# Elevated errors for Claude Fable 5 and Claude Fable 5.1

- Provider: [Anthropic](https://down.guide/anthropic)
- Level: confirmed
- Impact: Partial outage
- lasted 37m
- started 2026-10-24 05:16 UTC
- claude.ai, Claude API (api.anthropic.com), Claude Code +1
- id: DWN-9f4cf3e25a
- Official page: https://stspg.io/7n1wgb6qsfly

## Root cause
> We have identified the cause of elevated errors on requests to other Claude models and are working on a fix.

[Postmortem](https://stspg.io/7n1wgb6qsfly)

## Updates from Anthropic
### 2026-10-24 05:16 UTC: investigating
We are investigating elevated errors on requests to other Claude models. We will provide an update as soon as possible.

### 2026-10-24 05:24 UTC: identified
We have identified the cause of elevated errors on requests to other Claude models and are working on a fix. We will provide an update as soon as possible.

### 2026-10-24 05:40 UTC: identified
We have identified the cause of elevated errors on requests to other Claude models and are working on a fix. We will provide an update as soon as possible.

### 2026-10-24 05:41 UTC: monitoring
A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.

### 2026-10-24 05:53 UTC: resolved
The issue affecting Claude services has been resolved. Impact occurred from 22:00 PT on October 23 / 05:00 UTC on October 24 to 22:35 PT on October 23 / 05:35 UTC on October 24.

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