Downrightnow
// Incident Post-MortemDRN-276F336E

CircleCI outage on July 21, 2026

Major severityResolved1h 6mDeveloper
Started · UTC
Jul 21, 11:21 AM
5h ago
Resolved · UTC
Jul 21, 12:27 PM
4h ago
Duration
1h 6m
End-to-end
Peak confidence
80.00
80 snapshots
// User impact

CircleCI users likely saw failed connections, degraded availability, or session instability for this Developer service. The incident reached Major severity and lasted 1h 6m. The stored report window does not show a preserved user-report spike.

// What happened

CircleCI experienced a Major incident on July 21, 2026. It was marked resolved at Tue, Jul 21, 2026, 12:27 PM UTC after 1h 6m, with peak confidence of 80.00.

Deterministic readout · awaiting AI summary pass

// Timeline

  1. Incident detected

    Major confidence crossed the incident threshold for CircleCI.

  2. Status changed to Recovering

    The stored readout moved to Recovering with confidence 38.00.

  3. Status changed to Degraded Performance

    The stored readout moved to Degraded Performance with confidence 38.00.

  4. Marked resolved

    The incident was closed after 37 min of observed impact.

  5. Peak confidence reached

    Confidence peaked at 80.00 while the service was marked Operational.

// Signals by source0 sources

No per-source signal payloads were preserved in this incident's snapshot window.

// Aggregate evidence

Confidence scoring

80.00

The incident reached 80.00 peak confidence across 80 stored status snapshots.

User reports

0 / 15m

No elevated user-report volume was preserved in the incident window snapshots.

Status samples

12 affected

12 snapshots in the window showed degraded, recovering, or major-outage state before recovery.

Recovery signal

Resolved

Recovery was recorded at Tue, Jul 21, 2026, 12:27 PM UTC.