Elevated errors on claude.ai, Claude Code, Claude Cowork and the Claude API
A record of the Anthropic incident on September 29, 2026 (UTC): start time, duration and severity, plus current status, what to do, and alternatives.
Other providers down at the same time
1 other incident(s) at different providers overlapped with this one. It may not have been limited to a single service — several providers were degraded at once.
- CursorInvestigating service degradation — Cloud Agents and Grok Bot
Derived from our own archive of official status pages across 13 providers. Items lasting more than 24 hours and unresolved items are excluded, as they would misrepresent the moment.
How big was this outage?
This outage lasted 126 minutes. Across 59 major incidents recorded for Anthropic, the median duration is 87 minutes, making this the 20th longest.
Longer than a typical outage.
Only incidents recorded as major-or-worse and already resolved are counted.
Current status
Anthropic is operating normally now. This incident has been resolved.
See current Anthropic status →What you can do during an outage
Source: Anthropic's official status page.
Other Anthropic incidents
- Delayed credits on the Claude PlatformOctober 1, 2026
- Elevated errors for multiple modelsSeptember 22, 2026
- Issues with Google Play subscriptionsSeptember 16, 2026
- Intermittent error spikes for Claude Mythos 5.1 and Claude Fable 5.1September 15, 2026
- Elevated errors for Claude Mythos 5.1 and Claude Fable 5.1September 11, 2026