Starter n8n Agent

n8n-agent.json

{
  "nodes": [
    {
      "parameters": {
        "options": {
          "systemMessage": "You are helpful assistant. Use the available tools to answer the user's queries. ",
          "returnIntermediateSteps": false,
          "enableStreaming": true
        }
      },
      "type": "@n8n/n8n-nodes-langchain.agent",
      "typeVersion": 3.1,
      "position": [
        112,
        32
      ],
      "id": "36036b71-592a-4897-be84-eb28b95f4475",
      "name": "AI Agent"
    },
    {
      "parameters": {
        "options": {}
      },
      "type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
      "typeVersion": 1.1,
      "position": [
        56,
        264
      ],
      "id": "8b5db969-ebee-4e60-b68e-79ed4ff7cbc0",
      "name": "Google Gemini Chat Model1",
      "credentials": {
        "googlePalmApi": {
          "id": "YElByYFatIsvNlV2",
          "name": "Google Gemini(PaLM) Api account"
        }
      }
    },
    {
      "parameters": {},
      "type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
      "typeVersion": 1.4,
      "position": [
        184,
        264
      ],
      "id": "ea208f5c-cce9-41d3-a850-640bf3d2812e",
      "name": "Simple Memory"
    },
    {
      "parameters": {
        "description": "Call this tool to get the current date and time. Use this tool if the user uses a subjective date or time, such as \"today\", \"tomorrow\" or \"this month\" to get a reference date.",
        "jsCode": "const now = new Date();\n\nreturn JSON.stringify({\n  current_datetime: now.toISOString(),\n  current_timestamp: now.getTime(),\n  timezone: \"UTC\"\n});"
      },
      "type": "@n8n/n8n-nodes-langchain.toolCode",
      "typeVersion": 1.3,
      "position": [
        312,
        264
      ],
      "id": "a30e4974-fbab-40bc-bee7-f07663e7c448",
      "name": "Get Current Date and Time"
    },
    {
      "parameters": {
        "message": "={{ $json.output }}\n",
        "options": {}
      },
      "type": "@n8n/n8n-nodes-langchain.chat",
      "typeVersion": 1.3,
      "position": [
        512,
        32
      ],
      "id": "24c613ca-8f2d-4b19-9a38-f73e3d453fb8",
      "name": "Chat",
      "webhookId": "af3b6847-6043-434d-93e2-90ae2d9de8ff"
    },
    {
      "parameters": {
        "public": true,
        "options": {
          "responseMode": "responseNodes"
        }
      },
      "type": "@n8n/n8n-nodes-langchain.chatTrigger",
      "typeVersion": 1.4,
      "position": [
        -176,
        32
      ],
      "id": "99c71760-f363-4a88-b297-021d6b9380b3",
      "name": "When chat message received",
      "webhookId": "839ca126-e9ad-49c5-882e-e0c868f7bd46"
    }
  ],
  "connections": {
    "AI Agent": {
      "main": [
        [
          {
            "node": "Chat",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Google Gemini Chat Model1": {
      "ai_languageModel": [
        [
          {
            "node": "AI Agent",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Simple Memory": {
      "ai_memory": [
        [
          {
            "node": "AI Agent",
            "type": "ai_memory",
            "index": 0
          }
        ]
      ]
    },
    "Get Current Date and Time": {
      "ai_tool": [
        [
          {
            "node": "AI Agent",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "When chat message received": {
      "main": [
        [
          {
            "node": "AI Agent",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "pinData": {},
  "meta": {
    "instanceId": "068efba74d43791014e18af24f41db35d308b24a1c4e7463a7242dc358721574"
  }
}