How often does Anthropic (Claude) have outages?

Anthropic (Claude) has had 50 reported incidents recently. Visit apistatuscheck.com/incidents/anthropic for the complete outage history with timelines and resolution details.

What was the last Anthropic (Claude) outage?

The most recent Anthropic (Claude) incident was "Elevated errors affecting the Google Calendar connector" on October 28, 2026. It was classified as minor impact and is currently resolved.

Anthropic (Claude) Outage History

50 incidents reported. Data sourced from the official Anthropic (Claude) status page.

Total Incidents

Major/Critical

Minor

Resolved

October 2026

Elevated errors affecting the Google Calendar connector

minor

Oct 28, 04:19 PM→Oct 28, 08:05 PMresolved

Oct 28, 08:05 PM

resolved — The issue affecting the Google Calendar connector on claude.ai, Claude Code, and Claude Cowork has been resolved. Impact occurred from 04:07 PT / 11:07 UTC on October 26 to 11:52 PT / 18:52 UTC on Oct...

Oct 28, 07:47 PM

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 upstream provider.

Oct 28, 05:59 PM

investigating — We are continuing to investigate elevated errors affecting the Google Calendar connector, and are working with our upstream provider. We will provide another update as soon as we have more information...

+1 more updates

Elevated errors affecting the Gmail connector

minor

Oct 28, 03:59 AM→Oct 28, 05:48 AMresolved

Oct 28, 05:48 AM

resolved — The issue affecting the Gmail connector on claude.ai, Claude Code, and Claude Cowork has been resolved. Impact occurred from 16:00 PT / 23:00 UTC on October 27 to 22:29 PT on October 27 / 05:29 UTC on...

Oct 28, 04:00 AM

investigating — 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 AM

investigating — We are investigating elevated errors when searching and reading email with the Gmail connector. This issue does not affect other connectors. We will provide an update as soon as possible.

Elevated errors for Claude Sonnet 5.5

major

Oct 27, 03:09 PM→Oct 27, 03:50 PMresolved

Oct 27, 03:50 PM

resolved — The issue affecting claude.ai, the Claude API, Claude Code, and Claude Cowork has been resolved. Impact occurred from 07:42 PT / 14:42 UTC to 08:17 PT / 15:17 UTC.

Oct 27, 03:09 PM

identified — We are investigating elevated errors on requests to Claude Sonnet 5.5. We will provide an update as soon as possible.

Elevated errors for Claude Sonnet 5.5

major

Oct 27, 09:14 AM→Oct 27, 09:56 AMresolved

Oct 27, 09:56 AM

resolved — The issue affecting Claude services has been resolved.

Oct 27, 09:38 AM

monitoring — A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.

Oct 27, 09:14 AM

investigating — We are investigating elevated errors on requests to Claude Sonnet 5.5. We will provide an update as soon as possible.

Elevated errors for Claude Fable 5.1

major

Oct 25, 08:17 AM→Oct 25, 08:49 AMresolved

Oct 25, 08:49 AM

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 AM

monitoring — A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.

Oct 25, 08:17 AM

identified — We have identified the cause of elevated errors on requests to Claude Fable 5.1 and are working on a fix. We will provide an update as soon as possible.

+1 more updates

Elevated errors for Claude Sonnet 5.5 and other models

major

Oct 25, 06:14 AM→Oct 25, 07:53 AMresolved

Oct 25, 07:53 AM

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 October 25.

Oct 25, 06:35 AM

monitoring — A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.

Oct 25, 06:27 AM

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.

+1 more updates

Elevated errors for Claude Fable 5 and Claude Fable 5.1

major

Oct 24, 05:16 AM→Oct 24, 05:53 AMresolved

Oct 24, 05:53 AM

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 October 24.

Oct 24, 05:41 AM

monitoring — A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.

Oct 24, 05:40 AM

identified — We have identified the cause of elevated errors on requests to other Claude models and are working on a fix. We will provide an update as soon as possible.

+2 more updates

Elevated errors for Claude Opus 5.5

major

Oct 24, 12:31 AM→Oct 24, 12:37 AMresolved

Oct 24, 12:37 AM

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 October 24.

Oct 24, 12:31 AM

investigating — We are investigating elevated errors on requests to Claude Opus 5.5. We will provide an update as soon as possible.

Elevated errors for Claude Fable 5.1, Sonnet 5.5, and Haiku 5.5

critical

Oct 23, 11:37 PM→Oct 24, 12:11 AMresolved

Oct 24, 12:11 AM

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, 11:54 PM

monitoring — We are seeing success rates return to normal for all affected models, and are continuing to monitor to ensure no further issues.

Oct 23, 11:39 PM

identified — We have identified the cause of elevated errors on requests to Claude Fable 5.1, Sonnet 5.5, and Haiku 5.5, as well as fast mode requests to Opus 5.5 and are working on a fix. We will provide an updat...

+1 more updates

Elevated errors affecting Connectors

minor

Oct 22, 03:50 AM→Oct 22, 08:07 AMresolved

Oct 22, 08:07 AM

resolved — The issue affecting claude.ai and Claude Cowork has been resolved.

Oct 22, 07:28 AM

monitoring — A fix has been deployed for the issue affecting claude.ai and Claude Cowork and we are monitoring for recovery.

Oct 22, 03:50 AM

investigating — We are investigating elevated errors affecting connectors. We will provide an update as soon as possible.

Degraded performance for Claude Fable 5

minor

Oct 21, 07:49 PM→Oct 21, 08:29 PMresolved

Oct 21, 08:29 PM

resolved — The issue affecting other Claude models has been resolved.

Oct 21, 07:49 PM

investigating — We are investigating elevated errors on requests to Claude Fable 5. We will provide an update as soon as possible.

Elevated errors on platform.claude.com

major

Oct 7, 01:25 PM→Oct 13, 06:00 PMresolved

Oct 13, 06:00 PM

resolved — This issue has been resolved.

Oct 7, 09:44 PM

monitoring — We've mitigated the errors loading usage data on platform.claude.com and in the Admin API usage report. While we work on a full fix, the most recent ~30 minutes of usage may take longer to appear on t...

Oct 7, 05:28 PM

identified — We've identified the cause of errors loading usage data. The Admin API usage report has recovered, and fixes for the platform.claude.com Usage and Rate limits pages are in progress. The most recent 30...

+2 more updates

Issue with spend limits

none

Oct 7, 09:23 PM→Oct 7, 09:23 PMresolved

Oct 7, 09:23 PM

resolved — We have identified an issue which resulted in some organizations to be incorrectly paused for having reached their spend limit, resulting in refused requests on the Claude API, Claude.ai, Claude Code,...

Elevated errors loading usage data on platform.claude.com

major

Oct 7, 01:20 AM→Oct 7, 02:33 AMresolved

Oct 7, 02:33 AM

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 on the platform.claude.com Usag...

Oct 7, 01:20 AM

investigating — We are investigating elevated errors loading usage data on the platform.claude.com Usage page and the Admin API usage report endpoint since 5 PM PT. Messages API requests are not affected. We will pro...

Elevated errors for Claude Opus 5.5

major

Oct 6, 12:24 PM→Oct 6, 12:43 PMresolved

Oct 6, 12:43 PM

resolved — The issue affecting Claude Opus 5.5 has been resolved.

Oct 6, 12:37 PM

identified — We have identified the cause of elevated errors on requests to Claude Opus 5.5 and are working on a fix. We will provide an update as soon as possible.

Oct 6, 12:24 PM

investigating — We are investigating elevated errors on requests to Claude Opus 5.5. We will provide an update as soon as possible.

Elevated errors for Claude Mythos 5.1 and Claude Fable 5.1

major

Oct 5, 01:05 PM→Oct 5, 01:21 PMresolved

Oct 5, 01:21 PM

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, 01:05 PM

investigating — We are investigating elevated errors on requests to Claude Mythos 5.1 and Claude Fable 5.1. We will provide an update as soon as possible.

Delayed credits on the Claude Platform

minor

Oct 1, 04:20 PM→Oct 1, 10:36 PMresolved

Oct 1, 10:36 PM

resolved — This issue has been resolved.

Oct 1, 06:23 PM

monitoring — We have resolved the issue causing delays in credits being applied after purchase. We are monitoring closely to ensure no further issues.

Oct 1, 04:20 PM

investigating — We are investigating delays in credit purchases being reflected in account balances, resulting in some requests failing for insufficient credit balance. We will provide an additional update as soon as...

September 2026

Elevated errors on claude.ai, Claude Code, Claude Cowork and the Claude API

major

Sep 29, 02:21 PM→Sep 29, 04:27 PMresolved

Sep 29, 04:27 PM

resolved — The issue affecting Claude.ai, the Claude desktop and mobile apps, Claude Code, Claude Cowork, and the Claude API has been resolved, and services have been operating normally since recovery. Impact oc...

Sep 29, 03:30 PM

monitoring — All services have been operating normally since 14:59 UTC. We are continuing to monitor.

Sep 29, 03:11 PM

monitoring — Most services have recovered as of 14:59 UTC. Signing in, starting new chats, voice conversations, Claude Code and Cowork sessions, purchases and file uploads are working again. Some messages sent bet...

+5 more updates

Elevated errors for multiple models

major

Sep 22, 12:57 AM→Sep 22, 02:35 AMresolved

Sep 22, 02:35 AM

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 AM

monitoring — We have seen success rates return to normal across affected models, and are monitoring closely to ensure no further issues.

Sep 22, 01:35 AM

identified — We are continuing to work to resolve errors affecting some models. At this time, requests to Claude Fable 5 and 5.1 and Mythos 5 and 5.1 have returned to normal success rates. We are working to resolv...

+2 more updates

Issues with Google Play subscriptions

none

Sep 16, 04:18 PM→Sep 16, 04:51 PMresolved

Sep 16, 04:51 PM

resolved — This issue has been resolved.

Sep 16, 04:18 PM

identified — We are aware of an issue affecting users interacting with subscriptions via Google Play, such as when creating a new subscription on Android devices. Google has confirmed an issue with Google Play, an...

Intermittent error spikes for Claude Mythos 5.1 and Claude Fable 5.1

major

Sep 15, 09:48 AM→Sep 15, 11:14 AMresolved

Sep 15, 11:14 AM

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 AM

monitoring — 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, 09:52 AM

investigating — We are investigating elevated errors on requests to Claude Mythos 5.1 and Claude Fable 5.1. We will provide an update as soon as possible.

+1 more updates

Degraded functionality for Claude Cowork on Windows

major

Sep 10, 03:54 PM→Sep 14, 07:14 PMresolved

Sep 14, 07:14 PM

resolved — This issue has been resolved. Microsoft has released a September 14 Windows update that fixes it: https://support.microsoft.com/en-us/servicing/os/windows-11/2026/09/kb5129195-windows-11-24h2-25h2-sec...

Sep 10, 03:54 PM

identified — A Windows update released September 8 has left Claude Cowork on Windows unable to run local commands, because its workspace can no longer reach your computer's drive. For most users, chat and file rea...

Elevated errors for Claude Mythos 5.1 and Claude Fable 5.1

major

Sep 11, 02:19 PM→Sep 11, 02:37 PMresolved

Sep 11, 02:37 PM

resolved — The issue affecting Claude services has been resolved. Impact occurred from 13:57 to 14:20 UTC

Sep 11, 02:28 PM

monitoring — A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.

Sep 11, 02:28 PM

monitoring — A fix has been deployed for Claude Mythos 5.1 and Claude Fable 5.1 and we are monitoring for recovery.

+2 more updates

Elevated latency on the Claude API for some users

minor

Sep 10, 09:43 PM→Sep 10, 11:24 PMresolved

Sep 10, 11:24 PM

resolved — The issue affecting Claude services has been mitigated.

Sep 10, 09:43 PM

identified — We are experiencing slower than normal response times on the Claude API for some customers whose traffic enters through the US Midwest. Users may experience elevated latency and some request timeouts.

Elevated errors for multiple models

major

Sep 3, 01:26 PM→Sep 3, 04:23 PMresolved

Sep 3, 04:23 PM

resolved — The issue affecting Claude Mythos 5.1, Claude Fable 5.1, and Claude Opus 5 has been resolved. Impact has ended as of 9:16 PT / 16:16 UTC.

Sep 3, 04:06 PM

monitoring — A fix has been deployed for Claude Mythos 5.1, Claude Fable 5.1, and Claude Opus 5 and we are monitoring for recovery.

Sep 3, 03:25 PM

identified — The only affected models right now are Opus 4.8 and Opus 5. The rest of the models have recovered to baseline error rate.

+4 more updates

Elevated errors for Claude Sonnet 5

major

Sep 3, 12:37 PM→Sep 3, 12:56 PMresolved

Sep 3, 12:56 PM

resolved — This incident has been resolved.

Sep 3, 12:47 PM

monitoring — A fix has been implemented and we are monitoring the results.

Sep 3, 12:37 PM

investigating — We are investigating elevated errors on requests to Claude Sonnet 5. We will provide an update as soon as possible.

Elevated errors for Claude Sonnet 5

major

Sep 2, 09:17 PM→Sep 2, 09:44 PMresolved

Sep 2, 09:44 PM

resolved — The issue affecting Claude Sonnet 5 has been resolved. Impact occurred from 2:05pm PT / 21:05 UTC to 2:19pm PT / 21:19 UTC.

Sep 2, 09:17 PM

investigating — We are investigating elevated errors on requests to Claude Sonnet 5. We will provide an update as soon as possible.

Delays in credit purchases

minor

Sep 1, 11:26 PM→Sep 2, 01:24 AMresolved

Sep 2, 01:24 AM

resolved — This issue has been resolved.

Sep 1, 11:26 PM

monitoring — We have identified and resolved an issue where users who reached a balance of zero usage credits saw delays in the availability of newly purchased credits, resulting in some requests to the Claude API...

Degraded performance on platform.claude.com and Claude for Microsoft Office 365

minor

Sep 1, 05:05 PM→Sep 1, 06:07 PMresolved

Sep 1, 06:07 PM

resolved — This issue has been resolved.

Sep 1, 05:52 PM

monitoring — We are seeing success rates recover across affected services. Core inference and the API are not impacted.

Sep 1, 05:05 PM

investigating — We are investigating reports of degraded performance affecting some Claude services, including docs.claude.com. We are working to resolve these issues and will provide an update as soon as possible.

Degraded performance on Claude for Microsoft Office 365

minor

Sep 1, 04:02 PM→Sep 1, 04:22 PMresolved

Sep 1, 04:22 PM

resolved — This issue has been resolved.

Sep 1, 04:02 PM

investigating — We are investigating elevated errors affecting Claude for Microsoft Office 365. We will provide an update as soon as possible.

August 2026

Degraded performance on claude.ai and Claude Code

minor

Aug 31, 07:21 PM→Aug 31, 08:36 PMresolved

Aug 31, 08:36 PM

resolved — The issue affecting Claude Code has been resolved. Impact occurred from 16∶55 to 19∶16 UTC.

Aug 31, 07:21 PM

investigating — We are investigating reports of degraded performance affecting Claude in Slack, Claude Code on the web, and Code Review. We will provide an update as soon as possible.

Degraded performance on claude.ai

minor

Aug 31, 05:23 PM→Aug 31, 05:52 PMresolved

Aug 31, 05:52 PM

resolved — This issue has been resolved.

Aug 31, 05:32 PM

monitoring — We have seen success rates return to normal for requests on Claude.ai and are monitoring closely.

Aug 31, 05:23 PM

investigating — We are investigating reports of elevated errors affecting chats on claude.ai. We will provide an update as soon as possible.

Elevated errors on Claude Code and Claude Cowork

major

Aug 28, 05:22 PM→Aug 28, 08:21 PMresolved

Aug 28, 08:21 PM

resolved — The issue affecting Claude Cowork and Claude Code on the web has been resolved.

Aug 28, 06:21 PM

monitoring — A mitigation has been applied for the issue affecting Claude Cowork and Claude Code on the web, and we are monitoring for recovery. Sessions that disconnected earlier can be retried

Aug 28, 05:22 PM

identified — We have identified an issue with an upstream cloud provider affecting Claude Cowork and Claude Code on the web. Some sessions may fail to start or disconnect mid-task; affected sessions can be retried...

Issues logging into Claude.ai

minor

Aug 24, 08:11 PM→Aug 24, 08:26 PMresolved

Aug 24, 08:26 PM

resolved — This issue has been resolved.

Aug 24, 08:11 PM

monitoring — We have identified and resolved an issue which resulted in errors when attempting to access Claude.ai, including logging in via subscriptions for Claude Code. Errors occurred between 1:00pm (20:00 UTC...

Errors logging into Claude.ai

minor

Aug 24, 05:12 PM→Aug 24, 05:16 PMresolved

Aug 24, 05:16 PM

resolved — This issue has been resolved.

Aug 24, 05:12 PM

investigating — From 9:02–9:08am PT / 16:02–16:08 UTC) users experienced issues when logging into Claude.ai, including for connecting Claude Code with subscription. At this time, this issue has been resolved, but we ...

Elevated errors for multiple models

major

Aug 24, 05:06 AM→Aug 24, 08:30 AMresolved

Aug 24, 08:30 AM

resolved — 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.

Aug 24, 07:47 AM

identified — 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.

Aug 24, 06:42 AM

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

+2 more updates

Elevated errors on requests to multiple models

major

Aug 20, 07:16 PM→Aug 20, 07:42 PMresolved

Aug 20, 07:42 PM

resolved — This issue has been resolved.

Aug 20, 07:16 PM

investigating — We are investigating elevated errors on requests to some Claude models. We will provide additional updates as soon as possible.

Elevated errors on Google connectors

minor

Aug 20, 06:32 PM→Aug 20, 07:01 PMresolved

Aug 20, 07:01 PM

resolved — This issue has been resolved.

Aug 20, 06:32 PM

investigating — We are investigating elevated errors affecting Google connectors (Sheets, Docs, Slides, and Chat) and custom Google integrations on Claude.ai. Core functionality is not affected. We will provide an up...

Degraded performance for Claude Opus 5 and Claude Haiku 4.5

minor

Aug 19, 09:42 AM→Aug 19, 11:02 AMresolved

Aug 19, 11:02 AM

resolved — This incident has been resolved.

Aug 19, 10:33 AM

monitoring — A fix has been implemented and we are monitoring the results.

Aug 19, 09:42 AM

identified — We have identified the cause of elevated errors on requests to Claude Opus 5 and Claude Haiku 4.5 and are working on a fix. We will provide an update as soon as possible.

Degraded performance for multiple models

minor

Aug 18, 04:20 PM→Aug 18, 07:01 PMresolved

Aug 18, 07:01 PM

resolved — The issue affecting Claude Opus 5 has been resolved. Impact occurred from 16:11 to 18:23 UTC.

Aug 18, 06:26 PM

monitoring — A fix has been implemented and we are monitoring the results.

Aug 18, 05:12 PM

investigating — We are investigating elevated errors on requests to Claude Opus 5. We will provide an update as soon as possible.

+2 more updates

Degraded performance for Claude Opus 5, Claude Sonnet 5

minor

Aug 17, 01:56 PM→Aug 17, 03:29 PMresolved

Aug 17, 03:29 PM

resolved — This incident has been resolved.

Aug 17, 02:39 PM

monitoring — A fix has been implemented and we are monitoring the results.

Aug 17, 02:25 PM

investigating — Claude Opus 5 is operational. Claude Sonnet 5 is degraded. We are investigating.

+1 more updates

Service disruption on Claude services

critical

Aug 16, 09:58 PM→Aug 16, 10:34 PMresolved

Aug 16, 10:34 PM

resolved — The issue affecting claude.ai, platform.claude.com, the Claude API, Claude Code, and Claude Cowork has been resolved.

Aug 16, 10:22 PM

monitoring — A fix has been deployed for the issue affecting claude.ai, platform.claude.com, the Claude API, Claude Code, and Claude Cowork and we are monitoring for recovery.

Aug 16, 10:02 PM

investigating — We are investigating reports of degraded performance affecting claude.ai, platform.claude.com, the Claude API, Claude Code, and Claude Cowork. We will provide an update as soon as possible.

+1 more updates

Elevated errors for Claude Fable 5

major

Aug 14, 11:57 PM→Aug 15, 12:27 AMresolved

Aug 15, 12:27 AM

resolved — The issue affecting Claude services has been resolved. Impact occurred from 20:00 Aug 14, 2026 to 00:11 Aug 15 , 2026 UTC.

Aug 15, 12:21 AM

identified — We have identified the cause of the issue affecting Claude services and are working on a fix. We will provide an update as soon as possible.

Aug 15, 12:20 AM

identified — We have identified the cause of the issue affecting claude.ai and are working on a fix. We will provide an update as soon as possible.

+1 more updates

Service disruption on Claude services

major

Aug 14, 08:30 PM→Aug 14, 09:58 PMresolved

Aug 14, 09:58 PM

resolved — The issue affecting the Claude API, Claude Code, and Claude Cowork has been resolved. Impact occurred from 20:14 to 20:38 UTC.

Aug 14, 08:44 PM

monitoring — A fix has been deployed for the issue affecting the Claude API, Claude Code, and Claude Cowork and we are monitoring for recovery.

Aug 14, 08:44 PM

identified — We have identified the cause of the issue affecting the Claude API, Claude Code, and Claude Cowork and are working on a fix. We will provide an update as soon as possible.

+1 more updates

Issues reaching status.claude.com

none

Aug 14, 07:58 AM→Aug 14, 10:53 AMresolved

Aug 14, 10:53 AM

resolved — The issue resulting in users being unable to reach status.claude.com has been resolved.

Aug 14, 07:58 AM

investigating — We are aware of issues with reaching status.claude.com, specifically regarding an invalid certificate issues. We are working to resolve these issues as soon as possible.

Service disruption on Claude Code on the web and related services

minor

Aug 14, 12:36 AM→Aug 14, 12:51 AMresolved

Aug 14, 12:51 AM

resolved — The issue affecting Claude services has been resolved. Impact occurred from 23:42 to 00:50 UTC.

Aug 14, 12:36 AM

investigating — We are investigating degraded performance in Claude Code on the Web sessions and related products (Cowork Remote, Routines, Claude Code Mobile)

Elevated errors for Claude Mythos 5, Claude Fable 5, and Claude Sonnet 5

major

Aug 13, 02:33 PM→Aug 13, 04:08 PMresolved

Aug 13, 04:08 PM

resolved — The issue affecting Claude Mythos 5 and Claude Fable 5 has been resolved.

Aug 13, 03:44 PM

investigating — We are investigating elevated errors on requests to Claude Mythos 5 and Claude Fable 5. We will provide an update as soon as possible.

Aug 13, 02:33 PM

investigating — We are investigating elevated errors on requests to Claude Mythos 5, Claude Fable 5, and Claude Sonnet 5. We will provide an update as soon as possible.

Degraded performance for multiple models

minor

Aug 12, 01:50 PM→Aug 12, 06:07 PMresolved

Aug 12, 06:07 PM

resolved — This issue has been resolved.

Aug 12, 05:28 PM

identified — We are continuing to work to resolve an issue resulting in slightly elevated errors on requests to Claude Fable 5. We will provide an update as soon as possible.

Aug 12, 04:10 PM

identified — We have identified an issue which resulted in errors across multiple models. At this time, errors are primarily impacting Claude Fable 5 and we are working to fully resolve these issues.

+1 more updates

Degraded performance for Claude Opus 5

minor

Aug 5, 01:51 PM→Aug 5, 02:34 PMresolved

Aug 5, 02:34 PM

resolved — This incident has been resolved.

Aug 5, 01:51 PM

identified — We have identified the cause of elevated errors on requests to Claude Opus 5 and are working on a fix. We will provide an update as soon as possible.

Degraded performance of multiple models

minor

Aug 5, 07:05 AM→Aug 5, 02:14 PMresolved

Aug 5, 02:14 PM

resolved — This incident has been resolved.

Aug 5, 01:08 PM

monitoring — A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.

Aug 5, 09:13 AM

identified — We are continuing to work on a fix for this issue.

+1 more updates

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