Apr <var data-var='date'> 4</var>, <var data-var='time'>17:30</var> UTC Resolved - Between 10:09 and 10:31 PDT, Sonnet 4.6 and Opus 4.6 experienced elevated error rates across most product surfaces.

Sonnet 4.6 and Opus 4.6 elevated error rate

Apr <var data-var='date'> 3</var>, <var data-var='time'>19:21</var> UTC Resolved - This incident has been resolved.Apr <var data-var='date'> 3</var>, <var data-var='time'>18:12</var> UTC Investigating - We are currently investigating an issue resulting in elevated errors on requests to Claude Sonnet 4.6. We will provide an update as soon as possible.

Elevated errors on requests to Claude Sonnet 4.6

Apr <var data-var='date'> 1</var>, <var data-var='time'>22:16</var> UTC Resolved - This incident has been resolved.Apr <var data-var='date'> 1</var>, <var data-var='time'>22:15</var> UTC Identified - We have identified an issue which results in the Claude.ai desktop application returning an error when attempting to connect. We are working to resolve this issue as quickly as possible, and the Claude.ai website is unaffected.

Errors on the Claude.ai desktop application

Apr <var data-var='date'> 1</var>, <var data-var='time'>10:40</var> UTC Resolved - This incident has been resolved.Apr <var data-var='date'> 1</var>, <var data-var='time'>09:06</var> UTC Identified - We have identified an issue resulting in elevated errors on requests to Claude Opus 4.6, and are working to resolve this. We will provide an update as soon as possible.

Elevated errors on requests to Claude Opus 4.6

Apr <var data-var='date'> 1</var>, <var data-var='time'>07:01</var> UTC Resolved - We have identified an issue which resulted in elevated rates of timeouts when making requests to Claude Opus 4.6 and Sonnet 4.6 from 17:45 UTC on March 31 through 05:52 UTC on April 1. This issue has been resolved.

Elevated timeouts on requests to Claude Opus 4.6 and Sonnet 4.6

Apr <var data-var='date'> 1</var>, <var data-var='time'>02:14</var> UTC Resolved - This incident has been resolved.Apr <var data-var='date'> 1</var>, <var data-var='time'>01:47</var> UTC Monitoring - A fix has been implemented and we are monitoring the results.Apr <var data-var='date'> 1</var>, <var data-var='time'>01:27</var> UTC Investigating - We are currently investigating this issue.

Elevated errors and latency on Claude Haiku 4.5

Mar <var data-var='date'>31</var>, <var data-var='time'>22:59</var> UTC Resolved - We have resolved an issue that resulted in the unavailability of connectors in the Claude.ai desktop application. Affected connectors were removed from organization allowlists, and can be manually re-added while we work to automatically restore impacted allowlists.Mar <var data-var='date'>31</var>, <var data-var='time'>20:12</var> UTC Identified - We have identified an issue which has resulted in some Claude.ai connectors becoming unavailable within the desktop application. We are working to restore access to these extensions, and will provide an update as soon as possible.

Unavailable connectors in Claude.ai desktop applications

Mar <var data-var='date'>31</var>, <var data-var='time'>22:09</var> UTC Resolved - This incident has been resolved.Mar <var data-var='date'>31</var>, <var data-var='time'>21:01</var> UTC Update - We are continuing to work on a fix for this issue.Mar <var data-var='date'>31</var>, <var data-var='time'>19:41</var> UTC Identified - The issue has been identified and a fix is being implemented.

Opus 4.6 and Sonnet 4.6 error rate elevated

Mar <var data-var='date'>31</var>, <var data-var='time'>09:44</var> UTC Resolved - This incident has been resolved.Mar <var data-var='date'>31</var>, <var data-var='time'>09:21</var> UTC Monitoring - At baseline error rate from 2:19 PT / 9:19 UTC.Mar <var data-var='date'>31</var>, <var data-var='time'>08:53</var> UTC Investigating - Issue started at 1:33 PT / 8:53 UTC.

Elevated errors on Claude Opus 4.6

Mar <var data-var='date'>29</var>, <var data-var='time'>04:44</var> UTC Resolved - The issue affecting Dispatch has been resolved. We fixed an underlying issue that prevent the agent from sending responses to user messages. Please update to Claude desktop app 1.1.9493. We apologize for any inconvenience caused.Mar <var data-var='date'>29</var>, <var data-var='time'>00:53</var> UTC Identified - We've identified an issue in the latest Claude Desktop release (Claude 1.1.9310) where Dispatch sessions stop responding. Messages sent to Dispatch are received and processed, but replies do not appear in the conversation. We have identified the cause and are working on a fix. As a workaround, you can continue using standard Cowork sessions, which are unaffected.

Dispatch sessions not responding in Claude Desktop

Mar <var data-var='date'>28</var>, <var data-var='time'>14:53</var> UTC Resolved - This incident has been resolved.Mar <var data-var='date'>28</var>, <var data-var='time'>13:55</var> UTC Monitoring - A fix has been implemented and we are monitoring the results.Mar <var data-var='date'>28</var>, <var data-var='time'>13:01</var> UTC Investigating - We are currently investigating this issue.

Elevated errors on Opus 4.6 Fast Mode

Mar <var data-var='date'>27</var>, <var data-var='time'>16:46</var> UTC Resolved - This incident has been mitigated as of 9:30 PT / 16:30 UTC.Mar <var data-var='date'>27</var>, <var data-var='time'>13:46</var> UTC Monitoring - As of 6:40 PT / 13:40 UTC our error rate has returned to the baseline. We are still monitoring the current situation.Mar <var data-var='date'>27</var>, <var data-var='time'>13:34</var> UTC Identified - 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.Mar <var data-var='date'>27</var>, <var data-var='time'>12:09</var> UTC Update - As of 5:00 PT / 12:00 UTC Sonnet 4.6 is now healthy. We are still working to fix Opus 4.6.Mar <var data-var='date'>27</var>, <var data-var='time'>11:21</var> UTC Update - Sonnet 4.6 is also showing elevated errors.Mar <var data-var='date'>27</var>, <var data-var='time'>11:04</var> UTC Update - We are continuing to investigate the ongoing incident.Mar <var data-var='date'>27</var>, <var data-var='time'>06:59</var> UTC Investigating - We are currently investigating this issue.

Elevated error rates on Opus 4.6

Mar <var data-var='date'>27</var>, <var data-var='time'>15:05</var> UTC Resolved - This incident has been resolved.Mar <var data-var='date'>25</var>, <var data-var='time'>16:56</var> UTC Update - We are continuing to investigate connection errors which occur during Claude Cowork sessions. This issue can be resolved by restarting the Claude Desktop application.Mar <var data-var='date'>25</var>, <var data-var='time'>14:33</var> UTC Investigating - We are currently investigating this issue.

Elevated connection reset errors in Cowork

Mar <var data-var='date'>27</var>, <var data-var='time'>00:49</var> UTC Resolved - This incident has been resolved.Mar <var data-var='date'>26</var>, <var data-var='time'>23:06</var> UTC Identified - 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.Mar <var data-var='date'>26</var>, <var data-var='time'>21:56</var> UTC Investigating - 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.

Elevated errors on Claude Opus 4.6 and Sonnet 4.6

Mar <var data-var='date'>26</var>, <var data-var='time'>22:41</var> UTC Resolved - This incident has been resolved.Mar <var data-var='date'>26</var>, <var data-var='time'>22:25</var> UTC Investigating - We are currently investigating an issue resulting in elevated errors for some MCP calls. We will provide an update as soon as possible.

Elevated errors for MCP calls

Mar <var data-var='date'>26</var>, <var data-var='time'>00:14</var> UTC Resolved - This incident has been resolved.Mar <var data-var='date'>25</var>, <var data-var='time'>20:06</var> UTC Monitoring - The issue has been mitigated. We are monitoring.Mar <var data-var='date'>25</var>, <var data-var='time'>20:01</var> UTC Update - We are currently investigating this issue.Mar <var data-var='date'>25</var>, <var data-var='time'>19:53</var> UTC Update - We got elevated errors back. Investigating.Mar <var data-var='date'>25</var>, <var data-var='time'>16:58</var> UTC Investigating - We are currently investigating this issue.Mar <var data-var='date'>25</var>, <var data-var='time'>15:37</var> UTC Monitoring - A fix has been implemented and we are monitoring the results.Mar <var data-var='date'>25</var>, <var data-var='time'>15:04</var> UTC Investigating - We are currently investigating this issue.

Mar <var data-var='date'>25</var>, <var data-var='time'>15:43</var> UTC Resolved - This incident has been resolved.Mar <var data-var='date'>25</var>, <var data-var='time'>15:27</var> UTC Monitoring - We are currently seeing recovery, and our engineers are working to ensure no further recurrences. We will provide an update as soon as possible.Mar <var data-var='date'>25</var>, <var data-var='time'>14:33</var> UTC Identified - The issue has been identified and a fix is being implemented.Mar <var data-var='date'>25</var>, <var data-var='time'>13:52</var> UTC Update - We are continuing to investigate this issue.Mar <var data-var='date'>25</var>, <var data-var='time'>13:45</var> UTC Investigating - We are currently investigating this issue.

Elevated Errors on claude.ai

Mar <var data-var='date'>25</var>, <var data-var='time'>13:10</var> UTC Resolved - This incident has been resolved.Mar <var data-var='date'>25</var>, <var data-var='time'>10:06</var> UTC Monitoring - A fix has been implemented and we are monitoring the results.Mar <var data-var='date'>25</var>, <var data-var='time'>09:35</var> UTC Investigating - We are currently investigating this issue.

Mar <var data-var='date'>23</var>, <var data-var='time'>17:10</var> UTC Resolved - This incident has been resolved.Mar <var data-var='date'>23</var>, <var data-var='time'>17:03</var> UTC Investigating - Between 9:10 PT / 16:10 UTC and 9:26 PT / 16:26 UTC users saw an elevated rate of errors on Claude.ai The Claude API was unaffected.

Elevated errors on Claude.ai [retroactive]

Mar <var data-var='date'>22</var>, <var data-var='time'>18:51</var> UTC Resolved - This incident has been resolved. Logins and authentication for claude.ai and platform.claude.com have returned to normalMar <var data-var='date'>22</var>, <var data-var='time'>18:43</var> UTC Monitoring - A mitigation has been applied. Logins have returned to normal, the team is continuing to monitor the situation.Mar <var data-var='date'>22</var>, <var data-var='time'>18:33</var> UTC Update - We are investigating an issue with users authenticating to claude.ai and Claude Console (platform.claude.com)Mar <var data-var='date'>22</var>, <var data-var='time'>18:31</var> UTC Investigating - We are investigating an issue preventing logins on Claude Console (platform.claude.com)

Claude.ai and Claude login down

Mar <var data-var='date'>22</var>, <var data-var='time'>13:13</var> UTC Resolved - As of 13:02 UTC / 06:02 PT this incident has been mitigated.Mar <var data-var='date'>22</var>, <var data-var='time'>12:34</var> UTC Identified - The issue has been identified and a fix is being implemented.Mar <var data-var='date'>22</var>, <var data-var='time'>11:14</var> UTC Investigating - Since approximately 20:00 UTC / 13:00 PT on Friday, March 20, Claude.ai responses may appear to "hang" for around 5 seconds after the text has finished streaming before the message completes. The Anthropic API is not affected.

Delayed response completion on Claude.ai

Mar <var data-var='date'>21</var>, <var data-var='time'>01:42</var> UTC Resolved - This incident has been resolved.Mar <var data-var='date'>21</var>, <var data-var='time'>00:58</var> UTC Update - 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.Mar <var data-var='date'>21</var>, <var data-var='time'>00:17</var> UTC Identified - 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.Mar <var data-var='date'>21</var>, <var data-var='time'>00:07</var> UTC Investigating - We are currently investigating elevated error rates affecting Claude Opus 4.6. Our team is actively working to identify the root cause.

Elevated error rates on Claude Opus and Sonnet 4.6

Mar <var data-var='date'>19</var>, <var data-var='time'>16:16</var> UTC Resolved - This incident started at 8:53 PT / 15:53 UTC and the errors have now returned to baseline since 9:14 PT / 16:14 UTC.Mar <var data-var='date'>19</var>, <var data-var='time'>15:59</var> UTC Investigating - We are currently investigating this issue.

Mar <var data-var='date'>19</var>, <var data-var='time'>15:46</var> UTC Resolved - As of 8:42 PT / 15:42 UTC the error rate has now returned to baseline.Mar <var data-var='date'>19</var>, <var data-var='time'>15:37</var> UTC Investigating - We are currently investigating elevated errors that started at 8:23 PT / 15:23 UTC.

Elevated errors on Claude Sonnet 4.6

Mar <var data-var='date'>19</var>, <var data-var='time'>01:38</var> UTC Resolved - This incident has been resolved.Mar <var data-var='date'>19</var>, <var data-var='time'>01:21</var> UTC Monitoring - 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.Mar <var data-var='date'>19</var>, <var data-var='time'>00:28</var> UTC Investigating - We are currently investigating this issue. Our team is actively working to identify the root cause.

Is Claude down?

Claude status is UP

Lastest published events

Sonnet 4.6 and Opus 4.6 elevated error rate

Elevated errors on requests to Claude Sonnet 4.6

Errors on the Claude.ai desktop application

Claude Services, Components and Regions

Recent Claude events

Sonnet 4.6 and Opus 4.6 elevated error rate

Elevated errors on requests to Claude Sonnet 4.6

Errors on the Claude.ai desktop application

Elevated errors on requests to Claude Opus 4.6

Elevated timeouts on requests to Claude Opus 4.6 and Sonnet 4.6

Elevated errors and latency on Claude Haiku 4.5

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Is Claude down?

Claude status is UP

Lastest published events

Sonnet 4.6 and Opus 4.6 elevated error rate

Elevated errors on requests to Claude Sonnet 4.6

Errors on the Claude.ai desktop application

Claude Services, Components and Regions

Recent Claude events

Sonnet 4.6 and Opus 4.6 elevated error rate

Elevated errors on requests to Claude Sonnet 4.6

Errors on the Claude.ai desktop application

Elevated errors on requests to Claude Opus 4.6

Elevated timeouts on requests to Claude Opus 4.6 and Sonnet 4.6

Elevated errors and latency on Claude Haiku 4.5

Get your FREE account now,5 monitors included!

Get your FREE account now,
5 monitors included!