Official announcement from Anthropic. These are their claims—they have marketing incentives.
Elevated errors on Claude Opus 4.6
Feb 28 , 18:34 UTC Resolved - Between 9:50 PT / 17:50 UTC and 10:12 PT / 18:12 UTC we had a high rate of errors on Claude Opus 4.6.
Anthropic Status··~5 min read
2-Minute Brief
Affects widely-used AI models.
Feb 28 , 18:34 UTC Resolved - Between 9:50 PT / 17:50 UTC and 10:12 PT / 18:12 UTC we had a high rate of errors on Claude Opus 4.6.
This has now ended Feb 28 , 18:09 UTC Investigating - We are currently investigating this issue.
Open receipts to verify and go deeper.
8-Minute Deep Dive
Context
Feb 28 , 18:34 UTC Resolved - Between 9:50 PT / 17:50 UTC and 10:12 PT / 18:12 UTC we had a high rate of errors on Claude Opus 4.6. This has now ended Feb 28 , 18:09 UTC Investigating - We are currently investigating this issue.
For builders
Feb 28 , 18:34 UTC Resolved - Between 9:50 PT / 17:50 UTC and 10:12 PT / 18:12 UTC we had a high rate of errors on Claude Opus 4.6.
Verify
Prefer primary announcements, papers, repos, and changelogs over reposts.
Feb 28 , 18:34 UTC Resolved - Between 9:50 PT / 17:50 UTC and 10:12 PT / 18:12 UTC we had a high rate of errors on Claude Opus 4.6.
2-Minute Brief
Affects widely-used AI models.
Feb 28 , 18:34 UTC Resolved - Between 9:50 PT / 17:50 UTC and 10:12 PT / 18:12 UTC we had a high rate of errors on Claude Opus 4.6.
This has now ended Feb 28 , 18:09 UTC Investigating - We are currently investigating this issue.
Open receipts to verify and go deeper.
8-Minute Deep Dive
Context
Feb 28 , 18:34 UTC Resolved - Between 9:50 PT / 17:50 UTC and 10:12 PT / 18:12 UTC we had a high rate of errors on Claude Opus 4.6. This has now ended Feb 28 , 18:09 UTC Investigating - We are currently investigating this issue.
For builders
Feb 28 , 18:34 UTC Resolved - Between 9:50 PT / 17:50 UTC and 10:12 PT / 18:12 UTC we had a high rate of errors on Claude Opus 4.6.
Verify
Prefer primary announcements, papers, repos, and changelogs over reposts.