Azure Cosmos DB outage history

Every Azure Cosmos DB incident we've recorded, grouped by month. Uptime is measured from crowd-sourced client-side traffic — it is our measurement, not Azure Cosmos DB's own.

0% Uptime, last 90 days
1 Incidents in 18 months
10 Clean months
Monthly uptime and incident counts for Azure Cosmos DB
MonthUptimeIncidentsTotal downtimeLongest outage
October 20260%127d 2h27d 2h
September 20260%130d30d
August 20260%131d31d
July 20260%131d31d
June 20260%130d30d
May 20260%131d31d
April 20260%130d30d
March 202615.797%126d 2h26d 2h
February 2026100%———
January 2026100%———
December 2025100%———
November 2025100%———
October 2025100%———
September 2025100%———
August 2025100%———
July 2025100%———
June 2025100%———
May 2025100%———

Looking for the live picture? See Azure Cosmos DB current status, the reliability report card, or all recent incidents.