have a long-term partnership, with Microsoft investing $13 billion in OpenAI since 2019. OpenAI launched ChatGPT Work in July as an enterprise AI agent competing with Anthropic's Claude Cowork.
Longtime partners OpenAI and Microsoft both indicated they were suffering from outages for key products on Monday, though there were no reports that the outages were connected.
OpenAI said ChatGPT Work, its enterprise artificial intelligence agent, has been experiencing elevated errors and latency for roughly three hours. Microsoft said it was having issues with Exchange Online.
"Users across multiple subscription plans may be unable to start or continue tasks in ChatGPT Work," OpenAI said on its status page. "We are continuing work on implementing a mitigation."
As of 2:24 p.m. ET on Monday, over 1,100 users reported issues with OpenAI's products on Downdetector, a website that tracks outages. For Microsoft Outlook, the number shortly after that was close to 4,600. Both peaked a little earlier in the day.
"ChatGPT Work isn't working right now," OpenAI's ChatGPT account wrote in a post on X. "Sorry about that, we're working on a fix!"
In July, OpenAI introduced ChatGPT Work, an enterprise agent that directly competes with Anthropic's Claude Cowork. The agent is designed to help staffers take on more "ambitious tasks," like creating polished slides, web apps, sheets, documents and carrying out other complex projects.
Microsoft invested its first $1 billion in OpenAI in 2019, providing the software giant with an early foothold in AI, three years before the launch of ChatGPT. That investment later swelled to $13 billion as the strategic relationship tightened, but more recently the two companies have been competing on multiple fronts.
"We've confirmed that users may experience degraded functionality with various Exchange Online functionalities," Microsoft said on X through its 365 status account. "We're reviewing service telemetry and diagnostic data to isolate the source of the issue."

The author tested Apple Vision Pro to watch a Red Sox-Yankees MLB game in immersive VR, finding the technology visually impressive but hampered by the headset's weight, fixed dugout perspective, and inability to track outfield action. While offering novel close-up views of player rituals and dugout moments, the experience felt isolating and required constant switching to a traditional broadcast supplement, making it unsuitable for regular baseball viewing despite its novelty.

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Eine technische Störung in der Cloud-Infrastruktur von Microsoft hat den E-Mail-Betrieb von Millionen Nutzern von Microsoft 365 und Outlook weltweit beeinträchtigt. Probleme beim Login, Empfang und Versand von E-Mails sowie Synchronisationsfehler wurden gemeldet. Microsoft arbeitet an einem Fix für den Fehler mit der Kennung EX1464935.

Microsoft confirmed a multi-hour outage affecting Outlook users on Monday, citing issues with an authentication component in Exchange Online that caused email delays, authentication failures, and disruptions to calendar and contacts services, with over 5,000 user reports logged by Downdetector by 2 p.m. ET.

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