NovelAI Outage History

NovelAI is up right now

NovelAI had 4 outages in the last 2 years totaling 139h 43m of downtime — averaging 0.2 incidents per month.

There were 4 NovelAI outages since April 28, 2026 totaling 139h 43m of downtime. Each is summarised below — incident details, duration, and resolution information.

Source: https://status.novelai.net

Minor June 7, 2026

Instability accessing NovelAI.net

Detected by Pingoru
Jun 07, 2026, 08:14 PM UTC
Resolved
Jun 08, 2026, 02:08 PM UTC
Duration
17h 53m
Affected: WebsitePayments (Cloudflare)
Timeline · 3 updates
  1. investigating Jun 07, 2026, 08:14 PM UTC

    We are aware of issues where users become unable to access NovelAI.net 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. investigating Jun 07, 2026, 09:50 PM UTC

    We continue to investigate the root cause of the instability issues. Thank you for your patience.

  3. monitoring Jun 07, 2026, 10:42 PM UTC

    We were affected by a DDoS attack and from that, multiple issues were found within our integrations with one of our service providers, Cloudflare. We have fixed those and believe NovelAI.net to remain accessible for the time being. Thank you for your understanding during the outage. We'll be keeping an eye on things and update you as needed! サーバーは復旧し、安定して再び通常通り稼動しております。復旧作業の間、ご理解いただきありがとうございました。今後も状況をモニターし、必要に応じて最新の状況をお知らせいたします。

Read the full incident report →

Major June 4, 2026

Site-wide instability

Detected by Pingoru
Jun 04, 2026, 11:13 PM UTC
Resolved
Jun 05, 2026, 06:03 PM UTC
Duration
18h 50m
Affected: Image GenerationText GenerationLoginLogin (Coreweave)
Timeline · 4 updates
  1. investigating Jun 04, 2026, 11:13 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 Jun 04, 2026, 11:26 PM UTC

    We have identified this as a major cluster fault and are in talks with our service provider, CoreWeave, about this issue.

  3. identified Jun 05, 2026, 12:16 AM UTC

    We see that some of our servers have stabilized right now (so generations are functional) but some other servers remain degraded. Thank you for your patience and we will update you as needed.

  4. monitoring Jun 05, 2026, 01:57 AM UTC

    All issues have been resolved and NovelAI.net is fully functioning again. The team is monitoring the status and we thank you for your patience! すべての問題が解決され、現在、NovelAI.netは再び正常に機能しております。 チームは継続して状況をモニターしてまいります。 皆様のご理解とご協力に感謝いたします！

Read the full incident report →

Minor May 25, 2026

V4.5 Issues

Detected by Pingoru
May 25, 2026, 06:08 PM UTC
Resolved
May 29, 2026, 01:43 PM UTC
Duration
3d 19h
Affected: Image GenerationLogin (Coreweave)
Timeline · 4 updates
  1. investigating May 25, 2026, 06:08 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. investigating May 25, 2026, 06:53 PM UTC

    We are still investigating the root cause of this incident. Thank you for your patience.

  3. investigating May 25, 2026, 08:23 PM UTC

    We continue to investigate the root cause of this incident so we can recover V4.5 Full as soon as possible. Thank you for your patience.

  4. monitoring May 25, 2026, 10:27 PM UTC

    The servers have stabilized and are operating normally again. Thank you for your understanding during the outage. We'll be keeping an eye on things and update you as needed! サーバーは復旧し、安定して再び通常通り稼動しております。復旧作業の間、ご理解いただきありがとうございました。今後も状況をモニターし、必要に応じて最新の状況をお知らせいたします。

Read the full incident report →

Minor April 28, 2026

Timeouts on login and story saving

Detected by Pingoru
Apr 28, 2026, 02:59 AM UTC
Resolved
Apr 28, 2026, 02:24 PM UTC
Duration
11h 24m
Affected: Text GenerationLoginLogin (Coreweave)
Timeline · 4 updates
  1. investigating Apr 28, 2026, 02:59 AM 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. investigating Apr 28, 2026, 03:03 AM UTC

    We are seeing issues with generation speeds on image generation as well. 画像生成の生成速度についても問題が発生しています。

  3. identified Apr 28, 2026, 03:07 AM UTC

    We have identified this as a cluster networking issue and are in talks with our service provider, CoreWeave, about this issue.

  4. identified Apr 28, 2026, 03:35 AM UTC

    CoreWeave is aware of the storage issue and is working on this matter. More information here: https://status.coreweave.com/pages/incident/5e126e998f2f032e1f8f0f4b/69f0272610cc5905aaac3d1f

Read the full incident report →