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DeepSeek incident

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

Resolved after 8 min.

Started
Ended
Worst state
Degraded
On DeepSeek’s status page
Source
Components
Chatservice, DeepSeek V4 Pro API Service, DeepSeek V4.1 Flash API Service, File Upload Service, Search Service

Live DeepSeek status Full DeepSeek outage history

Timeline

  1. DeepSeek status page · Reported DeepSeek 网页/API 性能下降（DeepSeek Web/API Degraded Performance
  2. DeepSeek status page · Investigating The issue is being investigated to identify the cause.
  3. DeepSeek status page · Investigating The issue is being investigated to identify the cause.
  4. DeepSeek status page · Resolved The incident has been resolved and service has been restored.

Cite this incident

Site Qwality, “DeepSeek 网页/API 性能下降（DeepSeek Web/API Degraded Performance,” Sep 15, 2026, https://siteqwality.com/is-deepseek-down/incidents/deepseek-202609151130/

Free to quote with a link to this page.