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highResolvedAnthropicv5.1

Anthropic: Elevated errors for Claude Fable 5.1

  1. Investigating(done)
  2. Trending(skipped)
  3. Workaround available(skipped)
  4. Resolved(current)

Executive summary

Elevated error rates have been observed on requests to Claude Fable 5.1, affecting all users since the incident's onset. The issue has been resolved with a fix deployed.

No verified workaround yet

This incident was resolved upstream without a reported workaround.

Official fix
Technical root cause

The cause of elevated errors was identified and is currently being addressed by deploying a fix.

Evidence

1 report · 1 StatusShow
  1. [1]
    Status First report
    Elevated errors for Claude Fable 5.1(opens official status page in a new tab)

    Investigating: We are investigating elevated errors on requests to Claude Fable 5.1. We will provide an update as soon as possible. Identified: 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: A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery. Resolved: The issue affecting Claude services has been resolved. Impact occurred from…

    by anthropic status

Timeline

  1. First report on status page

    Elevated errors for Claude Fable 5.1

    Source
  2. Official statement

    Investigating: We are investigating elevated errors on requests to Claude Fable 5.1.

    Source
  3. Status changed

    Status changed: new → resolved (official status page reports resolution).