Incident with Copilot

Incident update

On February 26, 2026, between 09:27 UTC and 10:36 UTC, the GitHub Copilot service was degraded and users experienced errors when using Copilot features including Copilot Chat, Copilot Coding Agent and Copilot Code Review. During this time, 5-15% of affected requests to the service returned errors.<br /><br />The incident was resolved by infrastructure rebalancing.<br /><br />We are improving observability to detect capacity imbalances earlier and enhancing our infrastructure to better handle traffic spikes.