NovelAI incident

V5 Full outage

Resolved after 7 hours 40 minutes, affecting Image Generation and NovelAI Explore (NovelAI Explore — Coreweave), on August 21, 2026.

identified Aug 21, 2026, 10:40 PM UTC

We've identified this as a network error and made a hot fix that should bring back V5 models to better speeds. We continue to investigate to bring a better fix to V5 generation speed.

Started
Aug 21, 2026, 09:03 PM UTC
Resolved
Aug 22, 2026, 04:43 AM UTC
Duration
7h 40m
Detected by Pingoru
Aug 21, 2026, 09:03 PM UTC

Affected components

Image GenerationNovelAI Explore (NovelAI Explore — Coreweave)

Update timeline

  1. investigating Aug 21, 2026, 09:03 PM UTC

    We're aware of issues affecting the servers and are actively looking into the cause. We will keep you updated and thank you for your patience in the meantime. 現在サーバーに問題が起こっており、チームは原因を調査中です。最新情報を追ってお知らせいたします。ご迷惑をおかけいたしますが今しばらくお待ちください。

  2. identified Aug 21, 2026, 10:40 PM UTC

    We've identified this as a network error and made a hot fix that should bring back V5 models to better speeds. We continue to investigate to bring a better fix to V5 generation speed.

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