# Claude: Elevated errors for Claude Fable 5.1

> Claude reported a major incident involving elevated errors for Claude Fable 5.1 across claude.ai, Claude API - api.anthropic.com, Claude Code, and Claude Cowork, starting 2026-10-25 08:17 UTC. The vendor said it identified the cause and was working on a fix; the incident remained open when archived,

Canonical: https://rewindex.com/company/claude/incidents/vx06kp8wfpq2
Last updated: 2026-10-25T08:54:04Z

- Impact (vendor’s label): major
- Status: resolved · edited after publishing
- Started: 2026-10-25 08:17 UTC · Resolved: 2026-10-25 08:49 UTC · Duration: 32 min
- Updates: 4 · Affected components: claude.ai, Claude API - api.anthropic.com, Claude Code, Claude Cowork
- [Vendor status page: https://status.claude.com/incidents/vx06kp8wfpq2](https://status.claude.com/incidents/vx06kp8wfpq2)
- [Company: Claude](https://rewindex.com/company/claude.md)

## Summary

Claude reported a major incident involving elevated errors for Claude Fable 5.1 across claude.ai, Claude API - api.anthropic.com, Claude Code, and Claude Cowork, starting 2026-10-25 08:17 UTC. The vendor said it identified the cause and was working on a fix; the incident remained open when archived, with 0 min elapsed at the last update. _(machine-written, sol)_
## Timeline of updates

- **investigating** 2026-10-25 08:17 UTC: We are investigating elevated errors on requests to Claude Fable 5.1. We will provide an update as soon as possible.
- **identified** 2026-10-25 08:17 UTC: We have identified the cause of elevated errors on requests to Claude Fable 5.1 and are working on a fix. We will provide an update as soon as possible.
- **monitoring** 2026-10-25 08:30 UTC: A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.
- **resolved** 2026-10-25 08:49 UTC: The issue affecting Claude services has been resolved. Impact occurred from 01:08 PT / 08:08 UTC to 01:29 PT / 08:29 UTC.

## Rewindex changes for this incident

- 2026-10-25 08:17 UTC: [Major incident: Elevated errors for Claude Fable 5.1](https://rewindex.com/change/ibbe7a758e8b797.md)
- 2026-10-25 08:34 UTC: [Incident updated: Elevated errors for Claude Fable 5.1](https://rewindex.com/change/rb2e5337195f14a.md)
- 2026-10-25 08:54 UTC: [Incident updated: Elevated errors for Claude Fable 5.1](https://rewindex.com/change/r1a6ca6581da39a.md)

## Cite this

Status incident (vendor impact label: major) posted by Claude, started 2026-10-25 08:17 UTC, resolved after 32 min, 4 update(s); edited after publishing.

- Canonical URL: https://rewindex.com/company/claude/incidents/vx06kp8wfpq2
- Citation: Claude, “Elevated errors for Claude Fable 5.1” (2026-10-25 08:17 UTC). Archived by Rewindex: https://rewindex.com/company/claude/incidents/vx06kp8wfpq2 (CC BY 4.0).
- Markdown link: `[Claude: Elevated errors for Claude Fable 5.1 (2026-10-25)](https://rewindex.com/company/claude/incidents/vx06kp8wfpq2)`


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Canonical: https://rewindex.com/company/claude/incidents/vx06kp8wfpq2 · Markdown: https://rewindex.com/company/claude/incidents/vx06kp8wfpq2.md · JSON: https://rewindex.com/api/v1/companies/claude/incidents/vx06kp8wfpq2 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T14:55:12.599Z