[Home](./index.md) > [kibana-plugin-server](./kibana-plugin-server.md) > [ElasticsearchServiceSetup](./kibana-plugin-server.elasticsearchservicesetup.md) > [createClient](./kibana-plugin-server.elasticsearchservicesetup.createclient.md)
## ElasticsearchServiceSetup.createClient property
Create application specific Elasticsearch cluster API client with customized config. See [IClusterClient](./kibana-plugin-server.iclusterclient.md).
Signature:
```typescript
readonly createClient: (type: string, clientConfig?: Partial) => IClusterClient;
```
## Example
```js
const client = elasticsearch.createCluster('my-app-name', config);
const data = await client.callAsInternalUser();
```