Claude outage: Elevated errors for multiple models

Affected components

• Claude API (api.anthropic.com)
• Claude Code
• Claude Cowork
• claude.ai

1. resolvedAug 24, 2026, 08:30 UTC

   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.

2. identifiedAug 24, 2026, 07:47 UTC

   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.

3. identifiedAug 24, 2026, 06:42 UTC

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

4. identifiedAug 24, 2026, 05:27 UTC

   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.

5. investigatingAug 24, 2026, 05:06 UTC

   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.

What APIStatus.watch saw

Our 5-minute checks didn't record a change in Claude's overall status around this incident. Smaller or regional incidents often leave a provider's overall status green.

Other services with incidents at the same time

Overlapping incidents aren't necessarily related.

• GitHub: Elevated errors on Fable 5 due to upstream providerMajor · Aug 24, 2026, 07:12 UTC
• Supabase: 401 errors due to JWT rejectionsMinor · Aug 14, 2026, 02:23 UTC
• Telnyx: Programmable Wireless data loss in AustraliaMinor · Aug 17, 2026, 19:27 UTC
• Akamai: Reporting data availability issues in 'Traffic by Hostname' reportMinor · Aug 20, 2026, 16:43 UTC
• Twilio: SMS Delivery Failures from Twilio to Dukagjjni KosovoMinor · Aug 21, 2026, 16:15 UTC
• Twilio: SMS Delivery Receipt Delays from a Subset of Twilio Phone Numbers to Telefonica El SalvadorMinor · Aug 21, 2026, 21:20 UTC
• Akamai: Edge Delivery Issues in IndiaMinor · Aug 22, 2026, 11:21 UTC
• Twilio: SMS Delivery Failures from Twilio to Dukagjini KosovoMinor · Aug 22, 2026, 14:38 UTC
• Twilio: SMS Delivery Delays from Twilio to I.C.E Costa RicaMinor · Aug 22, 2026, 18:01 UTC
• Twilio: Flex Orchestration Service DisruptionMinor · Aug 24, 2026, 05:30 UTC

How often does Claude have incidents?

Claude reported 85 incidents in the last 90 days, 32 of them major or critical. A typical incident lasted 1h 7m. See Claude's uptime and incident history