Invoice data extraction with LlamaParse and OpenAI — n8n Workflow

Hoch Komplexität Auslöser17 Knoten🏷️ Invoice Processing👁 37,004 Aufrufevon Jimleuk

Übersicht

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

Verwendete Knoten

Google SheetsHTTP RequestGmailBasic LLM ChainOpenAI ModelStructured Output Parser

Workflow-Vorschau

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

So funktioniert es

  1. 1

    Auslöser

    Der Workflow startet mit einem auslöser-Auslöser.

  2. 2

    Verarbeitung

    Die Daten fließen durch 17 Knoten, connecting aggregate, chainllm, gmail.

  3. 3

    Ausgabe

    Der Workflow schließt seine Automatisierung ab und liefert das Ergebnis an das konfigurierte Ziel.

Knotendetails (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

So importieren Sie diesen Workflow

  1. 1Klicken Sie rechts auf die Schaltfläche JSON herunterladen, um die Workflow-Datei zu speichern.
  2. 2Öffnen Sie Ihre n8n-Instanz. Gehen Sie zu Workflows → Neu → Aus Datei importieren.
  3. 3Wählen Sie die heruntergeladene Datei invoice-data-extraction-with-llamaparse-and-openai und klicken Sie auf Importieren.
  4. 4Richten Sie Anmeldedaten für jeden Dienstknoten ein (API-Schlüssel, OAuth usw.).
  5. 5Klicken Sie auf Workflow testen, um zu überprüfen, ob alles funktioniert, und aktivieren Sie es dann.

Oder direkt in n8n → Aus JSON importieren einfügen:

{ "name": "Invoice data extraction with LlamaParse and OpenAI", "nodes": [...], ...}

Integrationen

aggregatechainllmgmailgmailtriggergooglesheetshttprequestiflmopenaimergeoutputparserstructuredsetsplitoutswitchwait

Diesen Workflow holen

Herunterladen und mit einem Klick importieren

JSON herunterladenAuf n8n.io ansehen
Knoten17
Komplexitäthigh
Auslösertrigger
Aufrufe37,004

Erstellt von

Jimleuk

Jimleuk

@jimleuk

Tags

aggregatechainllmgmailgmailtriggergooglesheetshttprequestiflmopenaimergeoutputparserstructured

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🔗 Webhook·12 nodes