{"slug": "microsoft-365-hit-by-major-global-outage-impacts-openai-and-more", "title": "Microsoft 365 hit by major global outage, impacts OpenAI and more", "summary": "Microsoft suffered a global Microsoft 365 outage lasting more than 12 hours that took down Outlook, Teams and Copilot AI, with customers including OpenAI and Anthropic also reporting issues. Microsoft said it was \"not aware of any malicious activity that is causing this incident\" and that earlier attempted fixes were \"not taking as expected,\" with a large number of servers becoming \"unexpectedly unavailable\" due to \"elevated load.\" Microsoft said it will publish a Post-Incident Report covering the root cause and \"defense-in-depth repair items\" once the incident is mitigated.", "body_md": "Microsoft is experiencing a major global outage, impacting 365 services, including Outlook, Teams, Copilot AI, and more.\n\nSome Microsoft customers, including OpenAI and Anthropic, have also reported issues.\n\nThe company said in a statement: \"As of now, we are not aware of any malicious activity that is causing this incident. We will continue to treat this incident with urgency and priority until full resolution. Once mitigated, we will provide full details of the root cause, defense-in-depth repair items, and more within a Post-Incident Report.\"\n\nIt admitted that earlier attempted fixes were \"not taking as expected\" and that a large number of servers became \"unexpectedly unavailable\" due to \"elevated load.\"\n\nThe outage has lasted over 12 hours.", "url": "https://wpnews.pro/news/microsoft-365-hit-by-major-global-outage-impacts-openai-and-more", "canonical_source": "https://www.sdxcentral.com/news/microsoft-hit-by-major-global-outage-impacts-outlook-teams-openai-and-more/", "published_at": "2026-11-13 08:57:00+00:00", "updated_at": "2026-11-13 12:22:30.011160+00:00", "lang": "en", "topics": ["artificial-intelligence", "ai-products", "ai-infrastructure"], "entities": ["Microsoft", "Microsoft 365", "Outlook", "Teams", "Copilot", "OpenAI", "Anthropic"], "also_reported_by": [], "alternates": {"html": "https://wpnews.pro/news/microsoft-365-hit-by-major-global-outage-impacts-openai-and-more", "markdown": "https://wpnews.pro/news/microsoft-365-hit-by-major-global-outage-impacts-openai-and-more.md", "text": "https://wpnews.pro/news/microsoft-365-hit-by-major-global-outage-impacts-openai-and-more.txt", "jsonld": "https://wpnews.pro/news/microsoft-365-hit-by-major-global-outage-impacts-openai-and-more.jsonld"}}