# Anthropic: Degraded performance for multiple models

- Provider: [Anthropic](https://outages.cc/anthropic.md)
- Type: Incident
- State: Resolved
- Worst impact: Degraded performance
- Started: 2026-08-12 13:50 UTC
- Resolved: 2026-08-12 18:07 UTC (lasted 4 h 17 min)
- Components: claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork
- Official update: https://stspg.io/twh93x4twdps

## Updates from Anthropic

### resolved, 2026-08-12 18:07 UTC

This issue has been resolved.

### identified, 2026-08-12 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.

### identified, 2026-08-12 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.

### investigating, 2026-08-12 13:50 UTC

We are investigating elevated errors on requests to multiple models. We will provide an update as soon as possible.