Multi Agent Tool.json

{
  "name": "Multi Agent Tool",
  "nodes": [
    {
      "parameters": {
        "model": {
          "__rl": true,
          "value": "gpt-4.1-mini",
          "mode": "list",
          "cachedResultName": "gpt-4.1-mini"
        },
        "builtInTools": {},
        "options": {}
      },
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "typeVersion": 1.3,
      "position": [
        -48,
        80
      ],
      "id": "f5220c54-5034-4dbb-8725-5892bbdfa2e0",
      "name": "OpenAI Chat Model",
      "credentials": {
        "openAiApi": {
          "id": "l6rO6JWGfbCiIEsm",
          "name": "OpenAI account 3"
        }
      }
    },
    {
      "parameters": {
        "toolDescription": "Flights AI Agent that can call other tools",
        "text": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Prompt__User_Message_', ``, 'string') }}",
        "options": {
          "systemMessage": "You are a Flights Search Agent.\\n\\nInput: Origin, destination, dates, traveler count, flight preferences.\\n\\nUse the Flights tool once.\\n\\nGenerate 4–6 viable round-trip options.\\nInclude a mix of non-stop and 1-stop (if relevant).\\nInclude airline, departure/arrival times, duration, stops, and estimated total price.\\n\\nDo not explain reasoning.\""
        }
      },
      "type": "@n8n/n8n-nodes-langchain.agentTool",
      "typeVersion": 3,
      "position": [
        80,
        176
      ],
      "id": "7e93e28b-d306-4847-a6fa-6deb47af6789",
      "name": "Flights Agent"
    },
    {
      "parameters": {
        "model": {
          "__rl": true,
          "value": "gpt-4.1-mini",
          "mode": "list",
          "cachedResultName": "gpt-4.1-mini"
        },
        "builtInTools": {},
        "options": {}
      },
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "typeVersion": 1.3,
      "position": [
        -64,
        448
      ],
      "id": "54d88ab7-956d-40f7-b423-9b1b6ef26397",
      "name": "OpenAI Chat Model1",
      "credentials": {
        "openAiApi": {
          "id": "l6rO6JWGfbCiIEsm",
          "name": "OpenAI account 3"
        }
      }
    },
    {
      "parameters": {
        "operation": "google_flights",
        "departure_id": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Departure_airport_code___location_kgmid__departure_id_', ``, 'string') }}",
        "arrival_id": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Arrival_airport_code___location_kgmid__arrival_id_', ``, 'string') }}",
        "outbound_date": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Outbound_Date__outbound_date_', ``, 'string') }}",
        "return_date": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Return_Date__return_date_', ``, 'string') }}",
        "additionalFields": {},
        "requestOptions": {}
      },
      "type": "n8n-nodes-serpapi.serpApiTool",
      "typeVersion": 1,
      "position": [
        208,
        416
      ],
      "id": "271bcfa3-e144-43bb-8d75-2a4842bd17ab",
      "name": "Google_flights search in SerpApi",
      "credentials": {
        "serpApi": {
          "id": "FzI01LR7FspQOVMb",
          "name": "SerpApi account"
        }
      }
    },
    {
      "parameters": {
        "options": {
          "systemMessage": "You are the Trip Planning Orchestrator.\nInput: Structured trip request (origin, destination, dates, travelers, budget, preferences).\nYOUR JOB:\nCall Flights Agent, Hotels Agent, and Activities Agent once each.\nEnsure outputs align with travel dates.\nCombine results into a structured itinerary.\nPresent a clean final plan.\nDo not deeply re-optimize domain outputs.\nDo not generate options yourself.\nDo not call agents multiple times unless critical data is missing.\nDo not explain internal reasoning."
        }
      },
      "type": "@n8n/n8n-nodes-langchain.agent",
      "typeVersion": 3.1,
      "position": [
        96,
        -128
      ],
      "id": "28cef328-9a55-400f-a5cc-2b5c7ed3e826",
      "name": "Travel Agent (Orchestrator)"
    },
    {
      "parameters": {
        "toolDescription": "Hotels AI Agent that can call other tools",
        "text": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Prompt__User_Message_', ``, 'string') }}",
        "options": {
          "systemMessage": "You are a Hotels Search Agent.\\n\\nInput: Destination, check-in/out dates, travelers, hotel preferences.\\n\\nUse the Hotels tool once.\\n\\nGenerate 5-7 hotel options aligned with travel_style and budget.\\nInclude rating, area, price per night, estimated total stay cost.\\n\\nAlign with travel_style and budget if provided.\\n\\nPrefer 4 star+ when budget allows.\\n\\nNo explanations.\n        "
        }
      },
      "type": "@n8n/n8n-nodes-langchain.agentTool",
      "typeVersion": 3,
      "position": [
        416,
        112
      ],
      "id": "171dbfc9-46aa-4933-bc88-41a00fea5c4b",
      "name": "Hotels Agent"
    },
    {
      "parameters": {
        "model": {
          "__rl": true,
          "value": "gpt-4.1-mini",
          "mode": "list",
          "cachedResultName": "gpt-4.1-mini"
        },
        "builtInTools": {},
        "options": {}
      },
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "typeVersion": 1.3,
      "position": [
        432,
        336
      ],
      "id": "087dcad7-fc3c-41f2-a6a1-8c556bc7fc52",
      "name": "OpenAI Chat Model2",
      "credentials": {
        "openAiApi": {
          "id": "l6rO6JWGfbCiIEsm",
          "name": "OpenAI account 3"
        }
      }
    },
    {
      "parameters": {
        "operation": "google_hotels",
        "q": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Search_Query__q_', ``, 'string') }}",
        "check_in_date": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Check-in_Date__check_in_date_', ``, 'string') }}",
        "check_out_date": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Check-out_Date__check_out_date_', ``, 'string') }}",
        "additionalFields": {},
        "requestOptions": {}
      },
      "type": "n8n-nodes-serpapi.serpApiTool",
      "typeVersion": 1,
      "position": [
        592,
        352
      ],
      "id": "ba7e4322-085e-45f0-a0a9-4d023bd2715c",
      "name": "Google_hotels search in SerpApi",
      "credentials": {
        "serpApi": {
          "id": "FzI01LR7FspQOVMb",
          "name": "SerpApi account"
        }
      }
    },
    {
      "parameters": {
        "toolDescription": "Activities AI Agent that can call other tools",
        "text": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Prompt__User_Message_', ``, 'string') }}",
        "options": {
          "systemMessage": "You are an Activities Agent.\nInput: Destination, trip duration, user preferences.\nUse the Activities tool and the Tavily Search tool once and consolidate the results.\n\nYOUR JOB IS TO:\n\nGenerate 8–12 activity options.\n\nInclude a mix of top attractions and unique/local experiences.\n\nGroup loosely by day (no strict optimization yet).\n\nNo explanations."
        }
      },
      "type": "@n8n/n8n-nodes-langchain.agentTool",
      "typeVersion": 3,
      "position": [
        752,
        112
      ],
      "id": "c3d2b14a-3bfe-4c3a-8c32-0b72dec73beb",
      "name": "Activities Agent"
    },
    {
      "parameters": {
        "model": {
          "__rl": true,
          "value": "gpt-4.1-mini",
          "mode": "list",
          "cachedResultName": "gpt-4.1-mini"
        },
        "builtInTools": {},
        "options": {}
      },
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "typeVersion": 1.3,
      "position": [
        720,
        304
      ],
      "id": "9aac1087-9f54-4be7-8c15-06c579521669",
      "name": "OpenAI Chat Model3",
      "credentials": {
        "openAiApi": {
          "id": "l6rO6JWGfbCiIEsm",
          "name": "OpenAI account 3"
        }
      }
    },
    {
      "parameters": {
        "operation": "google_local",
        "q": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Search_Query__q_', ``, 'string') }}",
        "location": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('Location__location_', ``, 'string') }}",
        "additionalFields": {},
        "requestOptions": {}
      },
      "type": "n8n-nodes-serpapi.serpApiTool",
      "typeVersion": 1,
      "position": [
        1008,
        416
      ],
      "id": "713c7dc3-be0c-480e-b12b-012c7592bc4b",
      "name": "Google_local search in SerpApi",
      "credentials": {
        "serpApi": {
          "id": "FzI01LR7FspQOVMb",
          "name": "SerpApi account"
        }
      }
    },
    {
      "parameters": {
        "method": "POST",
        "url": "https://api.tavily.com/search",
        "authentication": "predefinedCredentialType",
        "nodeCredentialType": "tavilyApi",
        "sendQuery": true,
        "queryParameters": {
          "parameters": [
            {}
          ]
        },
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters0_Name', ``, 'string') }}",
              "value": "={{ /*n8n-auto-generated-fromAI-override*/ $fromAI('parameters0_Value', ``, 'string') }}"
            }
          ]
        },
        "options": {}
      },
      "type": "n8n-nodes-base.httpRequestTool",
      "typeVersion": 4.4,
      "position": [
        816,
        384
      ],
      "id": "fc019f32-ce03-4f6d-8e4b-8161e9aa79d8",
      "name": "HTTP Request",
      "credentials": {
        "tavilyApi": {
          "id": "79LY4leLMlcjSg2R",
          "name": "Tavily account"
        }
      }
    },
    {
      "parameters": {
        "inputSource": "passthrough"
      },
      "type": "n8n-nodes-base.executeWorkflowTrigger",
      "typeVersion": 1.2,
      "position": [
        -144,
        -112
      ],
      "id": "ead4aa73-05d1-44ba-9a21-4deb79d050da",
      "name": "When Executed by Another Workflow"
    }
  ],
  "pinData": {},
  "connections": {
    "OpenAI Chat Model": {
      "ai_languageModel": [
        [
          {
            "node": "Travel Agent (Orchestrator)",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Flights Agent": {
      "ai_tool": [
        [
          {
            "node": "Travel Agent (Orchestrator)",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI Chat Model1": {
      "ai_languageModel": [
        [
          {
            "node": "Flights Agent",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Google_flights search in SerpApi": {
      "ai_tool": [
        [
          {
            "node": "Flights Agent",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "Hotels Agent": {
      "ai_tool": [
        [
          {
            "node": "Travel Agent (Orchestrator)",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI Chat Model2": {
      "ai_languageModel": [
        [
          {
            "node": "Hotels Agent",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Google_hotels search in SerpApi": {
      "ai_tool": [
        [
          {
            "node": "Hotels Agent",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "Activities Agent": {
      "ai_tool": [
        [
          {
            "node": "Travel Agent (Orchestrator)",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "OpenAI Chat Model3": {
      "ai_languageModel": [
        [
          {
            "node": "Activities Agent",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "Google_local search in SerpApi": {
      "ai_tool": [
        [
          {
            "node": "Activities Agent",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "HTTP Request": {
      "ai_tool": [
        [
          {
            "node": "Activities Agent",
            "type": "ai_tool",
            "index": 0
          }
        ]
      ]
    },
    "When Executed by Another Workflow": {
      "main": [
        [
          {
            "node": "Travel Agent (Orchestrator)",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "active": true,
  "settings": {
    "executionOrder": "v1",
    "binaryMode": "separate",
    "availableInMCP": false
  },
  "versionId": "1bc0c21c-3413-4235-b6d8-de370474e534",
  "meta": {
    "templateCredsSetupCompleted": true,
    "instanceId": "8c8201cb0dc83b4713a4dd42454ec696b963b61f56691c5da1d3d62640d43aca"
  },
  "nodeGroups": [],
  "id": "sPgDdrDCKEl4lai3",
  "tags": []
}