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Best Kubernetes autoscaling tool

3 models · updated 2026-06-29

The verdict

CAST AI leads — All 3 models rank CAST AI the top startup.

Combined ranking

  1. 1
    CAST AI—6 pts
    GPT #5Claude #4Gemini #3· Autonomous multi-cloud cost optimization and smart node auto-provisioning.
  2. 2
    ScaleOps—2 pts
    GPT —Claude —Gemini #4· Fully automated real-time pod rightsizing and resource allocation.

Not ranked (incumbents): Karpenter, KEDA, Kubernetes Cluster Autoscaler, Kubernetes HPA, Cluster Autoscaler, KEDA HPA with Vertical Pod Autoscaler

By model

ChatGPT

  1. 1.Karpenter
  2. 2.KEDA
  3. 3.Kubernetes HPA
  4. 4.Cluster Autoscaler
  5. 5.CAST AI

Claude

  1. 1.Karpenter
  2. 2.KEDA
  3. 3.Kubernetes Cluster Autoscaler
  4. 4.CAST AI
  5. 5.KEDA HPA with Vertical Pod Autoscaler

Gemini

  1. 1.Karpenter
  2. 2.KEDA
  3. 3.CAST AI
  4. 4.ScaleOps
  5. 5.Kubernetes Cluster Autoscaler

Tracked by ModelsAgree · rank 1 = 5 pts … rank 5 = 1 pt · re-polled continuously