Outage in GitHub Enterprise Cloud US
Elevated errors on Fable 5 due to upstream provider
Resolved Major
August 24, 2026 - Started 4 days ago
- Lasted about 1 hour
Incident Report
Summary AI Generated
GitHub Enterprise Cloud US experienced elevated errors affecting the Fable 5 model in Copilot products and IDE surfaces for approximately 48 minutes, caused by an issue with an upstream model provider. Users were unable to reliably use the Fable model during this period. The incident was mitigated by recommending users switch to an alternative model or select 'Auto' mode while the provider issue was addressed.
We are experiencing degraded availability for the Fable model in Copilot products and IDE surfaces. This is due to an issue with the upstream model provider. While we work with them to resolve the issue, we recommend choosing another model or selecting 'Auto' to continue using Copilot.
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