Elevated errors for Claude Sonnet 5.5 and other models
Oct 25 , 06:35 UTC Monitoring - A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery. Oct 25 , 06:27 UTC Identified - We have identified the cause of elevated errors on requests to Claude Sonnet 5.5 and are working on a fix. We will provide an update as soon as possible. Oct 25 , 06:14 UTC Investigating - We are investigating elevated errors on requests to Claude Mythos 5.1, Claude Fable 5.1, Claude Opus 5.5, Claude Sonnet 5.5, and Claude Haiku 5.5. We will provide an update as soon as possible.
| Source | Anthropic Status |
|---|---|
| Fetched | 10/25/2026, 03:15 PM |
| Data | Markdown JSON |
On 10/25/2026, 03:14 PM, Anthropic Status published "Elevated errors for Claude Sonnet 5.5 and other models" (type: Outage / maintenance). Status is "Ongoing". Related technologies: Anthropic (Claude).