Provider
GitHubIncident detail
Elevated errors on GPT-5.4 Nano
Resolved incidentMinor
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Timeline
Incident updates
Every update on the official status source, oldest to newest, exactly as it appeared there.
Investigating
We are investigating reports of degraded performance for Copilot AI Model Providers
Investigating
We are investigating reports of elevated errors on GPT-5.4 Nano
Investigating
We are experiencing degraded availability for the GPT-5.4 Nano model in Copilot products and IDE surfaces. This is due to an issue with an upstream model provider.
Monitoring
The degradation affecting Copilot AI Model Providers has been mitigated. We are monitoring to ensure stability.
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.
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