Opensearch MCP Server

by mrfentmenio.github.mrfentmen/opensearch-mcpv1.0.2

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Active18d ago

Install Opensearch MCP server

claude mcp add opensearch -e OPENSEARCH_API_KEY='<opensearch-api-key>' -e OPENSEARCH_PASSWORD='<opensearch-password>' -- npx -y @mrfentmen/opensearch-mcp

{
  "mcpServers": {
    "opensearch": {
      "command": "npx",
      "args": [
        "-y",
        "@mrfentmen/opensearch-mcp"
      ],
      "env": {
        "OPENSEARCH_API_KEY": "<opensearch-api-key>",
        "OPENSEARCH_PASSWORD": "<opensearch-password>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "opensearch": {
      "command": "npx",
      "args": [
        "-y",
        "@mrfentmen/opensearch-mcp"
      ],
      "env": {
        "OPENSEARCH_API_KEY": "<opensearch-api-key>",
        "OPENSEARCH_PASSWORD": "<opensearch-password>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "opensearch": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@mrfentmen/opensearch-mcp"
      ],
      "env": {
        "OPENSEARCH_API_KEY": "<opensearch-api-key>",
        "OPENSEARCH_PASSWORD": "<opensearch-password>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "opensearch": {
      "command": "npx",
      "args": [
        "-y",
        "@mrfentmen/opensearch-mcp"
      ],
      "env": {
        "OPENSEARCH_API_KEY": "<opensearch-api-key>",
        "OPENSEARCH_PASSWORD": "<opensearch-password>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
OPENSEARCH_URL	—	—	OpenSearch server URL (default: http://localhost:9200)
OPENSEARCH_API_KEY	—	yes	OpenSearch API key for authentication
OPENSEARCH_USERNAME	—	—	OpenSearch username for basic auth
OPENSEARCH_PASSWORD	—	yes	OpenSearch password for basic auth

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Active — last maintenance signal 18d ago. The newest of the signals below sets the band.

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Package published
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Registry entry updated
2026-09-21 · 18d ago · official registry · v1.0.2

FAQ

›How do I install the Opensearch MCP server in Claude Code?

Run: claude mcp add opensearch -e OPENSEARCH_API_KEY='<opensearch-api-key>' -e OPENSEARCH_PASSWORD='<opensearch-password>' -- npx -y @mrfentmen/opensearch-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Opensearch require an API key?

Yes. It expects OPENSEARCH_API_KEY, OPENSEARCH_PASSWORD, of which 2 are secrets.

›Can I use Opensearch as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Opensearch in the official MCP registry?

Yes, as io.github.mrfentmen/opensearch-mcp.