Log LINE invoice photos to Google Sheets with OCR.space and Gemini AI — n8n Workflow

Mittel Komplexität🔗 Webhook15 Knoten🏷️ Invoice Processing👁 1 Aufrufevon Ryo Sayama

Übersicht

Who is this for

Freelancers, small business owners, and accounting teams in Japan who receive invoices and want to eliminate manual data entry into spreadsheets.

What this workflow does

Send an invoice photo to your LINE bot and the rest is automatic. The workflow fetches the image via LINE Messaging API, runs it through OCR.space to extract raw text, then passes that text to a Gemini AI Agent to parse the key fields — invoice number, date, due date, vendor name, subtotal, tax, and total. The

Verwendete Knoten

Google SheetsHTTP RequestCodeAI AgentGoogle Gemini Chat Model

Workflow-Vorschau

How it works
Send a photo of any invoice to the LINE bot and the res
Image Intake
Receives the invoice image from LINE via Webhook, filte
Text Extraction
Converts the image to Base64 and sends it to OCR.space,
AI Parsing
Gemini AI reads the raw OCR text and structures it into
Log & Notify
Appends the parsed invoice data to Google Sheets and se
Error Handling
Checks whether the AI successfully parsed the invoice a
LINE Reply
Sends a success message or a clear error message back t
model
Google Gemini Chat Model
⚡
R
Receive LINE Webhook
⚡
R
Return 200 OK to LINE
C
Check Image Message
V
Variables (API Key Manag…
Fetch Image from LINE
Convert Image to Base64
OCR - Extract Text from …
AI Agent - Parse Invoice…
Parse & Format JSON
E
Error Check
Append to Google Sheets
LINE Reply - Success
LINE Reply - Error
LINE Reply - Not an Image
15 nodes14 edges

So funktioniert es

  1. 1

    Auslöser

    Der Workflow startet mit einem webhook-Auslöser.

  2. 2

    Verarbeitung

    Die Daten fließen durch 15 Knoten, connecting agent, code, googlesheets.

  3. 3

    Ausgabe

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

Knotendetails (15)

GO

Google Sheets

googleSheets

#1
HT

HTTP Request

httpRequest

#2
CO

Code

code

#3
AI

AI Agent

n8n-nodes-langchain.agent

#4
GO

Google Gemini Chat Model

n8n-nodes-langchain.lmChatGoogleGemini

#5

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 log-line-invoice-photos-to-google-sheets-with-ocrspace-and-gemini-ai 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": "Log LINE invoice photos to Google Sheets with OCR.space and Gemini AI", "nodes": [...], ...}

Integrationen

agentcodegooglesheetshttprequestiflmchatgooglegeminirespondtowebhooksetwebhook

Diesen Workflow holen

Herunterladen und mit einem Klick importieren

JSON herunterladenAuf n8n.io ansehen
Knoten15
Komplexitätmedium
Auslöserwebhook
Aufrufe1
KategorieInvoice Processing

Erstellt von

Ryo Sayama

Ryo Sayama

@sayama

Tags

agentcodegooglesheetshttprequestiflmchatgooglegeminirespondtowebhooksetwebhook
⚡

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🔗 Webhook·12 nodes