503RADARINCIDENT ARCHIVEMETHODOLOGY
RESOLVED

GitHub outage — July 29, 2026

Incident with Copilot AI Model Providers

GitHub’s Multiple services was disrupted for 7h 25m on July 29, 2026. 503Radar’s sensors raised the first signal at 14:33 UTC, 5h 34m before the official status page acknowledged impact.

Key facts

DetectedJuly 29, 2026 · 14:33 UTC
Confirmed20:08 UTC · lead time 5h 34m
Resolved21:59 UTC
Duration7h 25m
ServiceMultiple services
Official recordhttps://stspg.io/tdw1hjz3lj91

Timeline

  1. 14:33Z

    Detected · Signal

    12 crowd signals for Multiple services on GITHUB crossed the signal threshold.
  2. 20:08Z

    Confirmed · Official

    An official GITHUB status-page notice corroborated the event — 5h 34m after detection.
  3. 21:59Z

    Resolved

    Signal volume fell back below the threshold; the event was closed.

How this was detected

1 independent evidence class for Multiple services on GITHUB. 12 crowd reports across bluesky, mastodon (below the anomaly threshold), z=+0.7σ vs the cell baseline. Official notice confirms it, 5h 34m after the crowd.