Outage in GitHub

Elevated error rates for Claude Sonnet 3.7

Resolved Minor
May 20, 2025 - Started about 20 hours ago - Lasted about 3 hours
Official incident page

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Outage Details

We are investigating reports of degraded performance for Copilot
Components affected
GitHub Copilot
Latest Updates ( sorted recent to last )
RESOLVED about 17 hours ago - at 05/20/2025 04:08PM

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 18 hours ago - at 05/20/2025 02:59PM

We are continuing to work with our model providers on mitigations to increase the success rate of Sonnet 3.7 requests made via Copilot.

INVESTIGATING about 19 hours ago - at 05/20/2025 02:15PM

We’re still working with our model providers on mitigations to increase the success rate of Sonnet 3.7 requests made via Copilot.

INVESTIGATING about 20 hours ago - at 05/20/2025 01:33PM

We are experiencing degraded availability for the Claude Sonnet 3.7 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 20 hours ago - at 05/20/2025 01:10PM

We are investigating reports of degraded performance for Copilot

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