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Outage in GitHub

Copilot Chat - Grok Code Fast 1 Outage

Resolved Minor
January 21, 2026 - Started about 8 hours ago - Lasted about 1 hour
Official incident page

Incident Report

We are investigating reports of degraded performance for Copilot
Components affected
GitHub Copilot

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Latest Updates ( sorted recent to last )
RESOLVED about 7 hours ago - at 01/21/2026 12:38PM

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 about 8 hours ago - at 01/21/2026 12:09PM

We are experiencing degraded availability for the Grok Code Fast 1 model in Copilot Chat, VS Code and other Copilot products. This is due to an issue with an upstream model provider. We are working with them to resolve the issue.

Other models are available and working as expected.

INVESTIGATING about 8 hours ago - at 01/21/2026 11:33AM

We are investigating reports of degraded performance for Copilot

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