AI outage calendar – DeepSeek

Every incident published on official AI status pages, archived permanently — even after vendors remove them. Pick a month, click a day to see what broke.

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September 2026

›This month

8 official incidents this month · 3 days with major outages · times in UTC

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Major / criticalMinorOther / maintenanceSeen by our probesClick a day to see its incidents

Wed, Sep 23 2↑ Calendar

DeepSeek 网页/API 性能下降（DeepSeek Web/API Degraded Performance）

DeepSeek · Details · 22:20–23:08 · impact: major · lasted 48 min

DeepSeek 网页/API 性能下降（DeepSeek Web/API Degraded Performance）

DeepSeek · Details · 07:35–07:44 · impact: major · lasted 9 min

Sun, Sep 20 1↑ Calendar

DeepSeek 网页/API 性能下降（DeepSeek Web/API Degraded Performance）

DeepSeek · Details · 08:45–08:58 · impact: minor · lasted 13 min

Thu, Sep 17 1↑ Calendar

DeepSeek 网页/API 性能下降（DeepSeek Web/API Degraded Performance）

DeepSeek · Details · 08:45–08:53 · impact: minor · lasted 8 min

Tue, Sep 15 2↑ Calendar

DeepSeek 网页/API 性能下降（DeepSeek Web/API Degraded Performance

DeepSeek · Details · 11:30–11:39 · impact: minor · lasted 9 min

DeepSeek 网页/API 性能下降（DeepSeek Web/API Degraded Performance）

DeepSeek · Details · 08:55–09:29 · impact: minor · lasted 34 min

Mon, Sep 14 1↑ Calendar

DeepSeek 网页/API 部分中断（DeepSeek Web/API Partially Unavailable）

DeepSeek · Details · 18:30–21:30 · impact: major · lasted 3 h

Wed, Sep 2 1↑ Calendar

DeepSeek 网页/API 部分中断（DeepSeek Web/API partially unavailable)

DeepSeek · Details · 05:54–06:25 · impact: critical · lasted 31 min