Invoice Processor & Validator with OCR, AI & Google Sheets — Flujo de trabajo n8n

Media complejidad Disparador14 nodos🏷️ Invoice Processing👁 13,688 vistaspor Dhrumil Patel

Descripción general

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

⚙️ What This Workflow Does:

📥 1. Reads an invoice PDF — Select a local PDF invoice from your machine.

🔍 2. Extracts raw text using OCR — Converts scanned or digital PDFs into readable text.

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

🧱 4. Structures and refines the JSON — Conv

Nodos utilizados

Google SheetsCodeAI AgentOpenRouter Chat Model

Vista previa del flujo de trabajo

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 ‘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

Cómo funciona

  1. 1

    Disparador

    El flujo de trabajo comienza con un disparador disparador.

  2. 2

    Procesamiento

    Los datos fluyen a través de 14 nodos, connecting agent, code, extractfromfile.

  3. 3

    Salida

    El flujo de trabajo completa su automatización y entrega el resultado al destino configurado.

Detalles de nodos (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

Cómo importar este flujo de trabajo

  1. 1Haz clic en el botón Descargar JSON a la derecha para guardar el archivo del flujo de trabajo.
  2. 2Abre tu instancia de n8n. Ve a Flujos de trabajo → Nuevo → Importar desde archivo.
  3. 3Selecciona el archivo invoice-processor-validator-with-ocr-ai-google-sheets descargado y haz clic en Importar.
  4. 4Configura las credenciales para cada nodo de servicio (claves API, OAuth, etc.).
  5. 5Haz clic en Probar flujo de trabajo para verificar que todo funcione, luego actívalo.

O pega directamente en n8n → Importar desde JSON:

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

Integraciones

agentcodeextractfromfilegooglesheetsiflmchatopenroutermanualtriggerreadwritefilesetsplitout

Obtener este flujo de trabajo

Descarga e importa con un solo clic

Descargar JSONVer en n8n.io
Nodos14
Complejidadmedium
Disparadortrigger
Vistas13,688

Creado por

Dhrumil Patel

Dhrumil Patel

@itechdp

Etiquetas

agentcodeextractfromfilegooglesheetsiflmchatopenroutermanualtriggerreadwritefilesetsplitout

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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