Anthropic experienced a critical incident on July 29, 2026 affecting claude.ai and Claude API (api.anthropic.com) and 1 more component, lasting 2h 46m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jul 29, 2026, 07:49 PM UTC
We are currently investigating this issue.
- identified Jul 29, 2026, 08:33 PM UTC
We have identified an issue resulting in elevated errors across multiple models, and are working to resolve this. We will provide an update as soon as possible.
- identified Jul 29, 2026, 09:38 PM UTC
We are continuing to work to fully resolve issues resulting in elevated requests and latency to Claude models. At this time, we are seeing recovery across most models. We will provide an additional update as soon as possible.
- monitoring Jul 29, 2026, 10:20 PM UTC
From 12:45 PT / 19:45 UTC through to 1:26 PT / 21:26 UTC, we saw elevated rates of errors across Claude models. We have seen recovery in success rates across all models and are monitoring closely to ensure no further issues.
- resolved Jul 29, 2026, 10:36 PM UTC
This issue has been resolved.