Graylog MCP Server

io.github.jperelli/graylog-mcp

Query logs from Graylog: get streams, search messages, aggregate, and get full data.

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Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "graylog-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@jperelli/graylog-mcp@1.3.0"
      ],
      "env": {
        "GRAYLOG_BASE_URL_INSTANCE_1": "<your GRAYLOG_BASE_URL_INSTANCE_1>",
        "GRAYLOG_API_TOKEN_INSTANCE_1": "<your GRAYLOG_API_TOKEN_INSTANCE_1>"
      }
    }
  }
}
Environment variables
  • GRAYLOG_BASE_URL_INSTANCE_1requiredBase URL of the first Graylog instance, e.g. http://graylog.example.com:9000
  • GRAYLOG_API_TOKEN_INSTANCE_1requiredsecretAPI token for the first Graylog instance (used as the HTTP Basic username).

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
Developer Tools
Version
1.3.0
Registry
active
Published
7/17/2026

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