Financial Document Extraction from Gmail to Google Sheets — n8n Workflow

Hoog complexiteit Trigger20 knooppunten🏷️ Invoice Processing👁 240 weergavendoor Gtaras

Overzicht

Overview Manual financial reconciliation is tedious and prone to error. This workflow functions as an AI Financial Controller, automatically monitoring your inbox for invoices, receipts, and bills, extracting the data using OCR, and syncing it to Google Sheets for approval.

Unlike simple scrapers, this workflow uses a "Guardrail" AI agent to filter out non-financial emails (like newsletters) before they are processed, ensuring only actual transactions are recorded.

Who is it for? Finance Teams

Gebruikte knooppunten

Google SheetsGmailCodeAI AgentOpenAI Chat ModelGoogle Gemini Chat ModelGuardrails

Workflow-voorvertoning

1. Finance Guardrails
Uses Gemini/LangChain to detect if the email is actuall
2. Dual Extraction Path
If Attachment -> PDF OCR Agent
If No Attachment -> Email Body Agent
Both normalize data into the same JSON structure.
3. Business Logic
- GL Coding: Auto-categorizes vendors (Uber -> Travel).
- Thresholds: Flags high amounts (> $1000) for approval
Overview
Gtaras
Manual financial reconciliation is tedious and prone to
⚠️ Error Handling Flow
Any failures are logged and admins are notified
📊 Success Metrics Logger
modelmodelmodel
L
Look for Invoices
Get Email Content
Guardrail: Is Finance?
C
Configuration: User Sett…
I
IF (Guardrail Passed)
F
Filter Finance Keywords
C
Check for Attachment
E
Extract PDF Data
AI Agent (PDF OCR)
AI Agent (Email OCR)
Validate Extraction
C
Check for Errors
Apply Finance Rules
Log to Invoices Sheet
Send Confirmation Email
Log Error to Sheet
Send Error Notification
gpt 4o mini
Gemini 2.5 flash
Log Success Metrics
20 nodes21 edges

Hoe het werkt

  1. 1

    Trigger

    De workflow start met een trigger-trigger.

  2. 2

    Verwerking

    Gegevens stromen door 20 knooppunten, connecting agent, code, extractfromfile.

  3. 3

    Uitvoer

    De workflow voltooit zijn automatisering en levert het resultaat aan de geconfigureerde bestemming.

Knooppuntdetails (20)

GO

Google Sheets

googleSheets

#1
GM

Gmail

gmail

#2
CO

Code

code

#3
AI

AI Agent

n8n-nodes-langchain.agent

#4
OP

OpenAI Chat Model

n8n-nodes-langchain.lmChatOpenAi

#5
GO

Google Gemini Chat Model

n8n-nodes-langchain.lmChatGoogleGemini

#6
GU

Guardrails

n8n-nodes-langchain.guardrails

#7

Hoe deze workflow te importeren

  1. 1Klik op de knop JSON downloaden rechts om het workflowbestand op te slaan.
  2. 2Open uw n8n-instantie. Ga naar Workflows → Nieuw → Importeren uit bestand.
  3. 3Selecteer het gedownloade bestand financial-document-extraction-from-gmail-to-google-sheets en klik op Importeren.
  4. 4Stel inloggegevens in voor elk serviceknooppunt (API-sleutels, OAuth, enz.).
  5. 5Klik op Workflow testen om te controleren of alles werkt, activeer het vervolgens.

Of plak rechtstreeks in n8n → Importeren uit JSON:

{ "name": "Financial Document Extraction from Gmail to Google Sheets", "nodes": [...], ...}

Integraties

agentcodeextractfromfilefiltergmailgmailtriggergooglesheetsguardrailsiflmchatgooglegeminilmchatopenaiset

Haal deze workflow op

Download en importeer met één klik

JSON downloadenBekijken op n8n.io
Knooppunten20
Complexiteithigh
Triggertrigger
Weergaven240

Gemaakt door

Gtaras

Gtaras

@tarasidis

Tags

agentcodeextractfromfilefiltergmailgmailtriggergooglesheetsguardrailsiflmchatgooglegemini

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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