{
  "name": "Support Agent — with external MCP tools",
  "nodes": [
    {
      "parameters": {
        "promptType": "auto",
        "options": { "systemMessage": "You are a support agent. Use tools to look up real data before answering. Never guess an order status." }
      },
      "type": "@n8n/n8n-nodes-langchain.agent",
      "typeVersion": 2,
      "name": "Support Agent",
      "position": [600, 300]
    },
    {
      "parameters": { "model": "claude-sonnet-4-5" },
      "type": "@n8n/n8n-nodes-langchain.lmChatAnthropic",
      "typeVersion": 1,
      "name": "Anthropic Chat Model",
      "position": [400, 460]
    },
    {
      "parameters": {
        "endpointUrl": "https://orders.internal.example.com/mcp",
        "serverTransport": "httpStreamable",
        "authentication": "headerAuth",
        "include": "selected",
        "includeTools": ["get_order_status", "get_tracking_link"]
      },
      "type": "@n8n/n8n-nodes-langchain.toolMcp",
      "typeVersion": 1,
      "name": "Orders MCP",
      "position": [820, 460]
    }
  ],
  "connections": {
    "Anthropic Chat Model": { "ai_languageModel": [[{ "node": "Support Agent", "type": "ai_languageModel", "index": 0 }]] },
    "Orders MCP": { "ai_tool": [[{ "node": "Support Agent", "type": "ai_tool", "index": 0 }]] }
  }
}