Claude API
🚨 Major Outageby Anthropic
Claude API (Opus, Sonnet, Haiku)
📉 Downtime History
20 incidentsElevated errors affecting the Microsoft 365 connector
Nov 13 , 21:49 UTC Resolved - This incident has been resolved. From 08:03 PT / 16:03 UTC on November 12 to 08:40 PT / 16:40 UTC on November 13, mail, calendar and search tools in the Microsoft 365 ...
Elevated errors on Fable 52 and Mythos 52
Nov 10 , 21:47 UTC Resolved - Overloaded errors on Fable 5.2 and Mythos 5.2 for four minutes. Incident has been mitigated.
Degraded performance for Claude Fable 5.1
Nov 8 , 08:39 UTC Monitoring - A fix has been deployed for Claude Fable 5.1 and we are monitoring for recovery. Nov 8 , 08:28 UTC Investigating - We are investigating elevated errors on requests to...
Elevated errors affecting the Google Calendar connector
Oct 28 , 19:47 UTC Monitoring - We are seeing recovery for errors affecting the Google Calendar connector, and error rates have returned to normal levels. We are continuing to monitor with our upst...
Elevated errors affecting the Gmail connector
Oct 28 , 04:00 UTC Update - We are investigating elevated errors when searching and reading email with the Gmail connector. This issue does not affect other connectors. Oct 28 , 03:59 UTC Investiga...
Elevated errors for Claude Sonnet 5.5
Oct 27 , 09:56 UTC Resolved - The issue affecting Claude services has been resolved. Oct 27 , 09:38 UTC Monitoring - A fix has been deployed for the issue affecting Claude services and we are monit...
Elevated errors for Claude Fable 5.1
Oct 25 , 08:49 UTC Resolved - The issue affecting Claude services has been resolved. Impact occurred from 01:08 PT / 08:08 UTC to 01:29 PT / 08:29 UTC. Oct 25 , 08:30 UTC Monitoring - A fix has bee...
Elevated errors for multiple models
Oct 25 , 07:53 UTC Resolved - The issue affecting Claude services has been resolved. Impact occurred from 23:05 PT on October 24 / 06:05 UTC on October 25 to 23:35 PT on October 24 / 06:35 UTC on O...
Elevated errors for other Claude models
Oct 24 , 05:53 UTC Resolved - The issue affecting Claude services has been resolved. Impact occurred from 22:00 PT on October 23 / 05:00 UTC on October 24 to 22:35 PT on October 23 / 05:35 UTC on O...
Elevated errors for Claude Opus 5.5
Oct 24 , 00:37 UTC Resolved - The issue affecting Claude Opus 5.5 has been resolved. Impact occurred from 17:23 PT on October 23 / 00:23 UTC on October 24 to 17:34 PT on October 23 / 00:34 UTC on O...
Elevated errors for Claude Fable 5.1, Sonnet 5.5, and Haiku 5.5
Oct 24 , 00:11 UTC Resolved - The issue affecting Claude models has been resolved. Impact occurred from 16:28 PT / 23:28 UTC on October 23 to 16:59 PT / 23:59 UTC on October 23. Oct 23 , 23:54 UTC ...
Elevated errors affecting Connectors
Oct 22 , 03:50 UTC Investigating - We are investigating elevated errors affecting connectors. We will provide an update as soon as possible.
Degraded performance for Claude Fable 5
Oct 21 , 20:29 UTC Resolved - The issue affecting other Claude models has been resolved. Oct 21 , 19:49 UTC Investigating - We are investigating elevated errors on requests to Claude Fable 5. We wi...
Elevated errors on platform.claude.com
Oct 13 , 18:00 UTC Resolved - This issue has been resolved. Oct 7 , 21:44 UTC Monitoring - We've mitigated the errors loading usage data on platform.claude.com and in the Admin API usage report. Wh...
Elevated errors loading usage data on platform.claude.com
Oct 7 , 02:33 UTC Resolved - This incident has been resolved. From 17:00 PT on October 6 / 00:00 UTC on October 7 to 18:40 PT on October 6 / 01:40 UTC on October 7, many requests to load usage data...
Elevated errors for Claude Opus 5.5
Oct 6 , 12:43 UTC Resolved - The issue affecting Claude Opus 5.5 has been resolved. Oct 6 , 12:37 UTC Identified - We have identified the cause of elevated errors on requests to Claude Opus 5.5 and...
Elevated errors for Claude Mythos 5.1 and Claude Fable 5.1
Oct 5 , 13:21 UTC Resolved - The issue affecting Claude Mythos 5.1 and Claude Fable 5.1 has been resolved. Impact occurred from 05:40 PT / 12:40 UTC to 06:10 PT / 13:10 UTC. Oct 5 , 13:05 UTC Inves...
Degraded performance on the Claude API and platform.claude.com
Oct 1 , 16:20 UTC Investigating - We are investigating delays in credit purchases being reflected in account balances, resulting in some requests failing for insufficient credit balance. We will pr...
Elevated errors for multiple models
Sep 22 , 02:35 UTC Resolved - This issue has been resolved. Impact occurred from 5:50pm PT / 00:50 UTC to 7:10pm PT / 02:10 UTC. Sep 22 , 02:11 UTC Monitoring - We have seen success rates return to...
Intermittent error spikes for Claude Mythos 5.1 and Claude Fable 5.1
Sep 15 , 11:14 UTC Resolved - A fix has been deployed for Claude Mythos 5.1 and Claude Fable 5.1 and we are monitoring to ensure it has resolved the issue. Sep 15 , 10:50 UTC Monitoring - A fix has...
📋 Sick Notes
10Significant impairment of work capacity due to unstable AI service. Patient i...
Moderate work disruption — Patient is cursing uncontrollably at the screen an...
Significant impairment of work capacity due to unstable AI service. Patient i...
Moderate work disruption — Patient is cursing uncontrollably at the screen an...
Significant impairment of work capacity due to unstable AI service. Patient i...
Advanced productivity loss — AI responds only sporadically, patient spends mo...
Significant impairment of work capacity due to unstable AI service. Patient i...
Advanced productivity loss — AI responds only sporadically, patient spends mo...
Partial AI withdrawal — Patient desperately attempts to complete tasks manual...
Partial AI withdrawal — Patient desperately attempts to complete tasks manual...