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Elevated errors on Fable 5 due to upstream provider

At a glance · GitHub's status

ResolvedLasted 46 min

First posted
on GitHub Enterprise Cloud data residency status
Ended
· marked resolved
Affects
GitHub Enterprise Cloud EU
Edited
Not since we first saw it
Source
GitHub Enterprise Cloud data residency status · checked just now

In short

GitHub reported a partial outage affecting GitHub Enterprise Cloud EU, starting 07:12 UTC on 24 Aug. GitHub marked it resolved at 07:58 UTC after 46 min. GitHub has since published a post-incident report.

GitHub says

GitHub's latest update, , in short excerpts.

On August 24th, 2026, between approximately 06:35 and 07:25 UTC, the Copilot service experienced a degradation of the Claude Fable 5 model due to an…

GitHub,

Read the full update on GitHub's status page

Timeline

Times in UTC, GitHub's own where it gives them.

  1. 24 Aug

    GitHubFirst public postFrom GitHub's own incident history, before our archive started.

  2. +47 min

    GitHubResolved

What GitHub changed

GitHub adds updates to its incidents. We save every version (checked every minute) and list what changed. Quotes are short excerpts. The full text is on GitHub's page.

One version so far. If GitHub edits it, each change shows here with what was removed and added.

  1. First version we captured ·

    As first seen: postmortem · 1 service
    Status
    postmortem
    Services
    GitHub Enterprise Cloud EU

    Seen by us · GitHub's timestamp · GitHub's page

Affected services

Official updates

Posted by GitHub Enterprise Cloud data residency status, newest first. The newest are quoted in their first sentence; the full text of each is on GitHub's page.

  1. Post-incident report ·

    On August 24th, 2026, between approximately 06:35 and 07:25 UTC, the Copilot service experienced a degradation of the Claude Fable 5 model due to an…

  2. Resolved ·

    This incident has been resolved.

  3. Investigating ·

    We are experiencing degraded availability for the Fable model in Copilot products and IDE surfaces.

  4. Investigating ·

    We are investigating reports of degraded availability for Copilot AI Model Providers and Copilot AI Model Providers

Read the full update on GitHub's status page

Last updated