Errors when querying Prometheus datasource

Incident Report for Grafana Cloud

Resolved

This incident has been resolved. Thank you for your patience.

Posted Oct 13, 2026 - 20:46 UTC

Monitoring

We have put some mitigations in place which seem to have helped with the errors.
We continue to monitor the results.

Posted Oct 13, 2026 - 20:29 UTC

Update

We are continuing to investigate this issue.

Posted Oct 13, 2026 - 20:01 UTC

Investigating

A small number of customers with stacks in prod-us-central-4 are receiving "forbidden" errors when querying Prometheus data sources.
We are investigating and will provide an update soon.

Posted Oct 13, 2026 - 19:55 UTC

This incident affected: Grafana (GCP US Central - prod-us-central-4).