Outage in GitHub

Disruption with Copilot Cloud Agent and Copilot Code Review

Resolved Major

May 28, 2026 - Started 1 day ago - Lasted about 2 hours
Official incident page

Incident Report

Summary AI Generated

GitHub Copilot experienced a major service disruption lasting 1.8 hours, affecting both the Cloud Agent and Code Review features due to OpenAI model unavailability. The incident caused degraded performance and errors for Copilot requests, with GitHub mitigating impact by shifting requests to alternative models. The service was fully restored and GitHub indicated a detailed root cause analysis would follow.

We are investigating reports of impacted performance for some GitHub services.

Components affected

GitHub Copilot

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Latest Updates ( sorted recent to last )

RESOLVED about 23 hours ago - at 05/28/2026 08:41PM

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 24 hours ago - at 05/28/2026 08:06PM

Open AI models are currently unavailable. We are shifting requests to other models to reduce impact.

INVESTIGATING 1 day ago - at 05/28/2026 07:40PM

We are investigating errors with Copilot requests using OpenAI models

INVESTIGATING 1 day ago - at 05/28/2026 07:20PM

Copilot is experiencing degraded performance. We are continuing to investigate.

INVESTIGATING 1 day ago - at 05/28/2026 07:01PM

We are investigating reports of impacted performance for some GitHub services.

Latest GitHub outages

Webhook APIs and UI Degraded - 2 days ago

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Disruption with some GitHub services - 3 days ago

Incident with Actions and Pages - 3 days ago

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