Traitement automatisé du support client pour le commerce électronique avec un chatbot multilingue GPT-5 Nano

• •Clé API OpenAI

{
  "meta": {
    "instanceId": "ad0113c344ee237399e44e9f11798b05baeb83a6196d514a9ae9d2ad71c3b5c9",
    "templateCredsSetupCompleted": true
  },
  "nodes": [
    {
      "id": "a5c3ebce-f05b-4985-96ef-b98b8db66a22",
      "name": "À la réception d'un message chat",
      "type": "@n8n/n8n-nodes-langchain.chatTrigger",
      "position": [
        -1216,
        2176
      ],
      "webhookId": "ccaca032-7964-4a83-9417-91a223bc1485",
      "parameters": {
        "options": {}
      },
      "typeVersion": 1.3
    },
    {
      "id": "c01659d9-5000-41a9-888e-69f341671baa",
      "name": "Analyseur de sortie structurée",
      "type": "@n8n/n8n-nodes-langchain.outputParserStructured",
      "position": [
        -816,
        2544
      ],
      "parameters": {
        "jsonSchemaExample": "{\n\t\"language\": \"English\"\n}"
      },
      "typeVersion": 1.3
    },
    {
      "id": "a18b9aa9-16d8-4a35-94f5-0858f3a494ca",
      "name": "OpenAI Modèle de chat",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
        -1120,
        2608
      ],
      "parameters": {
        "model": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-5-nano",
          "cachedResultName": "gpt-5-nano"
        },
        "options": {}
      },
      "credentials": {
        "openAiApi": {
          "id": "4l6TDfLZVFS24g3X",
          "name": "OpenAi account 4"
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "038c0447-c2c3-44cd-8c32-191420a284d7",
      "name": "Séparation des sorties",
      "type": "n8n-nodes-base.splitOut",
      "position": [
        -480,
        2144
      ],
      "parameters": {
        "options": {},
        "fieldToSplitOut": "languages"
      },
      "typeVersion": 1
    },
    {
      "id": "574618a3-c10b-4acc-9599-a2c332151170",
      "name": "OpenAI Modèle de chat 2",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
        -224,
        2480
      ],
      "parameters": {
        "model": {
          "__rl": true,
          "mode": "list",
          "value": "gpt-5-nano",
          "cachedResultName": "gpt-5-nano"
        },
        "options": {}
      },
      "credentials": {
        "openAiApi": {
          "id": "4l6TDfLZVFS24g3X",
          "name": "OpenAi account 4"
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "a9c9d55b-708d-4404-bde5-646690b1be8e",
      "name": "Mémoire simple",
      "type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
      "position": [
        -32,
        2480
      ],
      "parameters": {
        "sessionKey": "={{ $('When chat message received').item.json.sessionId }}",
        "sessionIdType": "customKey"
      },
      "typeVersion": 1.3
    },
    {
      "id": "e0b9ac67-8637-49f3-bdd6-e456823e91e6",
      "name": "Prompts linguistiques e-commerce",
      "type": "n8n-nodes-base.set",
      "position": [
        -752,
        2160
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "languages",
              "name": "languages",
              "type": "array",
              "value": [
                {
                  "language": "english",
                  "system_prompt": "You are a friendly and professional ecommerce customer service assistant. Help customers with product inquiries, order tracking, returns, and general shopping questions. Always be polite, helpful, and aim to provide accurate information about products and services. If you cannot find specific information, guide the customer to the appropriate resources or suggest contacting human support. Keep responses concise but informative, and always prioritize customer satisfaction."
                },
                {
                  "language": "spanish",
                  "system_prompt": "Eres un asistente de servicio al cliente de comercio electrónico amigable y profesional. Ayuda a los clientes con consultas de productos, seguimiento de pedidos, devoluciones y preguntas generales de compras. Siempre sé cortés, útil y busca proporcionar información precisa sobre productos y servicios. Si no puedes encontrar información específica, guía al cliente a los recursos apropiados o sugiere contactar al soporte humano. Mantén las respuestas concisas pero informativas, y siempre prioriza la satisfacción del cliente."
                },
                {
                  "language": "french",
                  "system_prompt": "Vous êtes un assistant de service client e-commerce amical et professionnel. Aidez les clients avec les demandes de produits, le suivi des commandes, les retours et les questions générales d'achat. Soyez toujours poli, serviable et visez à fournir des informations précises sur les produits et services. Si vous ne trouvez pas d'informations spécifiques, guidez le client vers les ressources appropriées ou suggérez de contacter le support humain. Gardez les réponses concises mais informatives, et priorisez toujours la satisfaction du client."
                }
              ]
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
      "id": "b9266b06-fd77-420d-a320-570d58b3ab47",
      "name": "Conserver uniquement la langue sélectionnée",
      "type": "n8n-nodes-base.merge",
      "position": [
        -480,
        2432
      ],
      "parameters": {
        "mode": "combine",
        "options": {
          "fuzzyCompare": false
        },
        "advanced": true,
        "mergeByFields": {
          "values": [
            {
              "field1": "language",
              "field2": "output.language"
            }
          ]
        }
      },
      "typeVersion": 3.2
    },
    {
      "id": "2943304d-2f38-4cde-b351-98eced80460a",
      "name": "Détecter la langue",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
        -1040,
        2288
      ],
      "parameters": {
        "options": {
          "systemMessage": "Identify what language this is written in. output the language. \n\noutput like this. all lower case\n\n{\n\t\"language\": \"English\"\n}"
        },
        "hasOutputParser": true
      },
      "typeVersion": 2.2
    },
    {
      "id": "a3d76522-3b39-4674-9312-2090643d1235",
      "name": "Agent de chat",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
        -256,
        2208
      ],
      "parameters": {
        "text": "={{ $('When chat message received').item.json.chatInput }}",
        "options": {
          "systemMessage": "={{ $json.system_prompt }}"
        },
        "promptType": "define"
      },
      "typeVersion": 2.2
    },
    {
      "id": "900cadeb-ed9e-410b-bd03-6aefa132f100",
      "name": "Note adhésive 7",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -1728,
        1968
      ],
      "parameters": {
        "width": 400,
        "height": 784,
        "content": "## ⚙️ Setup Instructions\n\n### 1️⃣ Set Up OpenAI Connection\n#### Get API Key\n1. Go to [OpenAI Platform](https://platform.openai.com/api-keys)  \n2. Go to [OpenAI Billing](https://platform.openai.com/settings/organization/billing/overview)  \n3. Add funds to your billing account  \n4. Copy your API key into the **OpenAI credentials** in n8n  \n\n### 2️⃣ Configure Your Languages & Prompts\n- Open the **Set Node** named `Ecommerce Language Prompts`.  \n- Update or expand the list of languages and their **system prompts**.  \n- Example already includes:  \n  - English  \n  - Spanish  \n  - French  \n\n## 📬 Contact Information\nNeed help customizing this workflow or building similar automations?  \n\n📧 Email: [robert@ynteractive.com](mailto:robert@ynteractive.com)  \n🔗 LinkedIn: [Robert Breen](https://www.linkedin.com/in/robert-breen-29429625/)  \n🌐 Website: [ynteractive.com](https://ynteractive.com)  \n\n"
      },
      "typeVersion": 1
    },
    {
      "id": "ed260a85-7b05-4c07-af6f-81621aaa5699",
      "name": "Note adhésive 8",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -1280,
        1968
      ],
      "parameters": {
        "color": 7,
        "width": 1392,
        "height": 784,
        "content": "# 🌍 Multilingual eCommerce Customer Service Chatbot (n8n Workflow)\n\nThis workflow creates a **multilingual eCommerce chatbot** that automatically detects the customer’s language and provides tailored responses. It is designed for online shops to improve customer support in English, Spanish, and French.\n\nThe chatbot is powered by **OpenAI’s GPT-5 Nano** and runs entirely inside **n8n**, with built-in memory to keep conversations contextual and helpful.\n"
      },
      "typeVersion": 1
    },
    {
      "id": "f83c5946-8ed3-410e-aad6-f81f6144afa3",
      "name": "Note adhésive 12",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -1232,
        2416
      ],
      "parameters": {
        "color": 3,
        "width": 288,
        "height": 304,
        "content": "### 1. Set Up OpenAI Connection\n\n#### Get API Key:\n1. Go to [OpenAI Platform](https://platform.openai.com/api-keys)\n1. Go to [OpenAI Billing](https://platform.openai.com/settings/organization/billing/overview)\n2. Add funds to your billing account & copy your api key into the openAI credentials\n"
      },
      "typeVersion": 1
    }
  ],
  "pinData": {},
  "connections": {
    "038c0447-c2c3-44cd-8c32-191420a284d7": {
      "main": [
        [
          {
            "node": "b9266b06-fd77-420d-a320-570d58b3ab47",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "a9c9d55b-708d-4404-bde5-646690b1be8e": {
      "ai_memory": [
        [
          {
            "node": "a3d76522-3b39-4674-9312-2090643d1235",
            "type": "ai_memory",
            "index": 0
          }
        ]
      ]
    },
    "2943304d-2f38-4cde-b351-98eced80460a": {
      "main": [
        [
          {
            "node": "b9266b06-fd77-420d-a320-570d58b3ab47",
            "type": "main",
            "index": 1
          }
        ]
      ]
    },
    "a18b9aa9-16d8-4a35-94f5-0858f3a494ca": {
      "ai_languageModel": [
        [
          {
            "node": "2943304d-2f38-4cde-b351-98eced80460a",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "574618a3-c10b-4acc-9599-a2c332151170": {
      "ai_languageModel": [
        [
          {
            "node": "a3d76522-3b39-4674-9312-2090643d1235",
            "type": "ai_languageModel",
            "index": 0
          }
        ]
      ]
    },
    "c01659d9-5000-41a9-888e-69f341671baa": {
      "ai_outputParser": [
        [
          {
            "node": "2943304d-2f38-4cde-b351-98eced80460a",
            "type": "ai_outputParser",
            "index": 0
          }
        ]
      ]
    },
    "e0b9ac67-8637-49f3-bdd6-e456823e91e6": {
      "main": [
        [
          {
            "node": "038c0447-c2c3-44cd-8c32-191420a284d7",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "a5c3ebce-f05b-4985-96ef-b98b8db66a22": {
      "main": [
        [
          {
            "node": "2943304d-2f38-4cde-b351-98eced80460a",
            "type": "main",
            "index": 0
          },
          {
            "node": "e0b9ac67-8637-49f3-bdd6-e456823e91e6",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "b9266b06-fd77-420d-a320-570d58b3ab47": {
      "main": [
        [
          {
            "node": "a3d76522-3b39-4674-9312-2090643d1235",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}