Quo (formerly OpenPhone) outage on Aug 18, 2026

What happened

Quo (formerly OpenPhone) reported a major outage starting Aug 18, 2026, 20:57 UTC, affecting Quo API. It was marked resolved at Aug 18, 2026, 21:42 UTC.

• The incident lasted 46m from first report to resolution.
• Quo (formerly OpenPhone) had reported 7 other partial or major outages in the 90 days before it.
• 3 other vendors we track reported a significant incident within 12 hours of it.

Latest update from Quo (formerly OpenPhone)

Public API and MCP are fully stable.

Read Quo (formerly OpenPhone)'s official incident report ↗

What our independent monitoring saw

Our independent monitoring of Quo (formerly OpenPhone) started after this incident, so this report is based on Quo (formerly OpenPhone)'s status page.

Other outages around the same time

Significant incidents other vendors reported within 12 hours of this one.

• Partial outageTwilio SegmentAug 18, 2026, 17:49 UTC

  Intermittent Segment application login errors

• Partial outageGoogle WorkspaceAug 18, 2026, 23:58 UTC

  Some customers may experience slowness while using Google Drive.

• Partial outageMollieAug 19, 2026, 08:35 UTC

  In person payments minor disruption - AMEX

Quo (formerly OpenPhone)'s overall reliability

Full Quo (formerly OpenPhone) reliability report and live status → · Most reliable Quo (formerly OpenPhone) alternatives →