Microsoft Outlook and OpenAI's ChatGPT Work are experiencing user outages
Summary
OpenAI's ChatGPT Work (an enterprise AI agent) and Microsoft Outlook both experienced outages on Monday, with users unable to access or use these services for several hours. OpenAI reported elevated errors and latency in ChatGPT Work, while Microsoft had issues with Exchange Online (the cloud service that powers Outlook), though the outages appeared to be unrelated.
Solution / Mitigation
OpenAI stated it was 'continuing work on implementing a mitigation' and that the team was 'working on a fix.' Microsoft said it was 'reviewing service telemetry and diagnostic data to isolate the source of the issue,' but no specific fix or timeline was provided in the source text.
Classification
Affected Vendors
Related Issues
Original source: https://www.cnbc.com/2026/08/31/microsoft-outlook-and-openais-chatgpt-work-experience-outages-.html
First tracked: August 31, 2026 at 08:01 PM
Classified by LLM (prompt v3) · confidence: 80%