🗞️ Boletín de marketing sostenible impulsado por AI (usando Gmail, GPT-4o)

• •Cuenta de Google y credenciales de API de Gmail
• •Pueden requerirse credenciales de autenticación para la API de destino
• •Credenciales de API de Google Sheets
• •Clave de API de OpenAI

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        "content": "### 1. Workflow Trigger with Cron Job\nThe workflow is triggered every morning at 08:30 am (local time)\n\n#### How to setup?\n- Select the time you want to set it up\n"
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        "content": "### 4. Generate HTML page and send by email\nThis block collects all the articles of the day to create a prettified HTML page that is sent using the Gmail node.\n#### How to setup?\n- **Gmail Node:** set up your Gmail API credentials\n[Learn more about the Gmail Trigger Node]\n"
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        "content": "### 2. Scrapping and Parsing of Articles blocks\nThis starts with the HTTP node collecting HTML code that is parsed to extract Article Titles, Link, Image Cover and Reading time.\n\n#### How to setup?\n*Nothing to do*"
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        "content": "### 3. Classifiy all the articles (Sustainability: true or false)\nThis starts with the If node that filters based on the scope date fixed by you. Through the loop, the AI Agent classify the articles using the title and description.\nThe ones that are flagged as \"sustainability\" are recorded in a Google Sheet.\n\n#### How to setup?\n- **Record results 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 the articles\n   4. Map the fields: **sustainability, type, date, title, link, description, image, read time**\n  [Learn more about the Google Sheet Node](https://docs.n8n.io/integrations/builtin/app-nodes/n8n-nodes-base.googlesheets)\n- **AI Agent with the Chat Model**:\n   1. Add a chat model with the required credentials *(Example: Open AI 4o-mini)*"
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        "content": "### [Check the Tutorial](https://www.youtube.com/watch?v=q8VCAUbuat8)\n![Thumbnail](https://www.samirsaci.com/content/images/2025/04/temp-10.png)"
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