Claude API Outage History
Claude API is up right nowPingoru has recorded 189 incidents for Claude API: 189 in the last 12 months and 40 in the last 90 days.
Show as a table
| Month | Incidents | Hours with an open incident |
|---|---|---|
| April 2026 | 33 | 37 of 720 (5%) |
| May 2026 | 30 | 30 of 744 (4%) |
| June 2026 | 40 | 366 of 720 (51%) |
| July 2026 | 41 | 67 of 744 (9%) |
| August 2026 | 18 | 29 of 744 (4%) |
| September 2026 | 8 | 11 of 720 (2%) |
| October 2026 | 7 | 9 of 569 (2%) |
Incidents, newest first
Minor April 1, 2026 Elevated errors and latency on Claude Haiku 4.5 46m claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code
Started Apr 01, 2026, 01:27 AM UTC· resolved Apr 01, 2026, 02:14 AM UTC
- investigating Apr 01, 2026, 01:27 AM UTC
We are currently investigating this issue.
- monitoring Apr 01, 2026, 01:47 AM UTC
A fix has been implemented and we are monitoring the results.
- resolved Apr 01, 2026, 02:14 AM UTC
This incident has been resolved.
Major March 31, 2026 Opus 4.6 and Sonnet 4.6 error rate elevated 2h 27m claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code
Started Mar 31, 2026, 07:41 PM UTC· resolved Mar 31, 2026, 10:09 PM UTC
- identified Mar 31, 2026, 07:41 PM UTC
The issue has been identified and a fix is being implemented.
- identified Mar 31, 2026, 09:01 PM UTC
We are continuing to work on a fix for this issue.
- resolved Mar 31, 2026, 10:09 PM UTC
This incident has been resolved.
Minor March 28, 2026 Elevated errors on Opus 4.6 Fast Mode 1h 51m Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code
Started Mar 28, 2026, 01:01 PM UTC· resolved Mar 28, 2026, 02:53 PM UTC
- investigating Mar 28, 2026, 01:01 PM UTC
We are currently investigating this issue.
- monitoring Mar 28, 2026, 01:55 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Mar 28, 2026, 02:53 PM UTC
This incident has been resolved.
Major March 27, 2026 Elevated error rates on Opus 4.6 9h 46m claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code and 1 more
Started Mar 27, 2026, 06:59 AM UTC· resolved Mar 27, 2026, 04:46 PM UTC
- investigating Mar 27, 2026, 06:59 AM UTC
We are currently investigating this issue.
- investigating Mar 27, 2026, 11:04 AM UTC
We are continuing to investigate the ongoing incident.
- investigating Mar 27, 2026, 11:21 AM UTC
Sonnet 4.6 is also showing elevated errors.
- investigating Mar 27, 2026, 12:09 PM UTC
As of 5:00 PT / 12:00 UTC Sonnet 4.6 is now healthy. We are still working to fix Opus 4.6.
- identified Mar 27, 2026, 01:34 PM UTC
We have mitigated the main issue and the error rate for Opus 4.6 is hovering around 0.4% which is still high, but much better than the performance during the previous hours. We are waiting for a more permanent fix to land in the near future.
- monitoring Mar 27, 2026, 01:46 PM UTC
As of 6:40 PT / 13:40 UTC our error rate has returned to the baseline. We are still monitoring the current situation.
- resolved Mar 27, 2026, 04:46 PM UTC
This incident has been mitigated as of 9:30 PT / 16:30 UTC.
- postmortem Mar 27, 2026, 05:36 PM UTC
On March 26–27, 2026, customers experienced elevated error rates when using Claude Opus 4.6 and Claude Sonnet 4.6. The issue was caused by a networking performance degradation within our infrastructure that disrupted communication between components of our serving stack. We resolved the incident by migrating the affected workloads to healthy infrastructure, restoring normal service by 9:30 AM PT on March 27.
Major March 26, 2026 Elevated errors on Claude Opus 4.6 and Sonnet 4.6 2h 53m claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code
Started Mar 26, 2026, 09:56 PM UTC· resolved Mar 27, 2026, 12:49 AM UTC
- investigating Mar 26, 2026, 09:56 PM UTC
We are currently investigating an issue resulting in elevated errors on requests to Claude Opus 4.6 and Sonnet 4.6. We will provide an update as soon as possible.
- identified Mar 26, 2026, 11:06 PM UTC
We have identified an issue resulting in a low rate of errors on requests to Claude Opus 4.6 and Sonnet 4.6, we are continuing to work to fully resolve this issue and will provide additional updates.
- resolved Mar 27, 2026, 12:49 AM UTC
This incident has been resolved.
Major March 21, 2026 Elevated error rates on Claude Opus and Sonnet 4.6 1h 35m claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code
Started Mar 21, 2026, 12:07 AM UTC· resolved Mar 21, 2026, 01:42 AM UTC
- investigating Mar 21, 2026, 12:07 AM UTC
We are currently investigating elevated error rates affecting Claude Opus 4.6. Our team is actively working to identify the root cause.
- identified Mar 21, 2026, 12:17 AM UTC
We have identified an issue resulting in elevated errors on both Claude Opus and Sonnet 4.6, and are working to resolve this issue as quickly as possible.
- identified Mar 21, 2026, 12:58 AM UTC
We have observed success rates return to normal for Claude Opus 4.6, and are working to fully resolve elevated errors for Claude Sonnet 4.6.
- resolved Mar 21, 2026, 01:42 AM UTC
This incident has been resolved.
Major March 19, 2026 Elevated errors across surfaces 1h 9m claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code
Started Mar 19, 2026, 12:28 AM UTC· resolved Mar 19, 2026, 01:38 AM UTC
- investigating Mar 19, 2026, 12:28 AM UTC
We are currently investigating this issue. Our team is actively working to identify the root cause.
- monitoring Mar 19, 2026, 01:21 AM UTC
From 23:59–00:30 UTC, users experienced elevated errors when trying to authenticate across various Claude surfaces including Claude.ai and Claude Code. This issue has been resolved, and we are monitoring closely to ensure no further issues.
- resolved Mar 19, 2026, 01:38 AM UTC
This incident has been resolved.
Major March 18, 2026 Increased errors on Opus 4.6 1h 27m claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code and 1 more
Started Mar 18, 2026, 12:30 PM UTC· resolved Mar 18, 2026, 01:58 PM UTC
- investigating Mar 18, 2026, 12:30 PM UTC
We are currently investigating this issue.
- monitoring Mar 18, 2026, 01:19 PM UTC
A fix has been implemented and we are monitoring the results.
- monitoring Mar 18, 2026, 01:25 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Mar 18, 2026, 01:58 PM UTC
This incident has been resolved.