Daily provider-status observations and published incident history for Anthropic (Claude).
Unknown
Current status for Anthropic (Claude) cannot be verified right now. Verified .
Official provider source.
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60.2%of 83 verified observed days had no reported provider issue
90-Day Trend
Dashed calendar markers below identify legacy observations whose source-at-observation was not recorded.
Monthly Status Summary
Month
Issue-free days
Days Tracked
Days with issues
October 2026
48.4%
31
16
September 2026
63.3%
30
11
This percentage summarizes normalized provider-status observations by calendar day. It is not duration-based, component-weighted, or contractual uptime. See the methodology and limitations.
Recorded Daily Status (Last 91 Days)
Aug 17Today
Legacy observation Operational Degraded Partial Outage Major Outage Maintenance No Data
Purchases on claude.ai are working normally, and delayed plan changes and payments are now being applied. Some customers who recently paid may need to wait up to an hour for their plan to update. There is no need to pay again. We are monitoring for recovery.
investigating
We are investigating elevated errors affecting purchases, plan upgrades and cancellations on claude.ai. Core functionality is not affected. We will provide an update as soon as possible.
Elevated errors on claude.ai, the Claude API, and Claude Code
claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
monitoring
Errors on claude.ai, including the mobile apps, the Claude API and Claude Code have returned to normal levels, and we are continuing to monitor. Existing connectors, including Docs and Sheets, are working again, and Claude Managed Agents and Claude Meetings are recovering. Adding a new connector on claude.ai is temporarily unavailable. Scheduled tasks and routines can run more than two hours late and some runs have been skipped, and Claude Security scans, reviews and project setup remain delayed. We'll share another update soon.
investigating
We're seeing recovery on claude.ai and the Claude API, though errors may return while we continue working on this. Connectors, including Docs and Sheets, remain degraded, as do Claude in Meetings, Claude Managed Agents, Claude Security and connector use in Claude Code. Mobile apps are affected in the same way as claude.ai. We'll share another update soon.
investigating
We are investigating reports of degraded performance affecting a variety of surfaces including claude.ai, the Claude API, Claude Code, connectors (including Claude Docs and Claude Sheets), Claude Security and Claude Managed Agents.
investigating
We are investigating reports of degraded performance affecting claude.ai, the Claude API, Claude Code, and connectors (including Claude Docs and Claude Sheets).
investigating
We are investigating reports of degraded performance affecting claude.ai, the Claude API, and Claude Code. We will provide an update as soon as possible.
Elevated errors on claude.ai, Claude Code, and platform.claude.com
We're seeing signs of recovery for the Microsoft 365 connector. Claude for Outlook is also recovering. Some SharePoint search requests are still returning errors. Microsoft's incident remains open, so errors may return. We're continuing to monitor and will update this post as soon as we have more info.
identified
This issue is caused by a Microsoft 365 service incident, and mail, calendar and search tools in the Microsoft 365 connector are still failing for most requests. Claude for Outlook remains affected. You can follow Microsoft's progress at https://status.cloud.microsoft. We will update this post when service is restored.
identified
We are continuing to work with our upstream provider, who is restarting affected servers. Mail, calendar and search tools in the Microsoft 365 connector are still failing for most requests, and Claude for Outlook remains affected. We will provide another update as soon as we have more information.
identified
We are continuing to work with our upstream provider on this issue. Mail, calendar and search tools in the Microsoft 365 connector are still failing for most requests. Claude for Outlook is also affected: mail and calendar actions may fail, and some users may not be able to open the add-in. We will provide another update within the hour.
identified
We have identified an issue with an upstream provider affecting the Microsoft 365 connector. Mail, calendar and search tools are failing for most requests, and new connections to the connector may not complete. We are in contact with them and will provide an update as soon as possible.
investigating
We are investigating elevated errors and slow responses affecting the Microsoft 365 connector. Requests to mail, SharePoint, Teams chat and calendar through the connector may fail, and new connections to the connector may not complete. We will provide an update as soon as possible.
October 2026
Elevated errors affecting the Google Calendar connector
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.
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.
investigating
We are investigating elevated errors affecting the Google Calendar connector. Some requests to list or search calendar events have been failing since October 26. We will provide an update as soon as possible.
claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
monitoring
A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.
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.
investigating
We are investigating elevated errors on requests to Claude Fable 5.1. We will provide an update as soon as possible.
Elevated errors for Claude Sonnet 5.5 and other models
claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
monitoring
A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.
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.
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.
Elevated errors for Claude Fable 5 and Claude Fable 5.1
claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
monitoring
A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.
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.
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.
investigating
We are investigating elevated errors on requests to other Claude models. We will provide an update as soon as possible.
claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
monitoring
We are seeing success rates return to normal for all affected models, and are continuing to monitor to ensure no further issues.
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 update as soon as possible.
investigating
We are investigating elevated errors on requests to Claude Fable 5.1. We will provide an update as soon as possible.
Legacy Incident Archive
206 archived records restored. These records predate source-at-observation attestation. They are shown as historical ServiceAlert records only and do not establish a provider-reported incident, resolution, duration, or current active state.
May 2026
Elevated error rates on requests to multiple models
majorSource not attested
Last archived state: resolved
View archived record details
monitoring
A fix has been implemented and we are monitoring the results.
investigating
We are currently investigating this issue.
Elevated error rates on requests to some models
majorSource not attested
Last archived state: resolved
View archived record details
identified
We are working to resolve errors impacting Claude Opus 4.6, and have seen both Sonnet 4.6 and Opus 4.7 return to normal success rates.
identified
We are currently working to resolve issues affecting requests to Claude Opus and Sonnet 4.6, though success rates for Opus 4.7 have returned to normal.
investigating
We are continuing to investigate this issue.
investigating
We are currently investigating this issue.
Elevated errors on Claude Opus 4.7
minorSource not attested
Last archived state: resolved
View archived record details
monitoring
A fix has been implemented and we are monitoring the results.
investigating
We are currently investigating this issue.
Claude.ai is experiencing elevated error rates
majorSource not attested
Last archived state: resolved
View archived record details
investigating
We are continuing to investigate this issue.
investigating
We are currently investigating this issue.
Claude.ai is experiencing elevated error rates
majorSource not attested
Last archived state: resolved
View archived record details
monitoring
We are seeing recovery and currently monitoring at this time.
investigating
We are currently investigating this issue.
Elevated errors on Claude Opus 4.7
majorSource not attested
Last archived state: resolved
View archived record details
monitoring
A fix has been implemented and we are monitoring the results.
identified
The issue has been identified and a fix is being implemented.
Elevated errors for Claude Sonnet 4.6 and Haiku 4.5
majorSource not attested
Last archived state: resolved
View archived record details
investigating
We are investigating elevated errors on requests to Claude Sonnet 4.6 and Haiku 4.5. We will provide an update as soon as possible.
Elevated Error Rate for Vaults and Credentials
minorSource not attested
Last archived state: resolved
View archived record details
monitoring
A fix has been implemented and we are monitoring the results.
investigating
We are currently investigating this issue.
Claude Code on the Web Partial Outage
minorSource not attested
Last archived state: resolved
View archived record details
investigating
We are currently investigating this issue.
Elevated errors on Claude Opus 4.1
minorSource not attested
Last archived state: resolved
View archived record details
identified
The issue has been identified and a fix is being implemented.
