Ping the cluster | Elasticsearch Serverless API

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JSON OpenAPI specification
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Topics

Introduction
Authentication

Endpoints

Behavioral analytics
Compact and aligned text (CAT)
Cluster
- Get cluster info GET
- Ping the cluster HEAD
Connector
Data stream
Document
Enrich
EQL
ES|QL
- Run an ES|QL query POST
Graph explore
- Explore graph analytics GET
- Explore graph analytics POST
Index
Inference
Info
- Get cluster info GET
Ingest
Licensing
- Get license information GET
Logstash
Machine learning anomaly detection
Machine learning data frame analytics
Machine learning trained model
Query rules
Script
Search
Search application
Security
SQL
Synonyms
Task management
- Get task information GET
Transform

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Ping the cluster

HEAD /

Get information about whether the cluster is running.

Responses

200 application/json

HEAD /

curl \
 -X HEAD http://api.example.com/