Degraded performance for Claude Opus 5 and Claude Haiku 4.5
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.
Aug 19, 2026 - 09:42 UTC
Uptime over the past 90 days. View historical uptime.
claude.ai Degraded Performance
90 days ago
99.35 % uptime
Today
Claude Console (platform.claude.com) Operational
90 days ago
99.84 % uptime
Today
Claude API (api.anthropic.com) Degraded Performance
90 days ago
99.46 % uptime
Today
Claude Code Degraded Performance
90 days ago
99.38 % uptime
Today
Claude Cowork Degraded Performance
90 days ago
99.47 % uptime
Today
Claude for Government Operational
90 days ago
100.0 % uptime
Today
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
No data exists for this day.
had a major outage.
had a partial outage.

No incidents or maintenance related to this downtime.

Aug 19, 2026

Unresolved incident: Degraded performance for Claude Opus 5 and Claude Haiku 4.5.

Aug 18, 2026

Degraded performance for multiple models
Resolved - The issue affecting Claude Opus 5 has been resolved. Impact occurred from 16:11 to 18:23 UTC.
Aug 18, 19:01 UTC
Monitoring - A fix has been implemented and we are monitoring the results.
Aug 18, 18:26 UTC
Update - We are investigating elevated errors on requests to Claude Opus 5. We will provide an update as soon as possible.
Aug 18, 17:12 UTC
Update - We are investigating elevated errors on requests to Claude Mythos 5, Claude Fable 5, Claude Opus 5, Claude Sonnet 5, Claude Haiku 4.5, and other Claude models. We will provide an update as soon as possible.
Aug 18, 16:20 UTC
Investigating - We are investigating reports of degraded performance affecting multiple models. We will provide an update as soon as possible.
Aug 18, 16:20 UTC

Aug 17, 2026

Degraded performance for Claude Opus 5, Claude Sonnet 5
Resolved - This incident has been resolved.
Aug 17, 15:29 UTC
Monitoring - A fix has been implemented and we are monitoring the results.
Aug 17, 14:39 UTC
Update - Claude Opus 5 is operational. Claude Sonnet 5 is degraded. We are investigating.
Aug 17, 14:25 UTC
Investigating - We are investigating elevated errors on requests to Claude Opus 5. We will provide an update as soon as possible.
Aug 17, 13:56 UTC

Aug 16, 2026

Service disruption on Claude services
Resolved - The issue affecting claude.ai, platform.claude.com, the Claude API, Claude Code, and Claude Cowork has been resolved.
Aug 16, 22:34 UTC
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, 22:22 UTC
Update - 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.
Aug 16, 22:02 UTC
Investigating - We are investigating an issue with users authenticating to claude.ai, Claude Code, and Claude Cowork. We will provide an update as soon as possible.
Aug 16, 21:58 UTC

Aug 15, 2026

Elevated errors for Claude Fable 5
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, 00:27 UTC
Update - 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, 00:21 UTC
Update - 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.
Aug 15, 00:20 UTC
Identified - We have identified the cause of elevated errors on requests to Claude Fable 5 and are working on a fix. We will provide an update as soon as possible.
Aug 14, 23:57 UTC

Aug 14, 2026

Service disruption on Claude services
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, 21:58 UTC
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, 20:44 UTC
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.
Aug 14, 20:44 UTC
Investigating - We are investigating reports of degraded performance affecting the Claude API, Claude Code, and Claude Cowork. We will provide an update as soon as possible.
Aug 14, 20:30 UTC
Issues reaching status.claude.com
Resolved - The issue resulting in users being unable to reach status.claude.com has been resolved.
Aug 14, 10:53 UTC
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.
Aug 14, 07:58 UTC
Service disruption on Claude Code on the web and related services
Resolved - The issue affecting Claude services has been resolved. Impact occurred from 23:42 to 00:50 UTC.
Aug 14, 00:51 UTC
Investigating - We are investigating degraded performance in Claude Code on the Web sessions and related products (Cowork Remote, Routines, Claude Code Mobile)
Aug 14, 00:36 UTC

Aug 13, 2026

Elevated errors for Claude Mythos 5, Claude Fable 5, and Claude Sonnet 5
Resolved - The issue affecting Claude Mythos 5 and Claude Fable 5 has been resolved.
Aug 13, 16:08 UTC
Update - 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, 15:44 UTC
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.
Aug 13, 14:33 UTC

Aug 12, 2026

Degraded performance for multiple models
Resolved - This issue has been resolved.
Aug 12, 18:07 UTC
Update - 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, 17:28 UTC
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.
Aug 12, 16:10 UTC
Investigating - We are investigating elevated errors on requests to multiple models. We will provide an update as soon as possible.
Aug 12, 13:50 UTC

Aug 11, 2026

No incidents reported.

Aug 10, 2026

No incidents reported.

Aug 9, 2026

No incidents reported.

Aug 8, 2026

No incidents reported.

Aug 7, 2026

No incidents reported.

Aug 6, 2026

No incidents reported.

Aug 5, 2026

Degraded performance for Claude Opus 5
Resolved - This incident has been resolved.
Aug 5, 14:34 UTC
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.
Aug 5, 13:51 UTC
Degraded performance of multiple models
Resolved - This incident has been resolved.
Aug 5, 14:14 UTC
Monitoring - A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.
Aug 5, 13:08 UTC
Update - We are continuing to work on a fix for this issue.
Aug 5, 09:13 UTC
Identified - We have identified the cause of elevated errors on requests to Claude Mythos 5, Claude Fable 5, and Claude Opus 5, Claude Sonnet 5 and are working on a fix. We will provide an update as soon as possible.
Aug 5, 07:05 UTC
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