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… The outage also affects the OpenAI API, with as many as 12 API endpoints listed as having issues on the company's status page. Update 1: ChatGPT has fully recovered and is back online as of 6 AM ET. The outage affected ChatGPT and API services for almost 50 minutes. …
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… Months earlier, in December 2025, a widespread Microsoft Defender portal outage blocked access to some Defender XDR portal capabilities and disrupted threat hunting alerts . …
… However, the company confirmed that it was being targeted by a series of DDoS attacks it was working to mitigate, and warned users that intermittent outages were likely to occur. …