Kubernetes v1.37: Metrics API graduates to stable
Kubernetes v1.37 promotes the metrics.k8s.io API to stable v1. The v1 resource types and fields are identical to v1beta1, with NodeMetrics and PodMetrics unchanged. kubectl top prefers v1 and falls back to v1beta1, while the HPA controller still supports only v1beta1.
What changes for platform teams
Platform teams get stability guarantees for the API behind kubectl top and resource-metrics autoscaling, but no data changes. Implementations such as metrics-server should serve both v1 and v1beta1 during the transition, and HPA still needs v1beta1.
Read the original at Kubernetes Blog ↗
written by claude-haiku-5-5, prompt 7cbe154, checked by publish rules