Extract and Organize Colombian Invoices with Gmail, GPT-4o & Google Workspace — Workflow n8n

Élevé complexité Déclencheur22 nœuds🏷️ Invoice Processing👁 2,536 vuespar Juan Sanchez

Aperçu

🧾 Personal Invoice Processor

This N8N workflow automates the extraction and organization of personal invoices in Colombia received via Gmail. It includes the following key steps:

🔁 Flow Summary

Email Trigger Polls Gmail every 30 minutes for emails with .zip attachments (assumed to contain invoices). Expects ZIP file following DIAN standards.

ZIP File Handling Extracts all files. Filters only PDF and XML files for processing.

Data Extraction & Processing Uses LangChain Agent +

Nœuds utilisés

Google SheetsGoogle DriveCompressionCodeAI AgentOpenAI Chat ModelStructured Output ParserCalculator

Aperçu du workflow

🧾 Colombian electronic invoices processing
This N8N workflow automates the extraction and organiza
toolmodelparser
L
Loop Over Items
OpenAI Chat Model
Calculator
Structured Output Parser
O
On Email receipt
Get Filename and mimeType
F
Filter ZIP files only
Unzip Invoice
J
Just for style
Get filename and mimeTyp…
S
Split XML and PDF
E
Extract PDF Data
E
Extract XML Data
C
Convert to JSON
A
Append both Docs
A
Aggregate all Data into …
Extract Data from PDF an…
Create initial PDF
M
Merge both flows
Update PDF with actual n…
Get Current Date
Create or update row
22 nodes24 edges

Comment ça fonctionne

  1. 1

    Déclencheur

    Le workflow démarre avec un déclencheur déclencheur.

  2. 2

    Traitement

    Les données transitent par 22 nœuds, connecting agent, aggregate, code.

  3. 3

    Sortie

    Le workflow termine son automatisation et livre le résultat à la destination configurée.

Détails des nœuds (22)

GO

Google Sheets

googleSheets

#1
GO

Google Drive

googleDrive

#2
CO

Compression

compression

#3
CO

Code

code

#4
AI

AI Agent

n8n-nodes-langchain.agent

#5
OP

OpenAI Chat Model

n8n-nodes-langchain.lmChatOpenAi

#6
ST

Structured Output Parser

n8n-nodes-langchain.outputParserStructured

#7
CA

Calculator

n8n-nodes-langchain.toolCalculator

#8

Comment importer ce workflow

  1. 1Cliquez sur le bouton Télécharger JSON à droite pour enregistrer le fichier du workflow.
  2. 2Ouvrez votre instance n8n. Accédez à Workflows → Nouveau → Importer depuis un fichier.
  3. 3Sélectionnez le fichier extract-and-organize-colombian-invoices-with-gmail-gpt-4o-google-workspace téléchargé et cliquez sur Importer.
  4. 4Configurez les identifiants pour chaque nœud de service (clés API, OAuth, etc.).
  5. 5Cliquez sur Tester le workflow pour vérifier que tout fonctionne, puis activez-le.

Ou collez directement dans n8n → Importer depuis JSON :

{ "name": "Extract and Organize Colombian Invoices with Gmail, GPT-4o & Google Workspace", "nodes": [...], ...}

Intégrations

agentaggregatecodecompressionextractfromfilefiltergmailtriggergoogledrivegooglesheetslmchatopenaimergeoutputparserstructuredsplitinbatchesswitchtoolcalculatorxml

Obtenir ce workflow

Téléchargez et importez en un clic

Télécharger JSONVoir sur n8n.io
Nœuds22
Complexitéhigh
Déclencheurtrigger
Vues2,536

Créé par

Juan Sanchez

Juan Sanchez

@juansave

Tags

agentaggregatecodecompressionextractfromfilefiltergmailtriggergoogledrivegooglesheetslmchatopenai

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Automate Custom QuickBooks Invoice PDFs & Email with n8n

Standard accounting templates often fail to reflect a premium brand identity. This sophisticated n8n workflow bridges the gap between financial record-keeping and professional client presentation. By moving beyond the native limitations of QuickBooks Online, this automation enables businesses to generate high-end, multi-page PDF invoices that align perfectly with their corporate styling. The process begins the moment a new invoice is generated in QuickBooks, triggering a webhook that captures real-time billing data. The workflow then utilizes advanced HTML-to-File conversion and custom Code nodes to structure data into a polished, branded layout. It handles complex logic such as line-item merging and multi-page formatting automatically. Once the document is rendered, the system bypasses generic 'no-reply' senders by routing the finalized PDF through your preferred email provider. This ensures a seamless, white-labeled experience for your clients while eliminating the manual overhead of exporting, styling, and attaching files. Ideal for agencies and service providers, this flow guarantees that your most frequent touchpoint—the bill—is as professional as your work. **Common Use Cases:** - High-end creative agencies requiring bespoke, white-labeled billing documents for premium clients. - Automated recurring subscription billing where custom tax disclosures or localized branding are required. - Service-based businesses needing to attach dynamic project reports or terms of service directly to QuickBooks invoices.

🔗 Webhook·12 nodes