Elasticsearch MCP Server

io.github.TocharianOU/elasticsearch

Repository Registry

What is the Elasticsearch MCP server?

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

How to install Elasticsearch

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

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

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "elasticsearch": {
      "command": "npx",
      "args": [
        "-y",
        "@tocharianou/elasticsearch-mcp"
      ],
      "env": {
        "ES_URL": "<YOUR_ES_URL>",
        "ES_API_KEY": "<YOUR_ES_API_KEY>",
        "ES_USERNAME": "<YOUR_ES_USERNAME>",
        "ES_PASSWORD": "<YOUR_ES_PASSWORD>",
        "ES_CA_CERT": "<YOUR_ES_CA_CERT>",
        "NODE_TLS_REJECT_UNAUTHORIZED": "<YOUR_NODE_TLS_REJECT_UNAUTHORIZED>",
        "MAX_TOKEN_CALL": "<YOUR_MAX_TOKEN_CALL>",
        "MCP_TRANSPORT": "<YOUR_MCP_TRANSPORT>",
        "MCP_HTTP_PORT": "<YOUR_MCP_HTTP_PORT>",
        "MCP_HTTP_HOST": "<YOUR_MCP_HTTP_HOST>"
      }
    }
  }
}

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