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GitHub: Disruption with some Copilot services

CriticalStatus: resolvededitedStarted Resolved (1.3 h)8 updateswww.githubstatus.com (opens in new tab)

Affected components: Copilot

Timeline of updates

  1. investigating

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

  2. investigating

    We are experiencing issues with upstream model providers resulting in a degraded experience across Copilot services. The team is actively investigating the issue.

  3. investigating

    We are experiencing degraded availability for the GPT-5.3-Codex, GPT-5.6 Luna, GPT-6.1 Sol, GPT-5.6 Terra, GPT-6 Luna, and MAI Code 1.1 Flash models 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 to continue using Copilot.

  4. investigating

    We are experiencing degraded availability for the GPT-5.3-Codex, GPT-5.6 Luna, GPT-6.1 Sol, GPT-5.6 Terra, GPT-6 Luna, and MAI Code 1.1 Flash models in Copilot products and IDE surfaces. We have identified the root cause and working to apply a mitigation. While we work to resolve the issue we recommend choosing another model to continue using Copilot.

  5. investigating

    We have applied the mitigation and are seeing signs of recovery. We will continue to monitor and expect full resolution soon.

  6. investigating

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

  7. monitoring

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

  8. 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.

Changes Rewindex caught on this incident

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Cite this

Status incident (vendor impact label: critical) posted by GitHub, started 2026-10-28 14:12 UTC, resolved after 1.3 h, 8 update(s); edited after publishing.

Title
Disruption with some Copilot services
Vendor
GitHub
Date
URL
https://rewindex.com/company/github/incidents/l7ycmglmykgg

GitHub profileRecent GitHub incidentsAll outages on October 28, 2026GitHub in October 2026MarkdownJSON