Invoice Processor & Validator with OCR, AI & Google Sheets β€” n8n Workflow

Gemiddeld complexiteit⚑ Trigger14 knooppunten🏷️ Invoice ProcessingπŸ‘ 13,688 weergavendoor Dhrumil Patel

Overzicht

πŸ“ Say goodbye to manual invoice checking! This smart workflow automates your entire invoice processing pipeline using AI, OCR, and Google Sheets.

βš™οΈ What This Workflow Does:

πŸ“₯ 1. Reads an invoice PDF β€” Select a local PDF invoice from your machine.

πŸ” 2. Extracts raw text using OCR β€” Converts scanned or digital PDFs into readable text.

🧠 3. AI Agent processes the text β€” Transforms messy raw text into clean JSON using natural language understanding.

🧱 4. Structures and refines the JSON β€” Conv

Gebruikte knooppunten

Google SheetsCodeAI AgentOpenRouter Chat Model

Workflow-voorvertoning

Reading Invoice's PDF File Locally
Extracting Details From Invoice PDF
Processing Output
Fallback On Error
Extracting Line Items
Sending Data To G-Sheet
Fetch Master Data & Validating Invoice Extrac
Update Validation Result
model
⚑
W
When clicking β€˜Test work…
OpenRouter Chat Model
S
Split Out
Post-Processing
Text Extractor
R
Read/Write Files from Disk
E
Extract from File
I
If
S
Send Raw Text Again
Validation
Send Invoice Data
Fetch Master Data
Update Results
G
Generate Unique Key
14 nodes14 edges

Hoe het werkt

  1. 1

    Trigger

    De workflow start met een trigger-trigger.

  2. 2

    Verwerking

    Gegevens stromen door 14 knooppunten, connecting agent, code, extractfromfile.

  3. 3

    Uitvoer

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

Knooppuntdetails (14)

GO

Google Sheets

googleSheets

#1
CO

Code

code

#2
AI

AI Agent

n8n-nodes-langchain.agent

#3
OP

OpenRouter Chat Model

n8n-nodes-langchain.lmChatOpenRouter

#4

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 β†’ Nieuw β†’ Importeren uit bestand.
  3. 3Selecteer het gedownloade bestand invoice-processor-validator-with-ocr-ai-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 β†’ Importeren uit JSON:

{ "name": "Invoice Processor & Validator with OCR, AI & Google Sheets", "nodes": [...], ...}

Integraties

agentcodeextractfromfilegooglesheetsiflmchatopenroutermanualtriggerreadwritefilesetsplitout

Haal deze workflow op

Download en importeer met één klik

JSON downloadenBekijken op n8n.io
Knooppunten14
Complexiteitmedium
Triggertrigger
Weergaven13,688

Gemaakt door

Dhrumil Patel

Dhrumil Patel

@itechdp

Tags

agentcodeextractfromfilegooglesheetsiflmchatopenroutermanualtriggerreadwritefilesetsplitout
⚑

Nieuw bij n8n?

n8n is een gratis open-source workflow-automatiseringstool. Host het zelf of gebruik de cloudversie.

n8n gratis ophalen β†’

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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 touchpointβ€”the billβ€”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.

πŸ”— WebhookΒ·12 nodes