Is Claude down? › Outage history › Aug 24, 2026

Claude partial outage on Aug 24, 2026: what happened

On Aug 24, 2026, the Claude status page reported "Elevated errors for multiple models". About 3 hours 24 min: from Aug 24, 2026, 05:06 UTC to Aug 24, 2026, 08:30 UTC, by the official start and resolution times.

Claude right now

At our last refresh (Oct 22, 2026, 12:35 UTC) Claude was up: All Systems Operational.

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Started
Aug 24, 2026, 05:06 UTC
Resolved
Aug 24, 2026, 08:30 UTC
Duration
3 hours 24 min
Official impact
Major
Affected
claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork
Source
Elevated errors for multiple models on the Claude status page

The Claude status page rated the impact "Major": a partial outage. Some parts or some users were affected; it was not a complete outage.

What caused the Claude partial outage?

The Claude status page has not published a cause. When it identified the problem at 05:27 UTC on Aug 24, 2026, it said: "We have identified the cause of elevated errors on requests to Claude Mythos 5, Claude Fable 5, Claude Opus 5, and other Claude models and are working on a fix. We will provide an update as soon as possible."

When was it fixed?

The Claude status page marked it resolved at Aug 24, 2026, 08:30 UTC, 3 hours 24 min after it started. Its resolution note: "This issue has been resolved. From 9:50pm PT / 04:50 UTC through 00:36am PT / 07:36 UTC, users saw elevated errors on requests to Claude models, including Claude Opus 5 and Fable 5."

Timeline of official updates

Every update the Claude status page posted, oldest first. Times are UTC.

  1. Aug 24, 2026, 05:06 UTC investigating

    We are investigating elevated errors on requests to Claude Mythos 5, Claude Fable 5, Claude Opus 5, and Claude Opus 4.8. We will provide an update as soon as possible.

  2. Aug 24, 2026, 05:27 UTC identified

    We have identified the cause of elevated errors on requests to Claude Mythos 5, Claude Fable 5, Claude Opus 5, and other Claude models and are working on a fix. We will provide an update as soon as possible.

  3. Aug 24, 2026, 06:42 UTC identified

    We are continuing to work to resolve issues causing elevated requests on multiple models. We will provide an update as soon as possible.

  4. Aug 24, 2026, 07:47 UTC identified

    At this time, we have seen errors stabilize on Opus 5 and Fable 5, and are working to fully resolve success rates on all affected models. We will provide an update as soon as possible.

  5. Aug 24, 2026, 08:30 UTC resolved

    This issue has been resolved. From 9:50pm PT / 04:50 UTC through 00:36am PT / 07:36 UTC, users saw elevated errors on requests to Claude models, including Claude Opus 5 and Fable 5.

The same incident was listed for Claude Cowork, Claude Code, which share Claude's status page.

Claude partial outage questions

What caused the Claude partial outage on Aug 24, 2026?

The Claude status page has not published a cause. When it identified the problem (Aug 24, 2026, 05:27 UTC) it said: "We have identified the cause of elevated errors on requests to Claude Mythos 5, Claude Fable 5, Claude Opus 5, and other Claude models and are working on a fix. We will provide an update as soon as possible."

When was the Claude partial outage on Aug 24, 2026 fixed?

The Claude status page marked it resolved at Aug 24, 2026, 08:30 UTC, 3 hours 24 min after it started. Its resolution note: "This issue has been resolved. From 9:50pm PT / 04:50 UTC through 00:36am PT / 07:36 UTC, users saw elevated errors on requests to Claude models, including Claude Opus 5 and Fable 5."

How long did the Claude partial outage last?

About 3 hours 24 min: from Aug 24, 2026, 05:06 UTC to Aug 24, 2026, 08:30 UTC, by the official start and resolution times.

Was Claude completely down?

No. The Claude status page rated the impact "Major": a partial outage. Some parts or some users were affected; it was not a complete outage. The affected parts listed were: claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork.

Which parts of Claude were affected?

The Claude status page listed: claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork.

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Quotes are the Claude status page's own words, from the official incident. Is It Up or Down is independent and not affiliated with Claude. Times are UTC.