Outage in GitHub
Claude Fable 5 experiencing degraded performance
Resolved MinorIncident Report
Summary AI Generated
GitHub Copilot experienced degraded availability for the Claude Fable 5 AI model across Copilot products and IDE surfaces for approximately one hour on July 16, 2026, caused by an issue with an upstream model provider. Users were advised to switch to another model or select 'Auto' as a workaround during the outage. The incident was fully resolved within the hour, with a root cause analysis to follow.
We are investigating reports of degraded performance for Copilot AI Model Providers
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Latest Updates ( sorted recent to last )
RESOLVED
1 day ago - at 07/16/2026 10:04PM
This incident has been resolved. Thank you for your patience and understanding as we addressed this issue. A detailed root cause analysis will be shared as soon as it is available.
INVESTIGATING
1 day ago - at 07/16/2026 09:06PM
We are experiencing degraded availability for the Claude Fable 5 model in Copilot products and IDE surfaces. This is due to an issue with an upstream model provider. While we work with them to resolve the issue, we recommend choosing another model or selecting 'Auto' to continue using Copilot.
INVESTIGATING
1 day ago - at 07/16/2026 09:05PM
We are investigating reports of degraded performance for Copilot AI Model Providers
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