Is Elasticsearch free?

Yes, Elasticsearch is free to use.

How do I install Elasticsearch?

Elasticsearch is a local plugin. Install it using npm package: @tocharianou/elasticsearch-mcp and add the generated configuration snippet to your AI app's MCP config file. Then restart your AI app.

What credentials does Elasticsearch need?

Elasticsearch requires the following credentials or environment variables: ES_URL, ES_API_KEY, ES_USERNAME, ES_PASSWORD, ES_CA_CERT, NODE_TLS_REJECT_UNAUTHORIZED, MAX_TOKEN_CALL, MCP_TRANSPORT, MCP_HTTP_PORT, MCP_HTTP_HOST. You can find setup instructions on the server detail page.

What AI apps work with Elasticsearch?

Elasticsearch uses the Model Context Protocol (MCP) and works with any MCP-compatible AI app, including Claude, ChatGPT / Codex, Gemini, Copilot, Cursor, and more.

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Elasticsearch MCP Server

by TocharianOU

Data & AnalyticsLow Risk10.0Local

Free

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

About

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

What You'll Need

Set these up before or after installing:

Your Elasticsearch instance URL (e.g., https://localhost:9200)Optional

Environment variable: ES_URL

Elasticsearch API key for authenticationRequired

Environment variable: ES_API_KEY

Elasticsearch username for basic authenticationOptional

Environment variable: ES_USERNAME

Elasticsearch password for basic authenticationRequired

Environment variable: ES_PASSWORD

Path to custom CA certificate for Elasticsearch SSL/TLSOptional

Environment variable: ES_CA_CERT

Set to '0' to disable SSL certificate validation (development only)Optional

Environment variable: NODE_TLS_REJECT_UNAUTHORIZED

Maximum tokens per API callOptional

Environment variable: MAX_TOKEN_CALL

Transport mode selectionOptional

Environment variable: MCP_TRANSPORT

HTTP server port (when using HTTP transport)Optional

Environment variable: MCP_HTTP_PORT

HTTP server host (when using HTTP transport)Optional

Environment variable: MCP_HTTP_HOST

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-tocharianou-elasticsearch": {
      "env": {
        "ES_URL": "your-es-url-here",
        "ES_API_KEY": "your-es-api-key-here",
        "ES_CA_CERT": "your-es-ca-cert-here",
        "ES_PASSWORD": "your-es-password-here",
        "ES_USERNAME": "your-es-username-here",
        "MCP_HTTP_HOST": "your-mcp-http-host-here",
        "MCP_HTTP_PORT": "your-mcp-http-port-here",
        "MCP_TRANSPORT": "your-mcp-transport-here",
        "MAX_TOKEN_CALL": "your-max-token-call-here",
        "NODE_TLS_REJECT_UNAUTHORIZED": "your-node-tls-reject-unauthorized-here"
      },
      "args": [
        "-y",
        "@tocharianou/elasticsearch-mcp"
      ],
      "command": "npx"
    }
  }
}

Security Report

10.0

Low Risk10.0Low Risk

Valid MCP server (1 strong, 2 medium validity signals). No known CVEs in dependencies. Package registry verified. Imported from the Official MCP Registry. Trust signals: trusted author (3/3 approved).

4 files analyzed · 1 issue found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.