Elasticsearch

Elasticsearch MCP Server with multi-version support (ES 5.x-9.x) and comprehensive API access

stdio v0.7.2

Connection Configuration

Add this to your AI agent's MCP config file to connect.

Run in your terminal:

claude mcp add io.github.tocharianou--elasticsearch -- npx

Transport

stdio

Authentication

None

Version

v0.7.2

Server Name

io.github.TocharianOU/elasticsearch

Last Updated

Feb 2, 2026

How to install and connect this MCP server.

Environment variables you must provide when running this server.

Variable	Description	Required
`ES_URL`	Your Elasticsearch instance URL (e.g., https://localhost:9200)	Yes
`ES_API_KEY` secret	Elasticsearch API key for authentication	Optional
`ES_USERNAME`	Elasticsearch username for basic authentication	Optional
`ES_PASSWORD` secret	Elasticsearch password for basic authentication	Optional
`ES_CA_CERT`	Path to custom CA certificate for Elasticsearch SSL/TLS	Optional
`NODE_TLS_REJECT_UNAUTHORIZED`	Set to '0' to disable SSL certificate validation (development only)	Optional
`MAX_TOKEN_CALL`	Maximum tokens per API call	Optional
`MCP_TRANSPORT`	Transport mode selection	Yes
`MCP_HTTP_PORT`	HTTP server port (when using HTTP transport)	Optional
`MCP_HTTP_HOST`	HTTP server host (when using HTTP transport)	Optional