✍️GPT-4oを使用してブログプロモーション用LinkedIn投稿を作成するAIエージェント

中級

これはAI, Marketing分野の自動化ワークフローで、13個のノードを含みます。主にSet, Code, Ghost, Merge, GoogleSheetsなどのノードを使用、AI技術を活用したスマート自動化を実現。 ✍️ GPT-4oを使用してブログのプロモーション用LinkedIn投稿を作成するAIエージェント

前提条件
  • Google Sheets 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
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      "type": "@n8n/n8n-nodes-langchain.agent",
      "position": [
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      "parameters": {
        "text": "=Article Title: {{ $json.title }}\nArticle Link: {{ $json.link }}\nArticle Content: {{ $json.clean_content }}",
        "options": {
          "systemMessage": "=You are a content marketing assistant. Based on the article metadata (ID, title) and cleaned content, generate a short LinkedIn promotional message for a professional audience.\n\nFollow this structure:\n\nStart with a hook that grabs attention (a bold insight, surprising fact, or thought-provoking question).\n\nBriefly summarize the article’s value — what readers will learn or gain from it.\n\nInclude a clear call-to-action encouraging readers to read the article.\n\nEnd with this author signature and invitation:\n“—\nSamir Saci\nSupply Chain Data Scientist & Founder of LogiGreen\n📩 Contact me: https://logi-green.com/contactus”\n\nUse a professional and engaging tone. Do not include hashtags or Markdown formatting."
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      "id": "ac1538f6-67ef-4fd0-b4a9-d44b49149e5f",
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        "model": {
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        "options": {}
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    },
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        "jsCode": "const htmlContent = $input.first().json.content;\n\nconst cleanText = htmlContent\n  .replace(/<[^>]*>/g, '') // remove  tags\n  .replace(/\\s+/g, ' ')    // normalize spaces\n  .replace(/&nbsp;/g, ' ') // decode common entity\n  .trim();\n\nreturn [\n  {\n    json: {\n      clean_content: cleanText\n    }\n  }\n];\n"
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              "name": "title",
              "type": "string",
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            {
              "id": "0d11d3d5-49f8-473a-8602-b49769f88005",
              "name": "content",
              "type": "string",
              "value": "={{ $json.html }}"
            },
            {
              "id": "ec89a00d-9d76-4594-a8ce-98aa177e6737",
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      "id": "45656e13-5f03-48f9-8422-0ea3993e3289",
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      "position": [
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      "parameters": {
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        "content": "### 1. Workflow Trigger\nThis workflow uses simple trigger.\n\n#### How to setup?\n*Nothing to do.*\n"
      },
      "typeVersion": 1
    },
    {
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      "position": [
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      "parameters": {
        "color": 7,
        "width": 400,
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        "content": "### 2. Extract Blog Posts Content\nThe Ghost node extracts all the posts of your blog with content and metadata. In the second node, we extract description, URL, content and features image url.\n\n#### How to setup?\n- **Ghost Account API**:\n   1. Add your Ghost Blog Account Credentials\n   2. Select the number of Blog Posts you want to collect\n  [Learn more about the Ghost Node](https://docs.n8n.io/integrations/builtin/app-nodes/n8n-nodes-base.ghost)\n\n"
      },
      "typeVersion": 1
    },
    {
      "id": "0a5e4045-7df2-4713-a475-509844c58344",
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      "position": [
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      "parameters": {
        "color": 7,
        "width": 1520,
        "height": 800,
        "content": "### 3. Generate a Linkedin Post for each Post with an AI Agent\nThis block loops through all the posts pulled by the Ghost Node, send the content to the AI agent that generates a Linkedin post. The results are combined and pulled in a Google Sheet.\n\n#### How to setup?\n- **AI Agent with the Chat Model**:\n   1. Add a **chat model** with the required credentials *(Example: Open AI 4o-mini)*\n   2. Adapt the system prompt with your **post signature** and additional points you want to add in your posts\n  [Learn more about the AI Agent Node](https://docs.n8n.io/integrations/builtin/cluster-nodes/root-nodes/n8n-nodes-langchain.agent)\n- **Record Long Break in the Google Sheet Node**:\n   1. Add your Google Sheet API credentials to access the Google Sheet file\n   2. Select the file using the list, an URL or an ID\n   3. Select the sheet in which you want to record your working sessions\n   4. Map the fields\n  [Learn more about the Google Sheet Node](https://docs.n8n.io/integrations/builtin/app-nodes/n8n-nodes-base.googlesheets)\n\n"
      },
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    },
    {
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            "title": "={{ $json.title }}",
            "content": "={{ $json.content }}",
            "excerpt": "={{ $json.excerpt }}",
            "clean_content": "={{ $json.clean_content }}",
            "linkedin_post": "={{ $json.output }}",
            "featured_image": "={{ $json.featured_image }}"
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              "required": false,
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              "canBeUsedToMatch": true
            },
            {
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              "type": "string",
              "display": true,
              "required": false,
              "displayName": "featured_image",
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      "id": "ebae3ccc-2727-44d9-9309-320c7d8e8349",
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    {
      "id": "d839ca8d-f898-4617-955f-9c6d9a5412b7",
      "name": "投稿のループ処理",
      "type": "n8n-nodes-base.splitInBatches",
      "position": [
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      ],
      "parameters": {
        "options": {}
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      "position": [
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      "parameters": {
        "width": 660,
        "height": 460,
        "content": "### [📺Complete Tutorial](https://www.youtube.com/watch?v=Lhi6hV6rWEo)\n![Thumbnail](https://www.samirsaci.com/content/images/2025/04/temp-4.png)\n"
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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?

中級 - 人工知能, マーケティング

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。

ワークフロー情報
難易度
中級
ノード数13
カテゴリー2
ノードタイプ10
難易度説明

経験者向け、6-15ノードの中程度の複雑さのワークフロー

作成者
Samir Saci

Samir Saci

@samirsaci

Automation, AI and Analytics for Supply Chain & Business Optimization Helping businesses streamline operations using n8n, AI agents, and data science to enhance efficiency and sustainability. Linkedin: www.linkedin.com/in/samir-saci

外部リンク
n8n.ioで表示

このワークフローを共有

カテゴリー

カテゴリー: 34