Whatsapp Com Ia - Otimizado

The workflow JSON

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{
  "name": "WhatsApp com IA - Otimizado",
  "nodes": [
    {
      "parameters": {
        "httpMethod": "POST",
        "path": "whatsapp-webhook",
        "options": {}
      },
      "name": "Webhook",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 1,
      "position": [
        -1060,
        20
      ],
      "id": "74a43bfb-bc5f-4889-850e-d3ee088e5c71"
    },
    {
      "parameters": {
        "jsCode": "// Extrair dados do webhook do WhatsApp\nlet message = \"\";\nlet from = \"\";\nlet profileName = \"\";\nlet waId = \"\";\n\n// Verificar estrutura do webhook do Twilio\nif ($input.first().json.Body) {\n  message = $input.first().json.Body || \"\";\n  from = $input.first().json.From || \"\";\n  profileName = $input.first().json.ProfileName || \"\";\n  waId = $input.first().json.WaId || \"\";\n}\n// Verificar estrutura do corpo da requisi\u00e7\u00e3o\nelse if ($input.first().json.body && $input.first().json.body.Body) {\n  message = $input.first().json.body.Body || \"\";\n  from = $input.first().json.body.From || \"\";\n  profileName = $input.first().json.body.ProfileName || \"\";\n  waId = $input.first().json.body.WaId || \"\";\n}\n\nreturn [\n  {\n    json: {\n      message: message,\n      from: from,\n      profileName: profileName,\n      waId: waId\n    }\n  }\n];"
      },
      "name": "Extrair Dados",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        -740,
        40
      ],
      "id": "2bae86f4-5f06-4509-b8b5-247cbaed5e59"
    },
    {
      "parameters": {
        "method": "POST",
        "url": "https://api.openai.com/v1/chat/completions",
        "authentication": "genericCredentialType",
        "genericAuthType": "httpBearerAuth",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "Content-Type",
              "value": "application/json"
            }
          ]
        },
        "sendBody": true,
        "specifyBody": "json",
        "jsonBody": "={\n  \"model\": \"gpt-4.5-preview\",\n  \"messages\": [\n    {\n      \"role\": \"system\",\n      \"content\": \"Voc\u00ea \u00e9 uma assistente especializada em automa\u00e7\u00f5es para Instagram e WhatsApp. Responda de forma \u00fatil, objetiva e com linguagem pr\u00f3xima e acess\u00edvel, como se estivesse conversando com uma amiga empreendedora. Sempre que poss\u00edvel, oriente a pr\u00f3xima a\u00e7\u00e3o ou passo do cliente. Nunca use jarg\u00f5es t\u00e9cnicos sem explicar. D\u00ea prefer\u00eancia a frases curtas. Use emojis moderadamente para tornar o tom leve (1 a 2 por resposta). Sempre proponha um caminho ou a\u00e7\u00e3o clara (ex: \\\"Quer que eu te mostre como?\\\", \\\"Posso te mandar um passo a passo?\\\").\"\n    },\n    {\n      \"role\": \"user\",\n      \"content\": \"{{$json.message.replace('IA:', '').trim()}}\"\n    }\n  ],\n  \"max_tokens\": 500\n}",
        "options": {}
      },
      "name": "Consultar IA",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 3,
      "position": [
        -340,
        -60
      ],
      "id": "ace99066-3753-4d9b-9cff-3450f659a283"
    },
    {
      "parameters": {
        "from": "+14155238886",
        "to": "={{$node[\"Extrair Dados\"].json.from}}",
        "toWhatsapp": true,
        "message": "={{$node[\"Consultar IA\"].json.choices[0].message.content}}",
        "options": {}
      },
      "name": "Enviar Resposta",
      "type": "n8n-nodes-base.twilio",
      "typeVersion": 1,
      "position": [
        60,
        -80
      ],
      "id": "01284106-43ba-443d-934a-1f481215e558"
    },
    {
      "parameters": {
        "method": "POST",
        "url": "=http://localhost:3001/api/registrar-mensagem",
        "sendBody": true,
        "specifyBody": "json",
        "jsonBody": "={\n  \"whatsappNumero\": \"{{$node[\"Extrair Dados\"].json.from}}\".replace(\"whatsapp:\", \"\"),\n  \"pergunta\": \"{{$node[\"Extrair Dados\"].json.message}}\",\n  \"resposta\": \"{{$node[\"Consultar IA\"].json.choices[0].message.content}}\"\n}",
        "options": {}
      },
      "name": "Registrar Mensagem",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 3,
      "position": [
        400,
        -80
      ],
      "id": "bb63e597-fe7c-46fe-80b9-787183e9484c"
    }
  ],
  "connections": {
    "Webhook": {
      "main": [
        [
          {
            "node": "Extrair Dados",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Extrair Dados": {
      "main": [
        [
          {
            "node": "Consultar IA",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Consultar IA": {
      "main": [
        [
          {
            "node": "Enviar Resposta",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Enviar Resposta": {
      "main": [
        [
          {
            "node": "Registrar Mensagem",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}

About this workflow

WhatsApp com IA - Otimizado. Uses httpRequest, twilio. Webhook trigger; 5 nodes.

Source: https://github.com/1thays4/painel-clientes-ia-ts/blob/main/workflows/n8n-fluxo-otimizado.json — original creator credit. Request a take-down →

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