Outage in GitHub

Elevated rate of errors for OpenAI models provided by Copilot

Resolved Minor

September 17, 2026 - Started about 2 hours ago - Lasted about 1 hour
Official incident page

Incident Report

Summary AI Generated

GitHub Copilot experienced degraded availability for several OpenAI models — including GPT-5.6 Luna, Terra, Sol, GPT-6 Astra, and GPT-5.3-Codex — across Copilot products and IDE surfaces for approximately 54 minutes. The issue stemmed from a problem with an upstream model provider. The incident was resolved, with a root cause analysis to follow.

We are investigating reports of degraded performance for Copilot AI Model Providers

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Latest Updates ( sorted recent to last )

RESOLVED about 1 hour ago - at 09/17/2026 09:49PM

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.

MONITORING about 1 hour ago - at 09/17/2026 09:39PM

We are experiencing degraded availability for GPT-5.6 Luna, GPT-5.6 Terra, GPT-5.6 Sol, GPT-6 Astra, GPT-5.3-Codex in Copilot products and IDE surfaces. This is due to an issue with an upstream model provider. The provider is working to mitigate the problem and we are monitoring recovery. We recommend choosing another model or selecting 'Auto' to continue using Copilot.

INVESTIGATING about 2 hours ago - at 09/17/2026 08:59PM

We are investigating reports of degraded performance for Copilot AI Model Providers

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