エイスノワーサー矩陣とGPT-4.1-miniによるGmailメールTriagingの自動化
上級
これはAI Summarization, Multimodal AI分野の自動化ワークフローで、18個のノードを含みます。主にGmail, Filter, GmailTrigger, ManualTrigger, LmChatOpenAiなどのノードを使用。 エイゼンハワー・マトリックスとGPT-4.1-miniを使ったGmailメールの自動スルー分類
前提条件
- •Googleアカウント + Gmail API認証情報
- •OpenAI API Key
ワークフロープレビュー
ノード接続関係を可視化、ズームとパンをサポート
ワークフローをエクスポート
以下のJSON設定をn8nにインポートして、このワークフローを使用できます
{
"meta": {
"instanceId": "d97a35efa9230ba825e389dcf8247ce5a77a88f4113df9825ba41d6ce9398085"
},
"nodes": [
{
"id": "cd71d5f3-b50b-426d-840d-da6eea33a217",
"name": "付箋",
"type": "n8n-nodes-base.stickyNote",
"position": [
-16,
448
],
"parameters": {
"color": 2,
"width": 336,
"height": 956,
"content": "# ⚙️ INITIAL SETUP GUIDE\n\n## STEP 1: Create Gmail Labels\nGo to Gmail and create these 4 labels:\n- `Urgent + Important`\n- `Not Urgent + Important`\n- `Urgent + Not Important`\n- `Not Urgent + Not Important`\n\n## STEP 2: Get Your Label IDs\n1. Create temporary Gmail node\n2. Set operation to **Get All Labels**\n3. Execute to see your label IDs\n4. Copy each label ID\n5. Replace IDs in Gmail nodes\n\n## STEP 3: Add Credentials\n**Gmail OAuth2:**\n- Click any Gmail node\n- Create new credential\n- Follow OAuth2 flow\n\n**OpenAI API:**\n- Get key from platform.openai.com\n- Add to OpenAI node\n\n## STEP 4: Test First\n- Use Manual Trigger\n- Process 5-10 emails\n- Verify accuracy\n- Then activate"
},
"typeVersion": 1
},
{
"id": "5a5a84e6-bf32-4ef0-bc87-160d5fb5a610",
"name": "Gmailトリガー",
"type": "n8n-nodes-base.gmailTrigger",
"position": [
816,
608
],
"parameters": {
"simple": false,
"filters": {},
"options": {},
"pollTimes": {
"item": [
{
"mode": "everyMinute"
}
]
}
},
"credentials": {
"gmailOAuth2": {
"id": "sRvASHepRFHWjDk4",
"name": "IAM"
}
},
"typeVersion": 1.3
},
{
"id": "6da49556-8b27-49bc-ac4a-7bd31dd371c7",
"name": "AIメール分類器",
"type": "@n8n/n8n-nodes-langchain.textClassifier",
"position": [
1088,
736
],
"parameters": {
"options": {
"systemPromptTemplate": "You are an expert email prioritization assistant. Classify the email based on the Eisenhower Matrix principles. Consider sender importance, content urgency, business impact, and deadline implications. Output only the category in JSON format without explanation."
},
"inputText": "={{ $json.text }}",
"categories": {
"categories": [
{
"category": "Urgent + Important",
"description": "Emails requiring immediate action due to high impact. Not addressing them could have serious consequences. Includes legal matters, critical financial issues, investor communications, regulatory compliance, or user problems blocking service usage."
},
{
"category": "Not Urgent + Important",
"description": "Messages with high strategic value but no immediate deadline. Includes partnership opportunities, negotiations, relevant invitations, and key coordination that can be scheduled thoughtfully."
},
{
"category": "Urgent + Not Important",
"description": "Emails needing quick attention but not requiring your direct involvement. Operational or technical matters that can be delegated to another person or team without affecting strategic objectives."
},
{
"category": "Not Urgent + Not Important",
"description": "Emails with no immediate or strategic value. Includes promotions, spam, and generic messages that distract and can be ignored, deleted, or batch-reviewed later."
}
]
}
},
"typeVersion": 1.1
},
{
"id": "cc962116-3299-428f-9a88-06cfff08501b",
"name": "OpenAI GPT-4",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
"position": [
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],
"parameters": {
"model": {
"__rl": true,
"mode": "list",
"value": "gpt-4.1-mini",
"cachedResultName": "gpt-4.1-mini"
},
"options": {}
},
"credentials": {
"openAiApi": {
"id": "gaxCelkF84KGUr4n",
"name": "OpenAi account"
}
},
"typeVersion": 1.2
},
{
"id": "034c4031-95dc-4593-89f1-9cf0903591d7",
"name": "ラベル: 緊急でない+重要",
"type": "n8n-nodes-base.gmail",
"position": [
1440,
640
],
"webhookId": "1004a7e9-b2fb-41f6-abbb-3d0f7989b12c",
"parameters": {
"labelIds": [
"Label_108825101456559558"
],
"messageId": "={{ $json.id }}",
"operation": "addLabels"
},
"credentials": {
"gmailOAuth2": {
"id": "sRvASHepRFHWjDk4",
"name": "IAM"
}
},
"typeVersion": 2.1
},
{
"id": "683a55c5-8738-4503-b721-42c5ba6fcbb2",
"name": "ラベル: 緊急+重要",
"type": "n8n-nodes-base.gmail",
"position": [
1440,
448
],
"webhookId": "226c3439-cf11-406d-9369-cbdc5d56bd69",
"parameters": {
"labelIds": [
"Label_4335697733647997523"
],
"messageId": "={{ $json.id }}",
"operation": "addLabels"
},
"credentials": {
"gmailOAuth2": {
"id": "sRvASHepRFHWjDk4",
"name": "IAM"
}
},
"typeVersion": 2.1
},
{
"id": "17983317-e9ca-4d3f-bf7c-b8cf07955972",
"name": "ラベル: 緊急+重要でない",
"type": "n8n-nodes-base.gmail",
"position": [
1440,
832
],
"webhookId": "7dcbf4d7-d400-4535-a867-a581fde2595c",
"parameters": {
"labelIds": [
"Label_3686091807609025659"
],
"messageId": "={{ $json.id }}",
"operation": "addLabels"
},
"credentials": {
"gmailOAuth2": {
"id": "sRvASHepRFHWjDk4",
"name": "IAM"
}
},
"typeVersion": 2.1
},
{
"id": "90f85ac6-a960-443c-9b26-9da29fde9a59",
"name": "ラベル: 緊急でない+重要でない",
"type": "n8n-nodes-base.gmail",
"position": [
1440,
1024
],
"webhookId": "f04eabdf-4db0-4de9-ae25-b22f78b229fe",
"parameters": {
"labelIds": [
"Label_4004303968176711355"
],
"messageId": "={{ $json.id }}",
"operation": "addLabels"
},
"credentials": {
"gmailOAuth2": {
"id": "sRvASHepRFHWjDk4",
"name": "IAM"
}
},
"typeVersion": 2.1
},
{
"id": "2ce3c21f-59ed-45bc-9606-72f74f792dc0",
"name": "メールをアーカイブ",
"type": "n8n-nodes-base.gmail",
"position": [
1664,
1024
],
"webhookId": "ab56d3b1-f368-47f0-bbe1-7171ab7de394",
"parameters": {
"labelIds": [
"INBOX",
"CATEGORY_PERSONAL",
"CATEGORY_FORUMS",
"CATEGORY_PROMOTIONS",
"CATEGORY_SOCIAL",
"CATEGORY_UPDATES"
],
"messageId": "={{ $json.id }}",
"operation": "removeLabels"
},
"credentials": {
"gmailOAuth2": {
"id": "sRvASHepRFHWjDk4",
"name": "IAM"
}
},
"typeVersion": 2.1
},
{
"id": "0ba5af91-5501-4146-b43e-d9ac4c681a66",
"name": "手動テストトリガー",
"type": "n8n-nodes-base.manualTrigger",
"position": [
256,
1488
],
"parameters": {},
"typeVersion": 1
},
{
"id": "b57271f1-5747-4547-96f1-1a4cc13fddde",
"name": "メール一括処理",
"type": "n8n-nodes-base.gmail",
"position": [
448,
1488
],
"webhookId": "29d04f95-7070-4786-8f36-d2a5cca8706b",
"parameters": {
"limit": 5,
"simple": false,
"filters": {
"labelIds": [
"INBOX"
],
"readStatus": "unread"
},
"options": {},
"operation": "getAll"
},
"credentials": {
"gmailOAuth2": {
"id": "sRvASHepRFHWjDk4",
"name": "IAM"
}
},
"typeVersion": 2.1
},
{
"id": "6737dc62-1849-4fdf-8ad7-03002c81312b",
"name": "有効メールをフィルタ",
"type": "n8n-nodes-base.filter",
"position": [
640,
1488
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "af426b69-affb-4fe6-a375-f5a711f553d3",
"operator": {
"type": "string",
"operation": "exists",
"singleValue": true
},
"leftValue": "={{ $json.text }}",
"rightValue": ""
}
]
}
},
"typeVersion": 2.2
},
{
"id": "fb3982b8-2085-43a0-a281-661b520eb3ca",
"name": "付箋1",
"type": "n8n-nodes-base.stickyNote",
"position": [
400,
592
],
"parameters": {
"width": 352,
"height": 480,
"content": "# 📥 AUTOMATIC EMAIL DETECTION\n\nGmail Trigger checks inbox every minute.\n\n## Current Settings:\n- **Polling**: Every 60 seconds\n- **Looks for**: New unread emails\n- **Processes**: One at a time\n\n## Optimization Tips:\n- **High volume**: Keep 1 minute\n- **Medium (20-50/day)**: 5 minutes\n- **Low (<20/day)**: 15 minutes\n\n💡 **Note**: Each execution uses API calls."
},
"typeVersion": 1
},
{
"id": "d3e65c11-555b-435d-b4f3-2aa83c2cabc6",
"name": "付箋2",
"type": "n8n-nodes-base.stickyNote",
"position": [
400,
-64
],
"parameters": {
"width": 880,
"height": 592,
"content": "# 📧 EISENHOWER MATRIX EMAIL AUTOMATION\n\nThis workflow automatically categorizes your Gmail emails using the Eisenhower Matrix productivity framework.\n\n## THE FOUR QUADRANTS:\n- **🔴 Urgent + Important (DO NOW)**: Crisis, deadlines, emergencies\n- **🟢 Not Urgent + Important (SCHEDULE)**: Planning, relationships, growth\n- **🟡 Urgent + Not Important (DELEGATE)**: Interruptions, some emails\n- **⚫ Not Urgent + Not Important (DELETE)**: Spam, time wasters\n\n## HOW IT WORKS:\n1. New emails trigger the workflow\n2. AI analyzes content and context\n3. Emails get labeled automatically\n4. Low-priority emails are archived\n\n## REQUIREMENTS:\n- Gmail account with OAuth2\n- OpenAI API key (GPT-4)\n- Four Gmail labels created"
},
"typeVersion": 1
},
{
"id": "1e5e4e33-579f-4cd1-8aff-f1cf46db7269",
"name": "付箋3",
"type": "n8n-nodes-base.stickyNote",
"position": [
976,
1184
],
"parameters": {
"width": 416,
"height": 944,
"content": "# 🤖 AI CLASSIFICATION ENGINE\n\n## Analyzes:\n- Email content\n- Sender importance\n- Urgency keywords\n- Business impact\n- Deadlines\n\n## EXAMPLES:\n\n### 🔴 Urgent + Important:\n- Legal notice requiring response\n- Server down affecting customers\n- Investor meeting tomorrow\n- Compliance audit deadline\n\n### 🟢 Not Urgent + Important:\n- Q2 strategic planning\n- Partnership opportunity\n- Team development program\n- Annual review prep\n\n### 🟡 Urgent + Not Important:\n- Approve expense report\n- Meeting rescheduled\n- Update password reminder\n- Office supplies order\n\n### ⚫ Not Urgent + Not Important:\n- Newsletters\n- Promotions\n- Social notifications\n- Marketing emails"
},
"typeVersion": 1
},
{
"id": "428158f8-3354-49a2-a558-dc95f529e330",
"name": "付箋4",
"type": "n8n-nodes-base.stickyNote",
"position": [
1680,
208
],
"parameters": {
"width": 624,
"height": 752,
"content": "# 🏷️ GMAIL LABELING SYSTEM\n\n⚠️ **IMPORTANT: Replace Label IDs!**\nEach Gmail has unique IDs.\nYou MUST update them.\n\n## How Categories Are Handled:\n\n### 🔴 Urgent + Important:\n- Gets red label\n- Stays in inbox\n- Consider notifications\n\n### 🟢 Not Urgent + Important:\n- Gets green label\n- Stays in inbox\n- Review in planning time\n\n### 🟡 Urgent + Not Important:\n- Gets yellow label\n- Stays in inbox\n- Delegate or quick reply\n\n### ⚫ Not Urgent + Not Important:\n- Gets gray label\n- Auto-archived\n- Bulk review later\n\n**Pro Tip**: Create Gmail filters to show labels in sidebar."
},
"typeVersion": 1
},
{
"id": "53971ed2-e8f7-45a5-a708-b07d663daf4f",
"name": "付箋5",
"type": "n8n-nodes-base.stickyNote",
"position": [
1648,
1200
],
"parameters": {
"width": 560,
"height": 496,
"content": "# 🗄️ AUTO-ARCHIVE FEATURE\n\nOnly **Not Urgent + Not Important** emails get archived!\n\n## What Archiving Does:\n✅ Removes from inbox\n✅ Keeps classification label\n✅ Email remains searchable\n✅ Can access anytime\n\n## Labels Being Removed:\n- INBOX (archives it)\n- All category labels\n- Keeps custom label\n\n## Why This Matters:\n**Reduces inbox noise by 40-60%**\nLets you focus on what matters."
},
"typeVersion": 1
},
{
"id": "9ccd31b9-f706-443e-8074-ab86ee691ebc",
"name": "付箋6",
"type": "n8n-nodes-base.stickyNote",
"position": [
256,
1664
],
"parameters": {
"width": 512,
"height": 720,
"content": "# 🧪 MANUAL BATCH PROCESSING\n\n## When to Use:\n- Initial setup testing\n- After vacation catch-up\n- Processing backlog\n- Testing accuracy\n\n## How It Works:\n1. Click **Execute Workflow**\n2. Fetches 100 unread emails\n3. Filters valid emails\n4. Processes through AI\n5. Applies labels at once\n\n## ⚠️ START SMALL!\n- **First test**: Set limit to 10\n- Check classifications\n- Adjust if needed\n- Then increase to 100\n\n## 💰 Cost Note:\n100 emails = $0.10-0.30\ndepending on length."
},
"typeVersion": 1
}
],
"pinData": {},
"connections": {
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}よくある質問
このワークフローの使い方は?
上記のJSON設定コードをコピーし、n8nインスタンスで新しいワークフローを作成して「JSONからインポート」を選択、設定を貼り付けて認証情報を必要に応じて変更してください。
このワークフローはどんな場面に適していますか?
上級 - AI要約, マルチモーダルAI
有料ですか?
このワークフローは完全無料です。ただし、ワークフローで使用するサードパーティサービス(OpenAI APIなど)は別途料金が発生する場合があります。
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