---
title: Aggregation Layer
id: aggregation-layer
date: 2018-10-08
full_link: /docs/concepts/extend-kubernetes/api-extension/apiserver-aggregation/
short_description: >
  The aggregation layer lets you install additional Kubernetes-style APIs in your cluster.

aka: 
tags:
- architecture
- extension
- operation
---
 The aggregation layer lets you install additional Kubernetes-style APIs in your cluster.

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When you've configured the {{< glossary_tooltip text="Kubernetes API Server" term_id="kube-apiserver" >}} to [support additional APIs](https://kubernetes.io/docs/tasks/access-kubernetes-api/configure-aggregation-layer/), you can add `APIService` objects to "claim" a URL path in the Kubernetes API.