GitHub Status · History · Incident #4109

RESOLVED

Disruption with OpenAI Models

Critical · Started May 28, 2026 · 7:01 PM

  • Duration

    1h 40m

  • Severity

    Critical

  • Detection lead

  • User reports

Summary

Disruption with OpenAI Models

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.


  • Started

    May 28, 2026 · 7:01 PM

  • Resolved

    May 28, 2026 · 8:41 PM

  • Duration

    1h 40m

  • Severity

    Critical

Event timeline

How this incident unfolded

  • Investigating

    May 28 · 7:01 PM GitHub

    We are investigating reports of impacted performance for some GitHub services.

  • Investigating

    May 28 · 7:20 PM GitHub

    Copilot is experiencing degraded performance. We are continuing to investigate.

  • Investigating

    May 28 · 7:40 PM GitHub

    We are investigating errors with Copilot requests using OpenAI models

  • Investigating

    May 28 · 8:06 PM GitHub

    Open AI models are currently unavailable. We are shifting requests to other models to reduce impact.

  • Resolved

    May 28 · 8:41 PM GitHub

    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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