語調選択付きAIメールジェネレーター

• •OpenAI API Key

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  "name": "AI Email Generator with Tone Selection",
  "tags": [
    {
      "id": "sBLDO4c3ubWvhiSj",
      "name": "n8n creator",
      "createdAt": "2025-09-30T20:55:34.201Z",
      "updatedAt": "2025-09-30T20:55:34.201Z"
    }
  ],
  "nodes": [
    {
      "id": "a7d25cbb-f1f1-451c-bb89-7dcfaa5f8915",
      "name": "メール生成フォーム",
      "type": "n8n-nodes-base.formTrigger",
      "position": [
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      "webhookId": "email-gen-form",
      "parameters": {
        "options": {},
        "formTitle": "AI Email Generator",
        "formFields": {
          "values": [
            {
              "fieldLabel": "Recipient Name",
              "requiredField": true
            },
            {
              "fieldLabel": "Email Subject",
              "requiredField": true
            },
            {
              "fieldType": "textarea",
              "fieldLabel": "Email Context",
              "requiredField": true
            },
            {
              "fieldType": "dropdown",
              "fieldLabel": "Tone",
              "fieldOptions": {
                "values": [
                  {
                    "option": "Professional"
                  },
                  {
                    "option": "Friendly"
                  },
                  {
                    "option": "Formal"
                  },
                  {
                    "option": "Casual"
                  }
                ]
              },
              "requiredField": true
            }
          ]
        },
        "formDescription": "Generate professional emails with your chosen tone"
      },
      "typeVersion": 2.2
    },
    {
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      "name": "フォームデータ抽出",
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        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "recipient-field",
              "name": "recipient",
              "type": "string",
              "value": "={{ $json['Recipient Name'] }}"
            },
            {
              "id": "subject-field",
              "name": "subject",
              "type": "string",
              "value": "={{ $json['Email Subject'] }}"
            },
            {
              "id": "context-field",
              "name": "context",
              "type": "string",
              "value": "={{ $json['Email Context'] }}"
            },
            {
              "id": "tone-field",
              "name": "tone",
              "type": "string",
              "value": "={{ $json['Tone'] }}"
            }
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      "name": "AIプロンプト構築",
      "type": "n8n-nodes-base.code",
      "position": [
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      "parameters": {
        "jsCode": "const recipient = $input.item.json.recipient;\nconst subject = $input.item.json.subject;\nconst context = $input.item.json.context;\nconst tone = $input.item.json.tone.toLowerCase();\n\nlet toneInstructions = '';\n\nswitch(tone) {\n  case 'professional':\n    toneInstructions = 'Use a professional, business-appropriate tone. Be clear, concise, and respectful. Maintain a balance between friendliness and formality.';\n    break;\n  case 'friendly':\n    toneInstructions = 'Use a warm, friendly tone while remaining appropriate. Be conversational and approachable, but maintain professionalism.';\n    break;\n  case 'formal':\n    toneInstructions = 'Use a highly formal, diplomatic tone. Use proper salutations and maintain strict formality throughout. Be respectful and courteous.';\n    break;\n  case 'casual':\n    toneInstructions = 'Use a casual, relaxed tone. Be conversational and natural, as if writing to a colleague or friend.';\n    break;\n  default:\n    toneInstructions = `Use a ${tone} tone.`;\n}\n\nconst prompt = `Write a complete email with the following details:\n\nRecipient: ${recipient}\nSubject: ${subject}\nContext: ${context}\n\nTone Instructions: ${toneInstructions}\n\nFormat the email properly with:\n- An appropriate greeting\n- A clear body that addresses the context\n- A professional closing\n- Do not include a signature line (the user will add their own)\n\nWrite only the email content, nothing else.`;\n\nreturn {\n  json: {\n    prompt: prompt,\n    recipient: recipient,\n    subject: subject,\n    tone: tone\n  }\n};"
      },
      "typeVersion": 2
    },
    {
      "id": "a34dcc52-0851-406d-8197-e47458bba309",
      "name": "OpenAI Chat Model",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
      "position": [
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      ],
      "parameters": {
        "model": "gpt-3.5-turbo",
        "options": {
          "maxTokens": 500,
          "temperature": 0.7
        }
      },
      "credentials": {
        "openAiApi": {
          "id": "N0CW82ghPMjVVpjB",
          "name": "OpenAi account"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "cffb3447-a441-4c94-9eb4-bdada01d4124",
      "name": "メール生成",
      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
        1104,
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      ],
      "parameters": {
        "text": "={{ $json.prompt }}",
        "options": {},
        "promptType": "define"
      },
      "typeVersion": 2.2
    },
    {
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      "name": "出力フォーマット",
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      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "email-body",
              "name": "email_body",
              "type": "string",
              "value": "={{ $json.output }}"
            },
            {
              "id": "email-subject",
              "name": "subject",
              "type": "string",
              "value": "={{ $('Extract Form Data').item.json.subject }}"
            },
            {
              "id": "email-tone",
              "name": "tone",
              "type": "string",
              "value": "={{ $('Extract Form Data').item.json.tone }}"
            },
            {
              "id": "email-recipient",
              "name": "recipient",
              "type": "string",
              "value": "={{ $('Extract Form Data').item.json.recipient }}"
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
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      "name": "生成メール表示",
      "type": "n8n-nodes-base.form",
      "position": [
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      ],
      "webhookId": "email-completion",
      "parameters": {
        "options": {},
        "operation": "completion",
        "completionTitle": "✅ Email Generated Successfully!",
        "completionMessage": "=**Subject:** {{ $json.subject }}\n\n**Tone:** {{ $json.tone }}\n\n**Recipient:** {{ $json.recipient }}\n\n---\n\n{{ $json.email_body }}\n\n---\n\n*Copy the email above and add your signature before sending.*"
      },
      "typeVersion": 1
    },
    {
      "id": "c5bc8234-00b1-4af0-a2e4-f6b9a547aaf0",
      "name": "概要説明",
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      "parameters": {
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        "width": 844,
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        "content": "![5min Logo](https://assets.zyrosite.com/cdn-cgi/image/format=auto,w=175,q=95/d9573nnb9LioR05g/logo_tr-Yleq6B4J5WtDk64q.png)\n\n## AI Email Generator with Tone Selection\n**Made by [Biznova](https://www.biznova.tech/en)**\n **on [Tiktok](https://www.tiktok.com/@biznova_tech)**\n\n\n\n### 📧 What This Does\nThis workflow creates a professional email generator that allows users to:\n- Choose from multiple tones (Professional, Friendly, Formal, Casual)\n- Input recipient details, subject, and context\n- Generate a complete, well-formatted email using AI\n\n### 👥 Who's It For\n- Business professionals who need to write emails quickly\n- Customer support teams responding to inquiries\n- Sales teams crafting outreach messages\n- Anyone who wants help writing professional emails\n\n### 🎯 How It Works\n1. User fills out a form with email details and selects a tone\n2. The workflow processes the input and creates an AI prompt\n3. OpenAI generates a complete email based on the tone\n4. The formatted email is displayed for the user to copy\n\n### ⚙️ Setup Requirements\n- OpenAI API key (get one at https://platform.openai.com)\n- n8n instance (cloud or self-hosted)\n\n### 🚀 How to Use\n1. Set up your OpenAI credentials in the \"OpenAI Chat Model\" node\n2. Activate the workflow\n3. Share the form URL with users\n4. Users fill out the form and receive a generated email instantly"
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    },
    {
      "id": "daec94b3-1af5-4305-baca-75a2b05bdc34",
      "name": "セットアップ手順",
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      "position": [
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      "parameters": {
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        "content": "### 🔧 Setup Steps\n\n**1. OpenAI API Key**\n   - Go to https://platform.openai.com/api-keys\n   - Create a new API key\n   - Add it to the \"OpenAI Chat Model\" node credentials\n\n**2. Customize Tones (Optional)**\n   - Edit the \"Build AI Prompt\" node\n   - Modify the tone instructions to match your needs\n   - Add new tones to the form dropdown\n\n**3. Adjust AI Settings (Optional)**\n   - In \"OpenAI Chat Model\" node:\n   - Change model (gpt-4 for better quality)\n   - Adjust temperature (0.5-0.9)\n   - Modify max tokens for longer/shorter emails\n\n**4. Test the Workflow**\n   - Click \"Test workflow\" button\n   - Fill out the form\n   - Check the generated email\n\n**5. Share the Form**\n   - Activate the workflow\n   - Copy the form URL\n   - Share with your team or customers"
      },
      "typeVersion": 1
    },
    {
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      "name": "ステップ1",
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        "content": "**Step 1:** User Input\nForm collects email details and tone preference"
      },
      "typeVersion": 1
    },
    {
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      "name": "ステップ2",
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      "position": [
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      ],
      "parameters": {
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        "width": 218,
        "height": 98,
        "content": "**Step 2:** Extract & Organize\nPrepare data for AI processing"
      },
      "typeVersion": 1
    },
    {
      "id": "7574b96c-cff4-42c9-a128-bf82a9b971d0",
      "name": "ステップ3",
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      "position": [
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      ],
      "parameters": {
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        "width": 218,
        "height": 98,
        "content": "**Step 3:** Build Prompt\nCreate AI instructions based on selected tone"
      },
      "typeVersion": 1
    },
    {
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      "name": "ステップ4",
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      "parameters": {
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        "content": "**Step 4:** AI Generation\nOpenAI creates the email content"
      },
      "typeVersion": 1
    },
    {
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      "name": "ステップ5",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
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      ],
      "parameters": {
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        "width": 258,
        "height": 98,
        "content": "**Step 5:** Format & Display\nShow the generated email to the user"
      },
      "typeVersion": 1
    },
    {
      "id": "8992c076-cc45-48f4-af4c-494622cb72cc",
      "name": "API Key Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
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      ],
      "parameters": {
        "color": 3,
        "height": 80,
        "content": "⚙️ **Configure Your API Key Here**\nAdd your OpenAI credentials"
      },
      "typeVersion": 1
    }
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