AI Linux SysAdmin Chatbot for VPS Management

The workflow JSON

Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →

{
  "nodes": [
    {
      "id": "84460a1f-50e7-4d16-8701-ebc1a86a0ef1",
      "name": "OpenAI Chat Model",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
        -360,
        -40
      ],
      "parameters": {
        "model": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-4o",
          "cachedResultName": "gpt-4o"
        },
        "options": {}
      },
      "credentials": {
        "openAiApi": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "221bbae2-0920-46b4-8b25-bb654439e567",
      "name": "When chat message received",
      "type": "@n8n/n8n-nodes-langchain.chatTrigger",
      "position": [
        -580,
        -220
      ],
      "parameters": {
        "options": {}
      },
      "typeVersion": 1.1
    },
    {
      "id": "dd0a9a82-9ad5-4116-a738-81334c58a0f2",
      "name": "Basic SSH commands",
      "type": "@n8n/n8n-nodes-langchain.toolHttpRequest",
      "position": [
        -160,
        -40
      ],
      "parameters": {
        "url": "https://www.hostinger.com/tutorials/linux-commands",
        "toolDescription": "Get basic SSH commands"
      },
      "typeVersion": 1.1
    },
    {
      "id": "428f2694-26fd-4ce1-b423-f9a734395b08",
      "name": "Execute SSH",
      "type": "@n8n/n8n-nodes-langchain.toolWorkflow",
      "position": [
        40,
        -40
      ],
      "parameters": {
        "name": "SSH",
        "source": "parameter",
        "description": "Call this tool to execute the bash command on external VPS.\nTo pass a command to execute, you should only pass the command itself.\n",
        "workflowJson": "{\n  \"nodes\": [\n    {\n      \"parameters\": {\n        \"workflowInputs\": {\n          \"values\": [\n            {\n              \"name\": \"query\"\n            }\n          ]\n        }\n      },\n      \"type\": \"n8n-nodes-base.executeWorkflowTrigger\",\n      \"typeVersion\": 1.1,\n      \"position\": [\n        0,\n        0\n      ],\n      \"id\": \"29e380c2-2ecd-465e-a784-f31b1c204b38\",\n      \"name\": \"When Executed by Another Workflow\"\n    },\n    {\n      \"parameters\": {\n        \"command\": \"={{ $json.query }}\"\n      },\n      \"type\": \"n8n-nodes-base.ssh\",\n      \"typeVersion\": 1,\n      \"position\": [\n        220,\n        0\n      ],\n      \"id\": \"81a147e8-e8c8-4c98-8a9b-24de4e0152a0\",\n      \"name\": \"SSH\",\n      \"alwaysOutputData\": true,\n      \"credentials\": {\n        \"sshPassword\": {\n          \"id\": \"VMCCUQkaq46q3CpB\",\n          \"name\": \"SSH Password account\"\n        }\n      },\n      \"onError\": \"continueErrorOutput\"\n    }\n  ],\n  \"pinData\": {},\n  \"connections\": {\n    \"When Executed by Another Workflow\": {\n      \"main\": [\n        [\n          {\n            \"node\": \"SSH\",\n            \"type\": \"main\",\n            \"index\": 0\n          }\n        ]\n      ]\n    }\n  }\n}"
      },
      "credentials": {
        "sshPassword": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 2
    },
    {
      "id": "1cd5280c-f16f-4195-9cdc-1649893ea16c",
      "name": "AI SysAdmin",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
        -340,
        -220
      ],
      "parameters": {
        "text": "=You are an AI Linux System Administrator Agent expert designed to help manage Linux VPS systems.\nThe user will communicate with you as a fellow colleague. You must understand their final intention and act accordingly.\nYou can execute single-line bash commands inside a VPS using the SSH tool.\nTo pass a command to execute, you should only pass the command itself.\nReplacing null with a command you want to execute.\n\n\nYour objectives are:\n\n### **1. Understand User Intent**\n- Parse user requests related to Linux operations.\n- Accurately interpret the intent to generate valid Linux commands.\n- Accurately interpret the response you receive from a VPS.\n- Provide the user with an interpreted response.\n\n### **2. Refer to tools**\n- **Basic SSH commands**\n- **SSH**\n\n### **3. Restrictions**\n- Do not do destructive actions without confirmation from the user.\n- Under no circumstance execute \"rm -rf\" command.\n\n### **4. Behavior Guidelines**\n- Be concise, precise, and consistent.\n- Ensure all generated commands are compatible with Linux SSH.\n- Rely on system defaults when user input is incomplete.\n- For unknown or unrelated queries, clearly indicate invalid input.\n\n\nUser Prompt \nHere is a request from user: {{ $json.chatInput }}",
        "agent": "reActAgent",
        "options": {},
        "promptType": "define"
      },
      "typeVersion": 1.7
    },
    {
      "id": "fc8b89d9-36eb-400a-8c25-cd89056efc64",
      "name": "Sticky Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        20,
        -180
      ],
      "parameters": {
        "width": 360,
        "height": 260,
        "content": "## SSH login credentials\nMake sure to provide the correct SSH credentials ID in this embedded workflow under \"sshPassword\".\n\n"
      },
      "typeVersion": 1
    }
  ],
  "connections": {
    "Execute SSH": {
      "ai_tool": [
        [
          {
            "node": "AI SysAdmin",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI Chat Model": {
      "ai_languageModel": [
        [
          {
            "node": "AI SysAdmin",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Basic SSH commands": {
      "ai_tool": [
        [
          {
            "node": "AI SysAdmin",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "When chat message received": {
      "main": [
        [
          {
            "node": "AI SysAdmin",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}

Credentials you'll need

Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.

• openAiApi
• sshPassword

About this workflow

This n8n workflow template is designed for developers, system administrators, and IT professionals who manage Linux VPS environments. It leverages an AI chatbot powered by the OpenAI model to interpret and execute SSH commands on a Linux VPS directly from chat messages. The…

Source: https://n8n.io/workflows/3020/ — original creator credit. Request a take-down →

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