Disruption with Copilot for access to some models
The official title mentions GitHub Copilot. Exact affected components are unconfirmed.
Started:
Last official update:
Resolved:
Published incident duration: 83 minutes.
On August 10, 2026, between 19:48 UTC and 20:49 UTC, GitHub Copilot users saw an incomplete list of available models. During this window, the service could return as few as one model instead of the full catalog. Requests that tried to use a model missing from that shortened list failed with a "model not found" error. Copilot requests that used an available model were not affected. This did not affect customers on data-residency (Proxima) environments. The issue was caused by a change to how model data was published, which our systems could not read back correctly and fell back to a limited default list. We mitigated the incident by 20:49 UTC and deployed a fix to preven
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MiniCrafts groups the provider's published notice by affected product. Unconfirmed scope stays unconfirmed. Published incident duration is not a measurement of downtime for every user.
What to do
Commit locally and push later; Actions jobs usually re-queue after recovery.
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Official update timeline
- · resolved
On August 10, 2026, between 19:48 UTC and 20:49 UTC, GitHub Copilot users saw an incomplete list of available models. During this window, the service could return as few as one model instead of the full catalog. Requests that tried to use a model missing from that shortened list failed with a "model not found" error. Copilot requests that used an available model were not affected. This did not affect customers on data-residency (Proxima) environments. The issue was caused by a change to how model data was published, which our systems could not read back correctly and fell back to a limited default list. We mitigated the incident by 20:49 UTC and deployed a fix to preven
- · monitoring
We have deployed and validated the fix to prevent immediate reoccurrence. We will be performing additional work to limit these kinds of failures in the future.
- · monitoring
The issue has been mitigated across all affected environments. We are currently deploying on a fix to prevent reoccurrence. We will provide another update once the fix has been deployed.
- · monitoring
The degradation has been mitigated. We are monitoring to ensure stability.
- · monitoring
We are currently investigating reports of some Copilot users experiencing issues accessing certain models. Affected users may see errors or degraded functionality when attempting to use specific models. We are actively working on a fix and will provide updates as we have more information.
- · investigating
We are investigating reports of impacted performance for some GitHub services.