36 articles in "障害" — sorted by importance and recency
Elevated errors on Claude Haiku 4.5
On May 18, 2026, Anthropic announced it is investigating elevated errors occurring on Claude Haiku 4.5. This issue could affect user experience, and resolution efforts are underway.
Elevated error rates on requests to multiple models
On May 16, 2026, Anthropic reported elevated error rates on requests to multiple models. The issue was investigated, a fix was implemented, and monitoring is currently in place. Such incidents can dir
Increased Error Rates on Opus Versions 4.6 and 4.7
On May 15, 2026, Anthropic announced ongoing investigations into elevated error rates on Opus versions 4.6 and 4.7. Users may experience impacts, necessitating close attention to the situation.
Investigating Elevated Errors for Claude Sonnet 4.6
On May 12, 2026, elevated errors were confirmed for requests to Claude Sonnet 4.6, and an investigation is currently underway. Updates will be provided as the situation develops.
Increased Errors on Claude Opus 4.1
On May 9, 2026, increased errors were identified on Claude Opus 4.1, and a fix is currently being implemented. Users may experience some impact, so caution is advised.
Connection Issues for Organizations Restricting GitHub Access
On May 6, 2026, Anthropic identified an issue affecting organizations that restrict GitHub access by IP address. A recent infrastructure change altered the IP addresses used for outbound connections t
Claude.ai Unavailable and Increased Errors on the API
On April 28, 2026, Anthropic identified issues preventing access to Claude.ai and resulting in increased errors on the API, including login paths for Claude Code. They are working to resolve these iss
Investigation into Elevated Error Rates on Claude.ai
Claude.ai is currently experiencing elevated error rates. The development team is continuing to investigate this issue and is working to minimize user impact. The latest updates can be checked on the
Elevated Error Rates at Claude.ai Resolved
Claude.ai recently experienced elevated error rates, but the issue has been resolved following an investigation. The team is currently monitoring the recovery status. Such errors can affect user exper
Claude Code IDE extension unable to load on Windows
An issue in Claude Code version 2.1.136 is preventing the IDE extension from loading on Windows. The issue has been identified, and a fix is being implemented. Updates will follow shortly.
Increased Errors on Claude Opus 4.5
On May 4, 2026, increased errors were identified in Claude Opus 4.5. The issue has been recognized, and a fix is being implemented. Users may be affected, and further updates are anticipated.
Increased errors on Claude Haiku 4.5
On April 29, 2026, increased errors were reported on Claude Haiku 4.5. Anthropic is currently investigating this issue, and detailed information will be provided later. Users may experience impacts on
Increased Errors on Claude Opus 4.7
On May 14, 2026, Anthropic announced they are investigating an increase in errors related to Claude Opus 4.7. This issue is currently under review and may impact users.
Partial Outage of Claude Code on the Web
On May 9, 2026, a partial outage occurred in the Claude Code web service. The incident was being investigated at 23:33 UTC and resolved at 23:51 UTC, affecting user access during this time.
Report on Increased Errors in Claude Opus 4.7
On May 8, 2026, an increase in errors was reported for Claude Opus 4.7. The issue was investigated, a fix was implemented, and results are currently being monitored. Affected users should keep an eye
Elevated Error Incidents on Claude Sonnet 4.6
On May 8, 2026, elevated errors occurred on Claude Sonnet 4.6. The issue was quickly identified, and a fix was implemented. They are now monitoring the results of the fix. Such errors can impact syste
Investigating Elevated Errors on File Operations
On May 8, 2026, Anthropic is investigating an increase in errors related to file operations. The issue is currently ongoing, and detailed information has not yet been released. Users may be affected,
Errors on Claude Opus 4.7 Resolved
On May 7, 2026, errors affecting Claude Opus 4.7 were resolved. The issue was first identified at 12:10 UTC, followed by a fix implementation, and the team is now monitoring the results. The timeline
Increased Errors on Claude Opus 4.7
On May 4, 2026, an increase in errors was reported on Claude Opus 4.7. The issue was identified at 14:07 UTC, and a fix was implemented. By 14:33 UTC, the issue was resolved. Such errors can impact se
Investigating Elevated Errors on Claude Haiku 4.5
Anthropic is currently investigating an increase in errors on Claude Haiku 4.5. This issue may impact user experience, but specific details have yet to be revealed.
Elevated errors on Claude Sonnet 4.5
On April 28, 2026, errors occurred on Claude Sonnet 4.5, lasting from 6:22 to 6:39 PT. The issue has now been resolved. Investigations into the cause were ongoing, raising concerns about user impact.
Elevated error rate for Claude Haiku 4.5 resolved
On April 28, 2026, the elevated error rate for Claude Haiku 4.5 has been resolved. The errors occurred between 11:53 and 12:44 UTC on April 28. After implementing a fix, the situation is now being mon
Intermittent Failure Resolved in Claude Code Code Review
On April 28, 2026, an issue occurred in Claude Code's code review feature where sessions could not start properly. This intermittent failure has now been resolved, and services are back to normal.
Resolution of Elevated Errors on Claude Opus 4.7
On April 25, 2026, elevated errors were reported on Claude Opus 4.7. An investigation began at 07:48 UTC, with a fix implemented by 08:25 UTC, and results are currently being monitored. The incident h
Claude Code v2.1.120 Crashes on Startup
On April 25, 2026, an issue was identified in Claude Code version 2.1.120 causing crashes when resuming a session using the --resume or --continue flags. The issue has been resolved, and affected clie
Elevated error rates on Claude Opus 4.7
On April 25, 2026, requests to Claude Opus 4.7 experienced elevated error rates temporarily. The issue occurred from 01:24 to 01:59 UTC, after which a fix was deployed, restoring success rates to norm
Errors Elevated on Claude Opus 4.7
On April 23, 2026, errors occurred on Claude Opus 4.7 between 08:23 PT and 08:35 PT. The issue has been resolved, and monitoring is in place. The system has fully recovered.
Issue with MCP Apps on Claude.ai Resolved
On April 23, 2026, an issue affected the availability of MCP applications on Claude.ai, impacting both desktop and mobile users. The problem was resolved within the same day, and services have returne
Resolved Issues with Structured Outputs on the API
Between April 22, 16:10 and April 23, 01:59, an issue arose affecting the quality of model responses using structured outputs via the Anthropic API. Outputs with grammar requirements were specifically
Increased Errors When Uploading Files on Claude.ai
On April 20, 2026, an issue related to file uploads occurred on Claude.ai and Claude API. Some users experienced upload failures and were advised to retry. The issue was resolved at 14:21 UTC on the s
Incident Report: Failures to Add Credentials to Vaults
On April 16, 2026, an incident occurred involving failures to add credentials to Vaults (secure storage for credentials). Initially, the issue was investigated, followed by the implementation of a fix
Incident Report: Elevated Error Rates on Opus 4.6
On April 16, 2026, an outage occurred on Opus 4.6, resulting in elevated error rates from 23:03 PT to 00:26 PT. The issue has been identified, and a fix is being implemented. Users may experience impa
Billing-related errors on Claude.ai resolved
On April 27, 2026, billing-related errors occurred on Claude.ai. The issue was investigated starting at 14:11 UTC and reported resolved by 15:18 UTC. Although details on user impact are not provided,
Sign-up Issues on platform.claude.com Resolved
On April 24, 2026, users reported sign-up errors on platform.claude.com. The issue was investigated starting at 17:03 UTC and was resolved by 17:32 UTC. Users were unable to sign up due to this issue,
Increased Errors on Opus 4.6 Resolved
On April 19, 2026, reports of increased errors on Opus 4.6 surfaced. However, the issue was resolved on April 20, restoring normal service. There may have been some impact during the incident, but the
Errors uploading documents to Google Drive in Claude.ai resolved
An issue affecting document uploads to Google Drive from Claude.ai was reported, impacting both the desktop app and Cowork. As of April 17 at 19:56 UTC, the issue has been resolved and uploads are fun