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Received — 2026年8月5日 ⏭ Claude Status

Degraded performance for Claude Opus 5

✇Claude Status
2026年8月5日 23:34

Aug 5, 14:34 UTC
Resolved - This incident has been resolved.

Aug 5, 13:51 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.

Degraded performance of multiple models

✇Claude Status
2026年8月5日 23:14

Aug 5, 14:14 UTC
Resolved - This incident has been resolved.

Aug 5, 13:08 UTC
Monitoring - A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.

Aug 5, 09:13 UTC
Update - We are continuing to work on a fix for this issue.

Aug 5, 07:05 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.

Elevated errors across many models

✇Claude Status
2026年8月5日 06:59

Aug 4, 21:59 UTC
Resolved - This issue has been resolved.

Aug 4, 21:04 UTC
Update - We have identified an issue which resulted in some users experiencing issues when attempting to log into Anthropic services, including Claude.ai and Claude Code via oAuth. Additionally, some users saw errors when making requests to models. At this time, we have seen success rates recover and are monitoring closely to ensure there are no further issues.

Aug 4, 20:48 UTC
Investigating - We are currently investigating this issue.

Received — 2026年8月4日 ⏭ Claude Status

Elevated errors on Claude Sonnet 5

✇Claude Status
2026年8月4日 20:52

Aug 4, 11:52 UTC
Resolved - This incident has been resolved.

Aug 4, 11:37 UTC
Monitoring - A fix has been implemented and we are monitoring the results.

Aug 4, 11:27 UTC
Investigating - We are currently investigating this issue.

Elevated errors on Claude Sonnet 5

✇Claude Status
2026年8月4日 15:55

Aug 4, 06:55 UTC
Resolved - This incident has been resolved.

Aug 4, 06:28 UTC
Monitoring - A fix has been implemented and we are monitoring the results.

Aug 4, 06:16 UTC
Investigating - We are currently investigating this issue.

Received — 2026年8月3日 ⏭ Claude Status

Error rates across multiple models

✇Claude Status
2026年8月3日 23:17

Aug 3, 14:17 UTC
Resolved - This incident has been resolved.

Aug 3, 13:30 UTC
Monitoring - A fix has been implemented and we are monitoring the results.

Aug 3, 12:52 UTC
Investigating - We are currently investigating this issue.

Received — 2026年7月31日 ⏭ Claude Status
Received — 2026年7月30日 ⏭ Claude Status

Elevated errors across many models

✇Claude Status
2026年7月30日 19:48

Jul 30, 10:48 UTC
Resolved - This incident has been resolved.

Jul 30, 10:23 UTC
Update - We are also investigating issues with Opus 4.7 and Opus 4.5.

Jul 30, 10:03 UTC
Monitoring - As of 2:58 PT / 9:58 UTC the errors are back to baseline.

Jul 30, 08:33 UTC
Update - As of 01:33 PT / 08:33 UTC we are back to errors across all models.

Jul 30, 08:06 UTC
Update - As of 8:05 UTC / 1:05 PT, Sonnet 5 errors are back to baseline, but we're seeing an increased error rate on Fable 5.

Jul 30, 07:33 UTC
Update - As of 7:32 UTC / 0:32 PT, Opus 5 errors are back to baseline but we're seeing again Sonnet 5's errors up.

Jul 30, 06:26 UTC
Identified - All models except Opus 5 have recovered. We're working to recover Opus 5 as well.

Jul 30, 05:57 UTC
Investigating - We are currently investigating this issue.

Elevated errors across all models

✇Claude Status
2026年7月30日 07:36

Jul 29, 22:36 UTC
Resolved - This issue has been resolved.

Jul 29, 22:20 UTC
Monitoring - From 12:45 PT / 19:45 UTC through to 1:26 PT / 21:26 UTC, we saw elevated rates of errors across Claude models. We have seen recovery in success rates across all models and are monitoring closely to ensure no further issues.

Jul 29, 21:38 UTC
Update - We are continuing to work to fully resolve issues resulting in elevated requests and latency to Claude models. At this time, we are seeing recovery across most models. We will provide an additional update as soon as possible.

Jul 29, 20:33 UTC
Identified - We have identified an issue resulting in elevated errors across multiple models, and are working to resolve this. We will provide an update as soon as possible.

Jul 29, 19:49 UTC
Investigating - We are currently investigating this issue.

Received — 2026年7月27日 ⏭ Claude Status

Elevated errors on Claude Opus 5 and Haiku 4.5

✇Claude Status
2026年7月27日 23:36

Jul 27, 14:36 UTC
Resolved - As of 7:34 PST / 14:34 UTC the errors have returned to baseline.

Jul 27, 14:04 UTC
Update - Haiku 4.5 is also returning errors.

Jul 27, 13:42 UTC
Update - We are currently investigating this issue.

Jul 27, 13:41 UTC
Update - We are continuing to investigate this issue.

Jul 27, 13:39 UTC
Investigating - We are currently investigating this issue.

Received — 2026年7月26日 ⏭ Claude Status

Elevated errors for Opus 5

✇Claude Status
2026年7月26日 19:44

Jul 26, 10:44 UTC
Resolved - This incident has been resolved.

Jul 26, 10:34 UTC
Monitoring - A fix has been implemented and we are monitoring the results.

Jul 26, 10:28 UTC
Update - We are continuing to work on a fix for this issue.

Jul 26, 09:45 UTC
Identified - The issue has been identified and a fix is being implemented.

Jul 26, 09:17 UTC
Investigating - We are currently investigating this issue.

Received — 2026年7月24日 ⏭ Claude Status

Elevated error rate on Opus 4.8

✇Claude Status
2026年7月24日 19:22

Jul 24, 10:22 UTC
Resolved - This incident has been resolved.

Jul 24, 09:35 UTC
Monitoring - A fix has been implemented and we are monitoring the results.

Jul 24, 09:09 UTC
Investigating - We are currently investigating this issue.

Received — 2026年7月23日 ⏭ Claude Status
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