毎日のメール要約&サマリーボット
中級
これは自動化ワークフローで、14個のノードを含みます。主にIf, Code, Gmail, Slack, Aggregateなどのノードを使用。 GmailからSlackへの自動メール要約(GPT-4oによるサマリー付き)
前提条件
- •Googleアカウント + Gmail API認証情報
- •Slack Bot Token または Webhook URL
使用ノード (14)
カテゴリー
-
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
{
"id": "pjLIqJYyE8diFDeq",
"meta": {
"instanceId": "7036f994fcf077f382ea0edc134b49e1ce0556fa914b12051651961e7fbc3600",
"templateCredsSetupCompleted": true
},
"name": "Daily Email Digest and Summary Bot",
"tags": [],
"nodes": [
{
"id": "b098a164-6c8a-4d51-9876-cfbde2e5da76",
"name": "スケジュールトリガー",
"type": "n8n-nodes-base.scheduleTrigger",
"position": [
-32,
272
],
"parameters": {
"rule": {
"interval": [
{
"field": "cronExpression",
"expression": "0 0 8 * * *"
}
]
}
},
"typeVersion": 1.2
},
{
"id": "2aa30690-0b1b-49eb-bae4-eb3c48bc840c",
"name": "付箋",
"type": "n8n-nodes-base.stickyNote",
"position": [
-96,
-80
],
"parameters": {
"height": 304,
"content": "## Daily Email Digest Workflow\nThis workflow runs daily at 8 AM to analyze yesterday's emails and send a summary to Slack.\n\n**Setup Required:**\n- Configure Gmail credentials\n- Configure Slack credentials\n- Adjust schedule time if needed"
},
"typeVersion": 1
},
{
"id": "90dcdae6-5d2b-496f-8774-ee8d377bbd5a",
"name": "Gmail - 前日のメール取得",
"type": "n8n-nodes-base.gmail",
"position": [
192,
272
],
"webhookId": "98420742-a7f3-4dde-8070-95c939a516a2",
"parameters": {
"filters": {
"receivedAfter": "={{ $now.minus({days: 1}).startOf('day').toISO() }}",
"receivedBefore": "={{ $now.startOf('day').toISO() }}"
},
"operation": "getAll"
},
"typeVersion": 2.1
},
{
"id": "96501595-c231-4d53-b028-cbe0915b0a5c",
"name": "付箋1",
"type": "n8n-nodes-base.stickyNote",
"position": [
128,
464
],
"parameters": {
"color": 7,
"height": 256,
"content": "## Gmail Configuration\nRetrieves all emails from the previous day (midnight to midnight).\n\n**Credentials needed:**\n- Gmail OAuth2 connection\n- Grant necessary permissions for reading emails"
},
"typeVersion": 1
},
{
"id": "5fa53f71-b724-489b-8492-767fdd972a26",
"name": "AIエージェント - メール分析",
"type": "@n8n/n8n-nodes-langchain.agent",
"position": [
864,
176
],
"parameters": {
"text": "=Analyze these emails from yesterday and create a concise daily digest summary:\n\nEmails to analyze:\n{{ JSON.stringify($json) }}\n\nCreate a structured summary that includes:\n1. Total number of emails received\n2. Important/urgent emails (if any)\n3. Key messages grouped by sender or topic\n4. Action items or requests that need attention\n5. Brief overview of main topics discussed\n\nFormat the output as a clean, readable summary suitable for Slack.",
"options": {
"systemMessage": "You are an intelligent email assistant that analyzes emails and creates concise, well-organized daily digest summaries. Focus on extracting the most important information, action items, and key messages. Group related emails together and highlight urgent matters. Keep the summary concise but comprehensive."
},
"promptType": "define",
"hasOutputParser": true
},
"typeVersion": 2
},
{
"id": "888291d6-3791-4a85-bfba-39d00acced61",
"name": "OpenRouterチャットモデル",
"type": "@n8n/n8n-nodes-langchain.lmChatOpenRouter",
"position": [
864,
400
],
"parameters": {
"model": "openai/gpt-4o-mini",
"options": {
"maxTokens": 2000,
"temperature": 0.3
}
},
"typeVersion": 1
},
{
"id": "23577fe9-3338-4167-9edf-0acc4a77c5a0",
"name": "構造化出力パーサー",
"type": "@n8n/n8n-nodes-langchain.outputParserStructured",
"position": [
1008,
400
],
"parameters": {
"schemaType": "manual",
"inputSchema": "{\n \"type\": \"object\",\n \"properties\": {\n \"summary\": {\n \"type\": \"string\",\n \"description\": \"The complete daily email digest summary formatted for Slack\"\n },\n \"emailCount\": {\n \"type\": \"number\",\n \"description\": \"Total number of emails analyzed\"\n },\n \"urgentItems\": {\n \"type\": \"array\",\n \"description\": \"List of urgent or important items\",\n \"items\": {\n \"type\": \"string\"\n }\n },\n \"actionItems\": {\n \"type\": \"array\",\n \"description\": \"List of action items or tasks\",\n \"items\": {\n \"type\": \"string\"\n }\n }\n },\n \"required\": [\"summary\", \"emailCount\"]\n}"
},
"typeVersion": 1.2
},
{
"id": "d0ad860d-14d4-47f2-afef-4922e3bdf53e",
"name": "付箋2",
"type": "n8n-nodes-base.stickyNote",
"position": [
864,
560
],
"parameters": {
"color": 7,
"height": 240,
"content": "## AI Processing\nThe AI Agent analyzes all emails from yesterday and creates a structured summary.\n\n**OpenRouter Credentials needed:**\n- API key from OpenRouter\n- Model: GPT-4o-mini for cost efficiency"
},
"typeVersion": 1
},
{
"id": "ec852ebf-1b9a-43a5-90c1-9f972bc101ad",
"name": "Slack向けフォーマット",
"type": "n8n-nodes-base.code",
"position": [
1216,
176
],
"parameters": {
"jsCode": "// Format the AI summary for Slack\nconst output = $input.first().json.output;\nconst today = new Date().toLocaleDateString('en-US', { \n weekday: 'long', \n year: 'numeric', \n month: 'long', \n day: 'numeric' \n});\n\nlet slackMessage = `:email: *Daily Email Digest for ${today}*\\n\\n`;\nslackMessage += `*Total Emails Analyzed:* ${output.emailCount}\\n\\n`;\n\nif (output.urgentItems && output.urgentItems.length > 0) {\n slackMessage += `:warning: *Urgent Items:*\\n`;\n output.urgentItems.forEach(item => {\n slackMessage += `• ${item}\\n`;\n });\n slackMessage += `\\n`;\n}\n\nif (output.actionItems && output.actionItems.length > 0) {\n slackMessage += `:clipboard: *Action Items:*\\n`;\n output.actionItems.forEach(item => {\n slackMessage += `• ${item}\\n`;\n });\n slackMessage += `\\n`;\n}\n\nslackMessage += `:memo: *Summary:*\\n${output.summary}`;\n\nreturn {\n message: slackMessage,\n emailCount: output.emailCount\n};"
},
"typeVersion": 2
},
{
"id": "1e20a30b-a265-47ac-850a-1b4ff962e271",
"name": "Slack - 要約送信",
"type": "n8n-nodes-base.slack",
"position": [
1440,
176
],
"webhookId": "970ab742-56bc-451d-9e29-85971c4d5328",
"parameters": {
"text": "={{ $json.message }}",
"select": "channel",
"channelId": {
"__rl": true,
"mode": "list",
"value": "C09L12N8F45",
"cachedResultName": "test"
},
"otherOptions": {},
"authentication": "oAuth2"
},
"typeVersion": 2.2
},
{
"id": "4f1132de-0ac8-49e1-a0c5-a4dbff364a08",
"name": "付箋3",
"type": "n8n-nodes-base.stickyNote",
"position": [
1376,
336
],
"parameters": {
"color": 7,
"height": 352,
"content": "## Slack Configuration\nSends the formatted daily digest to your Slack channel.\n\n**Setup Required:**\n1. Configure Slack OAuth2 credentials\n2. Select the target channel (default: #general)\n3. Grant bot permissions to post messages\n\n**Note:** Adjust the channel name to your preference"
},
"typeVersion": 1
},
{
"id": "b116a4a7-eb4d-43c7-99ef-f0f55d985273",
"name": "アイテムリスト",
"type": "n8n-nodes-base.aggregate",
"position": [
640,
176
],
"parameters": {
"options": {},
"aggregate": "aggregateAllItemData"
},
"typeVersion": 1
},
{
"id": "ccf5813b-4e0c-476c-99df-fae172256d3c",
"name": "条件分岐",
"type": "n8n-nodes-base.if",
"position": [
416,
272
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "ee3a0b33-70b2-482a-9d3b-3dfe751952e8",
"operator": {
"type": "number",
"operation": "gt"
},
"leftValue": "={{ $items().length }}",
"rightValue": 0
}
]
}
},
"typeVersion": 2.2
},
{
"id": "eb88744e-7214-4c49-975e-525d0bf3614b",
"name": "Slack - メールなし",
"type": "n8n-nodes-base.slack",
"position": [
640,
368
],
"webhookId": "4f76c067-fbbd-4527-956c-72778225a4a7",
"parameters": {
"text": "=*:email: Daily Email Digest — No emails*\nTarget date (JST): {{$now.setZone('Asia/Tokyo').minus({days:1}).toFormat('yyyy-LL-dd (ccc)')}}\nNo emails were found for yesterday. The next digest will run as scheduled.",
"select": "channel",
"channelId": {
"__rl": true,
"mode": "list",
"value": "C09L12N8F45",
"cachedResultName": "test"
},
"otherOptions": {},
"authentication": "oAuth2"
},
"typeVersion": 2.3
}
],
"active": false,
"pinData": {},
"settings": {
"callerPolicy": "workflowsFromSameOwner",
"errorWorkflow": "E2fdCmZVIRZ1HURh",
"executionOrder": "v1"
},
"versionId": "3509e277-92f9-4748-8272-2ff915f900c6",
"connections": {
"ccf5813b-4e0c-476c-99df-fae172256d3c": {
"main": [
[
{
"node": "b116a4a7-eb4d-43c7-99ef-f0f55d985273",
"type": "main",
"index": 0
}
],
[
{
"node": "eb88744e-7214-4c49-975e-525d0bf3614b",
"type": "main",
"index": 0
}
]
]
},
"b116a4a7-eb4d-43c7-99ef-f0f55d985273": {
"main": [
[
{
"node": "5fa53f71-b724-489b-8492-767fdd972a26",
"type": "main",
"index": 0
}
]
]
},
"ec852ebf-1b9a-43a5-90c1-9f972bc101ad": {
"main": [
[
{
"node": "1e20a30b-a265-47ac-850a-1b4ff962e271",
"type": "main",
"index": 0
}
]
]
},
"b098a164-6c8a-4d51-9876-cfbde2e5da76": {
"main": [
[
{
"node": "90dcdae6-5d2b-496f-8774-ee8d377bbd5a",
"type": "main",
"index": 0
}
]
]
},
"888291d6-3791-4a85-bfba-39d00acced61": {
"ai_languageModel": [
[
{
"node": "5fa53f71-b724-489b-8492-767fdd972a26",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"23577fe9-3338-4167-9edf-0acc4a77c5a0": {
"ai_outputParser": [
[
{
"node": "5fa53f71-b724-489b-8492-767fdd972a26",
"type": "ai_outputParser",
"index": 0
}
]
]
},
"5fa53f71-b724-489b-8492-767fdd972a26": {
"main": [
[
{
"node": "ec852ebf-1b9a-43a5-90c1-9f972bc101ad",
"type": "main",
"index": 0
}
]
]
},
"90dcdae6-5d2b-496f-8774-ee8d377bbd5a": {
"main": [
[
{
"node": "ccf5813b-4e0c-476c-99df-fae172256d3c",
"type": "main",
"index": 0
}
]
]
}
}
}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?
中級
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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