Guardado automático de recibos de Gmail con IA

• •Cuenta de Google y credenciales de API de Gmail
• •Credenciales de API de Google Drive
• •Credenciales de API de Google Sheets
• •Clave de API de OpenAI

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  "name": "AI Auto-Save Gmail Receipts",
  "tags": [],
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        "text": "=You are an expert assistant that extracts receipt fields for tax tracking.\n\nHere is the full receipt text:\n{{ $json.text }}\n\nExtract and return a single JSON object with the following fields:\n- \"date\": Format as YYYY-MM-DD.\n- \"merchant\": Name of business or company issuing the receipt. If a value is missing, return `null`.\n- \"category\": Infer based on context (e.g. Meals, Software, Travel, Office Supplies).\n- \"description\": A short summary of the service or item purchased (e.g. “Domain name renewal for 2 years”). If a value is missing, return `null`.\n- \"subtotal\": Value before GST. Extract only if clearly labeled.If a value is missing, return 0.\n- \"tax\": The Goods and Services Tax amount (labelled as GST or Tax). Return 0 if not present.If a value is missing, return 0.\n- \"total\": Final amount paid (after tax). If a value is missing, return 0.\n- \"id\": {{ $json.id }}\n- \"threadId\": {{ $json.threadId }}\n\n\n\nRespond ONLY with a JSON object, like this:\n{\n  \"date\": \"2025-03-12\",\n  \"merchant\": \"Vendor\",\n  \"category\": \"Software\",\n  \"description\": \"Subscribe for 2 years\",\n  \"subtotal\": 45.32,\n  \"tax\": 4.53,\n  \"total\": 49.85\n}\n",
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        "operation": "pdf",
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      "parameters": {
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        "content": "### 📤 Upload Receipt to Google Drive\nThis node saves the PDF attachment from the email to your Google Drive.\n- Double-click to choose the destination folder\n- Make sure Google Drive credentials are set up in **Credentials > Google Drive**\n"
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      "typeVersion": 1
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      "parameters": {
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        "content": "### 🕒 Entry Point – Auto-Run This Flow\nThis node controls when the flow is triggered (currently 8am daily).\n- You can change the schedule from cron to manual\n- Starts the chain of pulling emails, extracting data, and saving to Drive + Sheets\n"
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