Claude App incident resolved: elevated errors on multiple models

An incident causing elevated errors across multiple models, primarily Claude Fable 5, was resolved on Aug 12. The status page updated from 'Identified' to 'Resolved', indicating service restoration. Users may have experienced intermittent failures during the incident window.

Aug 12, 2026Views:0

Impact Assessment

Cost0

Reliability4

Migration0

Quality1

Compliance0

Reliability impact is high due to elevated errors affecting multiple models, but the incident is now resolved. No cost, migration, or compliance impact.

Changes

Before

Degraded performance for multiple models | https://status.claude.com/incidents/rk6gkg2gwfny | &lt;p&gt; &lt;small&gt;Aug &lt;var data-var=&apos;date&apos;&gt;12&lt;/var&gt;, &lt;var data-var=&apos;time&apos;&gt;16:10&lt;/var&gt; UTC&lt;/small&gt;&lt;br&gt; &lt;strong&gt;Identified&lt;/strong&gt; - We have identified an issue which resulted in errors across multiple models. At this time, errors are primarily impacting Claude Fable 5 and we are working to fully resolve these issues. &lt;/p&gt; &lt;p&gt; &lt;small&gt;Aug &lt;var data-var=&apos;date&apos;&gt;12&lt;/var&gt;, &lt;var data-var=&apos;time&apos;&gt;13:50&lt;/var&gt; UTC&lt;/small&gt;&lt;br&gt; &lt;strong&gt;Investigating&lt;/strong&gt; - We are investigating elevated errors on requests to multiple models. We will provide an update as soon as possible. &lt;/p&gt;

After

Degraded performance for multiple models | https://status.claude.com/incidents/rk6gkg2gwfny | &lt;p&gt; &lt;small&gt;Aug &lt;var data-var=&apos;date&apos;&gt;12&lt;/var&gt;, &lt;var data-var=&apos;time&apos;&gt;18:07&lt;/var&gt; UTC&lt;/small&gt;&lt;br&gt; &lt;strong&gt;Resolved&lt;/strong&gt; - This issue has been resolved. &lt;/p&gt; &lt;p&gt; &lt;small&gt;Aug &lt;var data-var=&apos;date&apos;&gt;12&lt;/var&gt;, &lt;var data-var=&apos;time&apos;&gt;17:28&lt;/var&gt; UTC&lt;/small&gt;&lt;br&gt; &lt;strong&gt;Update&lt;/strong&gt; - We are continuing to work to resolve an issue resulting in slightly elevated errors on requests to Claude Fable 5. We will provide an update as soon as possible. &lt;/p&gt; &lt;p&gt; &lt;small&gt;Aug &lt;var data-var=&apos;date&apos;&gt;12&lt;/var&gt;, &lt;var data-var=&apos;time&apos;&gt;16:10&lt;/var&gt; UTC&lt;/small&gt;&lt;br&gt; &lt;strong&gt;Identified&lt;/strong&gt; - We have identified an issue which resulted in errors across multiple models. At this time, errors are primarily impacting Claude Fable 5 and we are working to fully resolve these issues. &lt;/p&gt; &lt;p&gt; &lt;small&gt;Aug &lt;var data-var=&apos;date&apos;&gt;12&lt;/var&gt;, &lt;var data-var=&apos;time&apos;&gt;13:50&lt;/var&gt; UTC&lt;/small&gt;&lt;br&gt; &lt;strong&gt;Investigating&lt;/strong&gt; - We are investigating elevated errors on requests to multiple models. We will provide an update as soon as possible. &lt;/p&gt;

Sources

status

Anthropic Status History

Degraded performance for multiple models | https://status.claude.com/incidents/rk6gkg2gwfny | <p> <small>Aug <var data-var='date'>12</var>, <var data-var='...

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