> ## Documentation Index
> Fetch the complete documentation index at: https://doc.lucidworks.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Nodes API

export const LwTemplate = ({title = "Key questions to get you started", icon = "sparkles", cta = "Powered by Agent Studio", linkHref = "https://lucidworks.com/demo/?utm_source=docs&utm_medium=referral&utm_campaign=docs_cta_ai"}) => {
  const [isLoaded, setIsLoaded] = useState(false);
  useEffect(() => {
    const timer = setTimeout(() => {
      setIsLoaded(true);
    }, 500);
    return () => clearTimeout(timer);
  }, []);
  return <div className="lw-template-container">
      <Card title={title} icon={icon}>
        {isLoaded && <span dangerouslySetInnerHTML={{
    __html: `<lw-template id="a029c1a9-28be-427e-b0e1-5d918920246a"></lw-template
            >`
  }} />}
        <Link href={linkHref} className="agent-studio-link text-left text-gray-600 gap-2 dark:text-gray-400 text-sm font-medium flex flex-row items-center hover:text-primary dark:hover:text-primary-light group-hover:text-primary group-hover:dark:text-primary-light">Powered by Lucidworks Agent Studio</Link>
      </Card>
    </div>;
};

[localhost link]: http://localhost:3000/docs/4/fusion-server/reference/api/system-admin-apis/nodes-api

[mintlify link]: https://doc.lucidworks.com/docs/4/fusion-server/reference/api/system-admin-apis/nodes-api

[old doc.lw link]: https://doc.lucidworks.com/fusion/5.9/345

The Nodes API allows users to check active services according to their hosts.

<LwTemplate />

## Examples

*Show each service:*

**REQUEST**

```bash wrap  theme={"dark"}
curl -u USERNAME:PASSWORD https://FUSION_HOST:8764/api/nodes/up
```

**RESPONSE**

```json wrap  theme={"dark"}
{
  "history::v1" : [ "https://FUSION_HOST:8984/connectors/v1/history", "https://FUSION_HOST:8764/api/history" ],
  "query-pipelines::v1" : [ "https://FUSION_HOST:8764/api/query-pipelines", "https://FUSION_HOST:8764/api/query-pipelines" ],
  "solrconfig::v1" : [ "https://FUSION_HOST:8764/api/collections//solr-config" ],
  "solrAdmin::v1" : [ "https://FUSION_HOST:8764/api/solrAdmin", "https://FUSION_HOST:8984/connectors/v1/solrAdmin" ],
  "stopwords::v1" : [ "https://FUSION_HOST:8764/api/stopwords" ],
  "collections::v1" : [ "https://FUSION_HOST:8764/api/collections" ],
  "index-stages::v1" : [ "https://FUSION_HOST:8984/connectors/v1/index-stages", "https://FUSION_HOST:8764/api/index-stages" ],
  "nodes::v1" : [ "https://FUSION_HOST:8984/connectors/v1/nodes", "https://FUSION_HOST:8764/api/nodes" ],
  "index-profiles::v1" : [ "https://FUSION_HOST:8764/api/collections//index-profiles", "https://FUSION_HOST:8984/connectors/v1/collections//index-profiles" ],
  "schema::v1" : [ "https://FUSION_HOST:8764/api/collections//schema" ],
  "solr::v1" : [ "https://FUSION_HOST:8984/connectors/v1/solr", "https://FUSION_HOST:8764/api/solr" ],
  "query-stages::v1" : [ "https://FUSION_HOST:8764/api/query-stages" ],
  "blobs::v1" : [ "https://FUSION_HOST:8764/api/blobs" ],
  "connectors::v1" : [ "https://FUSION_HOST:8984/connectors/v1/connectors" ],
  "recommend::v1" : [ "https://FUSION_HOST:8764/api/recommend" ],
  "configurations::v1" : [ "https://FUSION_HOST:8764/api/configurations", "https://FUSION_HOST:8984/connectors/v1/configurations" ],
  "system::v1" : [ "https://FUSION_HOST:8764/api/system", "https://FUSION_HOST:8984/connectors/v1/system" ],
  "index-pipelines::v1" : [ "https://FUSION_HOST:8764/api/index-pipelines", "https://FUSION_HOST:8764/api/index-pipelines", "https://FUSION_HOST:8764/api/index-pipelines", "https://FUSION_HOST:8764/api/index-pipelines", "https://FUSION_HOST:8764/api/index-pipelines", "https://FUSION_HOST:8764/api/index-pipelines", "https://FUSION_HOST:8764/api/index-pipelines", "https://FUSION_HOST:8984/connectors/v1/index-pipelines", "https://FUSION_HOST:8984/connectors/v1/index-pipelines", "https://FUSION_HOST:8764/api/index-pipelines", "https://FUSION_HOST:8764/api/index-pipelines" ],
  "query-pipeline-templates::v1" : [ "https://FUSION_HOST:8764/api/pipeline-templates/query" ],
  "registration::v1" : [ "https://FUSION_HOST:8984/connectors/v1/registration", "https://FUSION_HOST:8764/api/registration" ],
  "searchLogs::v1" : [ "https://FUSION_HOST:8764/api/searchLogs" ],
  "scheduler::v1" : [ "https://FUSION_HOST:8764/api/scheduler" ],
  "aggregator::v1" : [ "https://FUSION_HOST:8764/api/aggregator" ],
  "query-profiles::v1" : [ "https://FUSION_HOST:8764/api/collections//query-profiles" ],
  "usage::v1" : [ "https://FUSION_HOST:8764/api/usage", "https://FUSION_HOST:8984/connectors/v1/usage" ],
  "introspect::v1" : [ "https://FUSION_HOST:8764/api/introspect", "https://FUSION_HOST:8984/connectors/v1/introspect" ],
  "searchCluster::v1" : [ "https://FUSION_HOST:8764/api/searchCluster", "https://FUSION_HOST:8984/connectors/v1/searchCluster" ],
  "features::v1" : [ "https://FUSION_HOST:8764/api/features" ],
  "index-pipeline-templates::v1" : [ "https://FUSION_HOST:8984/connectors/v1/pipeline-templates/index", "https://FUSION_HOST:8764/api/pipeline-templates/index" ],
  "synonyms::v1" : [ "https://FUSION_HOST:8764/api/synonyms" ],
  "reports::v1" : [ "https://FUSION_HOST:8764/api/reports" ],
  "signals::v1" : [ "https://FUSION_HOST:8764/api/signals" ]
}
```