Elevated errors on GPT-5.4 Nano
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. (Affected: Copilot AI Model Providers)
Started
Nov 2, 2026, 5:46 PM UTC
Resolved
Nov 2, 2026, 6:24 PM UTC
Duration
38m
Verified sources
Incident Detail
We are investigating reports of degraded performance for Copilot AI Model Providers
We are investigating reports of elevated errors on GPT-5.4 Nano
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.
The degradation affecting Copilot AI Model Providers has been mitigated. We are monitoring to ensure stability.
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.