Is Claude API down?
Last checked 121d agoNo incidents right now.
Claude API is operational right now. Last checked 121d ago; the most recent incident resolved 4d ago.
Real-time Claude API status, recent outages, and incident history — pulled directly from Claude API's official status page at https://status.anthropic.com every 5 minutes. Pingoru tracks 1 Claude API service and has captured 78 incidents in the last 90 days (48.89% uptime). Get email, Slack, Discord, or webhook alerts the moment Claude API reports a new incident — free for 5 monitors, no credit card.
Recent outages & incidents
Past 90 days- claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
Timeline · 5 updates
- investigating · Sep 11, 2026, 02:19 PM UTC
We are investigating elevated errors on requests to Claude Fable 5.1 and Claude Mythos 5.1. We will provide an update as soon as possible.
- identified · Sep 11, 2026, 02:21 PM UTC
We have identified the cause of elevated errors on requests to Claude Mythos 5.1 and Claude Fable 5.1 and are working on a fix. We will provide an update as soon as possible.
- monitoring · Sep 11, 2026, 02:28 PM UTC
A fix has been deployed for Claude Mythos 5.1 and Claude Fable 5.1 and we are monitoring for recovery.
- monitoring · Sep 11, 2026, 02:28 PM UTC
A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.
- resolved · Sep 11, 2026, 02:37 PM UTC
The issue affecting Claude services has been resolved. Impact occurred from 13:57 to 14:20 UTC
Latest: The issue affecting Claude services has been resolved. Impact occurred from 13:57 to 14:20 UTC
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- Claude API (api.anthropic.com)Claude Cowork
Timeline · 2 updates
- identified · Sep 10, 2026, 09:43 PM UTC
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.
- resolved · Sep 10, 2026, 11:24 PM UTC
The issue affecting Claude services has been mitigated.
Latest: The issue affecting Claude services has been mitigated.
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- claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
Timeline · 7 updates
- investigating · Sep 03, 2026, 01:26 PM UTC
We are investigating elevated errors on requests to Claude Mythos 5.1, Claude Fable 5.1, and Claude Opus 5. We will provide an update as soon as possible.
- identified · Sep 03, 2026, 01:41 PM UTC
We have identified the cause of elevated errors on requests to Claude Mythos 5.1, Claude Fable 5.1, and Claude Opus 5 and are working on a fix. We will provide an update as soon as possible.
- identified · Sep 03, 2026, 01:50 PM UTC
An exhaustive list of affected models: Mythos/Fable 5.1, Mythos/Fable 5, Opus 5, Opus 4.8, Opus 4.6.
- identified · Sep 03, 2026, 02:49 PM UTC
We are continuing to work on a fix for this issue.
- identified · Sep 03, 2026, 03:25 PM UTC
The only affected models right now are Opus 4.8 and Opus 5. The rest of the models have recovered to baseline error rate.
- monitoring · Sep 03, 2026, 04:06 PM UTC
A fix has been deployed for Claude Mythos 5.1, Claude Fable 5.1, and Claude Opus 5 and we are monitoring for recovery.
- resolved · Sep 03, 2026, 04:23 PM UTC
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.
Latest: 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.
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- claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
Timeline · 3 updates
- investigating · Sep 03, 2026, 12:37 PM UTC
We are investigating elevated errors on requests to Claude Sonnet 5. We will provide an update as soon as possible.
- monitoring · Sep 03, 2026, 12:47 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved · Sep 03, 2026, 12:56 PM UTC
This incident has been resolved.
Latest: This incident has been resolved.
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- claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
Timeline · 2 updates
- investigating · Sep 02, 2026, 09:17 PM UTC
We are investigating elevated errors on requests to Claude Sonnet 5. We will provide an update as soon as possible.
- resolved · Sep 02, 2026, 09:44 PM UTC
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.
Latest: 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.
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See the full Claude API outage history
73 more incidents in the last 90 days, plus the full multi-year archive of per-service events and update timelines.
Browse Claude API outage history →Or sign up free to get alerts when Claude API breaks · 10 free monitors · No credit card
- Started Sep 11, 2026, 02:19 PM UTC · Resolved Sep 11, 2026, 02:37 PM UTC · 17m
- Started Sep 10, 2026, 09:43 PM UTC · Resolved Sep 10, 2026, 11:24 PM UTC · 1h 40m
- Elevated errors for multiple models ResolvedStarted Sep 03, 2026, 01:26 PM UTC · Resolved Sep 03, 2026, 04:23 PM UTC · 2h 57m
- Elevated errors for Claude Sonnet 5 ResolvedStarted Sep 03, 2026, 12:37 PM UTC · Resolved Sep 03, 2026, 12:56 PM UTC · 18m
- Elevated errors for Claude Sonnet 5 ResolvedStarted Sep 02, 2026, 09:17 PM UTC · Resolved Sep 02, 2026, 09:44 PM UTC · 26m
- Elevated errors for multiple models ResolvedStarted Aug 24, 2026, 05:06 AM UTC · Resolved Aug 24, 2026, 08:30 AM UTC · 3h 24m
- Started Aug 20, 2026, 07:16 PM UTC · Resolved Aug 20, 2026, 07:42 PM UTC · 26m
- Elevated errors on Google connectors ResolvedStarted Aug 20, 2026, 06:32 PM UTC · Resolved Aug 20, 2026, 07:01 PM UTC · 28m