Skip to content
Anthropic · AIAug 12, 2026, 13:50 UTC

Degraded performance for multiple models

MinorNot disclosedUpdated 19h ago
Aug 12, 13:50 UTCAug 12, 18:07 UTC
Duration
4h 17m
Impact
Minor
Root cause
Not disclosed
Anthropic, 90 days
94 incidents
Affected
claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
Status page

Final update

This issue has been resolved.

Timeline

  1. Resolved · Aug 12, 18:07 UTC
    This issue has been resolved.
  2. Identified · Aug 12, 17:28 UTC
    We are continuing to work to resolve an issue resulting in slightly elevated errors on requests to Claude Fable 5. We will provide an update as soon as possible.
  3. Identified · Aug 12, 16:10 UTC
    We have identified an issue which resulted in errors across multiple models. At this time, errors are primarily impacting Claude Fable 5 and we are working to fully resolve these issues.
  4. Investigating · Aug 12, 13:50 UTC
    We are investigating elevated errors on requests to multiple models. We will provide an update as soon as possible.

More from Anthropic

Full history

From vendors' own status pages and disclosures. Times as reported. Logos via logo.dev; trademarks belong to their owners.

Weekly: the week's major outages, postmortems and breaches, Saturday mornings.