Grok 4.6 and Grok 4.7 Service Issues
Between 23:28 and 00:23 UTC on October 27, 2026, GitHub Copilot experienced degradation affecting Grok 4.6 and Grok 4.7 models. Users encountered elevated error rates when using these models. The degradation was caused by an issue with an upstream model provider. GitHub engineers detected the issue through automated monitoring and coordinated with the provider. Our automated model-warning system activated in-product warnings for affected models during the incident. Service returned to normal after the provider implemented a mitigation.
The latest update from GitHub.
State
Resolved
Started
8 d ago
2026-10-23 23:41 UTC
Lasted
42 min
until 2026-10-24 00:23 UTC
Worst impact
Degraded
Timeline
4 updatesInvestigating
41 min 99%
Monitoring
1 min 1%
Updates
Times in UTCAs posted by GitHub
Between 23:28 and 00:23 UTC on October 27, 2026, GitHub Copilot experienced degradation affecting Grok 4.6 and Grok 4.7 models. Users encountered elevated error rates when using these models. The degradation was caused by an issue with an upstream model provider. GitHub engineers detected the issue through automated monitoring and coordinated with the provider. Our automated model-warning system activated in-product warnings for affected models during the incident. Service returned to normal after the provider implemented a mitigation.
The degradation affecting Copilot AI Model Providers has been mitigated. We are monitoring to ensure stability.
We are experiencing degraded availability for the Grok 4.6 and Grok 4.7 models 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.
We are investigating reports of degraded performance for Copilot AI Model Providers
Affected components
1GitHub in the last 90 days
Full historyIncidents in 90 days
46
Days with an incident
34
Median duration
1 h 29 min
This incident
53% shorter than the median
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