Elevated errors on GPT-5.4 Nano

Resolved

Minor impact

Started

Lasted 38m

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Updates

  1. 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.

  2. Monitoring

    The degradation affecting Copilot AI Model Providers has been mitigated. We are monitoring to ensure stability.

  3. 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.

  4. Investigating

    We are investigating reports of elevated errors on GPT-5.4 Nano

  5. Investigating

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