GitHub Copilot Outage History

GitHub experienced a major incident affecting Copilot, Webhooks, and Actions services for 1.4 hours, with users reporting degraded availability and performance issues. The incident began with reports of problems with Copilot and Webhooks, then expanded to include Actions experiencing degraded performance. GitHub identified the root cause, implemented mitigations for all affected services, and fully resolved the incident after monitoring for stability.

GitHub experienced a 32-minute incident affecting multiple services including Actions, Codespaces, Copilot, and Packages, with users encountering errors loading web pages and delays in Actions and Copilot Cloud Agent runs. The degraded performance impacted core GitHub functionality across these key development tools. A mitigation was successfully applied to restore services, with Actions requiring additional time to process queued work before full recovery.

GitHub Copilot experienced degraded performance for 2.7 hours, with users encountering increased latency and intermittent errors when viewing or creating agent sessions. The service degradation affected Copilot's success rates and response times, impacting the overall user experience. The incident was mitigated and performance returned to baseline levels, with the service being monitored for stability before full resolution.

GitHub Copilot experienced degraded performance and Copilot Coding Agent session logs were unavailable in the UI for 48 minutes. The incident affected the Copilot service's overall functionality and user interface components. The issue was resolved after investigation and normal operations were restored.

GitHub Copilot experienced degraded performance due to issues with the gpt-5.3-codex model from an upstream provider, affecting Copilot Chat, VS Code, and other Copilot products. The incident lasted 28 minutes and was resolved by working with the upstream model provider. GitHub has indicated that a detailed root cause analysis will be shared once available.

GitHub Copilot experienced degraded performance for 40 minutes, with some users reporting that Claude Opus 4.6 Fast was not appearing in their interface. The incident affected Copilot services, though all users retained access to Claude Opus 4.6 throughout the issue. The problem was resolved after investigation and monitoring confirmed service restoration.

GitHub experienced a major incident affecting multiple services including Copilot, Actions, Issues, Pull Requests, Git Operations, API Requests, Webhooks, and Codespaces, with users reporting degraded availability and performance across these components. The incident lasted 1.2 hours, with GitHub identifying the root cause and applying a mitigation that led to gradual recovery of all affected services. All services were fully restored and operating normally by the time the incident was resolved.

GitHub Copilot experienced degraded performance due to networking issues with model requests and a spike in errors during agent sessions. The incident affected Copilot functionality for 28 minutes. The issue was resolved and GitHub indicated a detailed root cause analysis would follow.

GitHub Copilot experienced degraded performance for 44 minutes, with users reporting 502 errors and "click here to reload page" messages, particularly affecting users in India. The service disruption was investigated and resolved, with a detailed root cause analysis to follow.

GitHub Copilot experienced degraded performance affecting Copilot Agent Sessions and CCA/CCR components. The incident lasted 4 minutes and has been resolved. A detailed root cause analysis will be shared once available.