ClickHouse Cloud incident: ClickHouse Agents Login Issues

1. resolvedMay 27, 2026, 19:11 UTC

   Some users may have been unable to log in to ClickHouse Agents due to an overly broad login rate limit. A configuration change was rolled out, access has been confirmed restored, and no customer data or ClickHouse services were impacted.

2. monitoringMay 27, 2026, 18:03 UTC

   Mitigation rolled out, monitoring.

3. investigatingMay 27, 2026, 17:48 UTC

   Issues logging into ClickHouse Agents reported

What APIStatus.watch saw

Our 5-minute checks didn't record a change in ClickHouse Cloud's overall status around this incident. Smaller or regional incidents often leave a provider's overall status green.

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How often does ClickHouse Cloud have incidents?

ClickHouse Cloud reported 16 incidents in the last 90 days, 2 of them major or critical. A typical incident lasted 2h 28m. See ClickHouse Cloud's uptime and incident history