Degraded availability GPT 5.6 Luna

lowGitHubCopilotAug 1, 2026 11:16Duration: 1h 14m

api

API Issue

Summary

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.

Impact

minor

Timeline

Aug 1, 2026 11:16

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

via statuspage

+4m

Aug 1, 2026 11:20

[investigating] We are experiencing degraded availability for the GPT-5.6 Luna model in Copilot products and IDE surfaces. This is due to an issue with an upstream model provider. While we work with them to resolve the issue, we recommend choosing another model or selecting 'Auto' to continue using Copilot

via statuspage

+53m

Aug 1, 2026 12:13

[investigating] We keep working with our upstream model provider, and are observing recovery. We continue monitoring to ensure stability.

via statuspage

+16m

Aug 1, 2026 12:29

[investigating] The issues with our upstream model provider have been resolved, and GPT-5.6 Luna is once again available in Copilot products and IDE surfaces.<br />We will continue monitoring to ensure stability, but mitigation is complete.

via statuspage

+1m

Aug 1, 2026 12:30

[resolved] 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.

via statuspage

Lessons Learned

⚠GitHub has experienced 127 incidents in the past year. This frequency suggests systemic reliability challenges that may warrant additional monitoring.

📊Incidents related to api have occurred 832 times across all providers in the past year. This is one of the most common failure categories in cloud infrastructure.

💡This incident is categorized as: API Issue. Consider implementing preventive measures specific to this failure category.