Invoice data extraction with LlamaParse and OpenAI — Flujo de trabajo n8n

Alta complejidad Disparador17 nodos🏷️ Invoice Processing👁 37,004 vistaspor Jimleuk

Descripción general

This n8n workflow automates the process of parsing and extracting data from PDF invoices. With this workflow, accounts and finance people can realise huge time and cost savings in their busy schedules.

Read the Blog: https://blog.n8n.io/how-to-extract-data-from-pdf-to-excel-spreadsheet-advance-parsing-with-n8n-io-and-llamaparse/

How it works

This workflow will watch an email inbox for incoming invoices from suppliers It will download the attached PDFs and processing them through a third party

Nodos utilizados

Google SheetsHTTP RequestGmailBasic LLM ChainOpenAI ModelStructured Output Parser

Vista previa del flujo de trabajo

2. Advanced PDF Processing with LlamaParse
Read more about using HTTP Requests
LlamaIndex's LlamaCloud is a cloud
1. Watch for Invoice Emails
Read more about Gmail Triggers
The Gmail node can watch for all incoming messages
3. Use LLMs to Extract Values from Data
Read more about Basic LLM Chain
Large language models are
🙋‍♂️ Why not just use the built-in PDF conve
A common issue with PDF-to-text convertors are that the
4. Add Label to Avoid Duplication
Read more about working with Gmail
To finish off the workflow, we'll add the "invoice
Try Me Out!
This workflow does the following:
* Waits for email invoices with PDF attachments.
* Uses the LlamaParse service to convert the invoice PD
* Uses a LLM to ex
Need more attributes?
Change it here!
🚨Required
* Set Your Google Sheet URL here
* Set the Name of your Sheet
Don't use GSheets?
Swap this for Excel, Airtable or a Database!
🚨Required
* Change the email filters here!
modelparser
OpenAI Model
Structured Output Parser
Upload to LlamaParse
R
Receiving Invoices
Append to Reconciliation…
Get Processing Status
W
Wait to stay within serv…
I
Is Job Ready?
Add "invoice synced" Label
Get Parsed Invoice Data
M
Map Output
Apply Data Extraction Ru…
S
Should Process Email?
S
Split Out Labels
Get Labels Names
C
Combine Label Names
E
Email with Label Names
17 nodes18 edges

Cómo funciona

  1. 1

    Disparador

    El flujo de trabajo comienza con un disparador disparador.

  2. 2

    Procesamiento

    Los datos fluyen a través de 17 nodos, connecting aggregate, chainllm, gmail.

  3. 3

    Salida

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

Detalles de nodos (17)

GO

Google Sheets

googleSheets

#1
HT

HTTP Request

httpRequest

#2
GM

Gmail

gmail

#3
BA

Basic LLM Chain

n8n-nodes-langchain.chainLlm

#4
OP

OpenAI Model

n8n-nodes-langchain.lmOpenAi

#5
ST

Structured Output Parser

n8n-nodes-langchain.outputParserStructured

#6

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-data-extraction-with-llamaparse-and-openai 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 data extraction with LlamaParse and OpenAI", "nodes": [...], ...}

Integraciones

aggregatechainllmgmailgmailtriggergooglesheetshttprequestiflmopenaimergeoutputparserstructuredsetsplitoutswitchwait

Obtener este flujo de trabajo

Descarga e importa con un solo clic

Descargar JSONVer en n8n.io
Nodos17
Complejidadhigh
Disparadortrigger
Vistas37,004

Creado por

Jimleuk

Jimleuk

@jimleuk

Etiquetas

aggregatechainllmgmailgmailtriggergooglesheetshttprequestiflmopenaimergeoutputparserstructured

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🔗 Webhook·12 nodes