minor✓ Resolved

Incident with Copilot GPT-5.1-Codex

GitHub•Fri, Feb 20, 2026, 10:02 AM

Status

resolved

Duration

1h 42m

Updates

Coverage

0 articles

INCIDENT TIMELINE

✓ ResolvedFri, Feb 20, 2026, 11:45 AM

This incident has been resolved.

investigatingFri, Feb 20, 2026, 11:19 AM

The issues with our upstream model provider have been resolved, and GPT 5.1 Codex is once again available in Copilot Chat and across IDE integrations [VSCode, Visual Studio, JetBrains].<br />We will continue monitoring to ensure stability, but mitigation is complete.

investigatingFri, Feb 20, 2026, 10:36 AM

We are still experiencing degraded availability for the GPT 5.1 Codex model in Copilot Chat, VS Code and other Copilot products. This is due to an issue with an upstream model provider. We are working with them to resolve the issue.<br />

investigatingFri, Feb 20, 2026, 10:02 AM

We are experiencing degraded availability for the GPT 5.1 Codex model in Copilot Chat, VS Code and other Copilot products. This is due to an issue with an upstream model provider. We are working with them to resolve the issue.<br />Other models are available and working as expected.

investigatingFri, Feb 20, 2026, 10:02 AM

We are investigating reports of degraded performance for Copilot

📊 TECHNICAL DETAILS

Internal ID

3ab29f77-543e-4019-88d1-e7590339858d

External ID

8qvx6hqk3nz0

🕐 Started

Fri, Feb 20, 2026, 10:02 AM

🔄 Last Updated

Fri, Feb 20, 2026, 11:45 AM

✓ Resolved

Fri, Feb 20, 2026, 11:45 AM

MINOR

Impact Level

1h 42m

Total Duration

Status Updates

Affected Components

Copilot

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