Automate invoice analysis via Telegram with ChatGPT-4o-mini extraction — n8n Workflow

Mittel Komplexität⚡ Auslöser10 Knoten🏷️ Invoice Processing👁 1 Aufrufevon Cheng Siong Chin

Übersicht

Introduction Upload invoices via Telegram, receive structured data instantly. Perfect for accountants and finance teams. How It Works Telegram bot receives invoices, downloads files, extracts data using OpenAI, then returns analysis. Workflow Template Telegram Trigger → Document Check → Get File → HTTP Download → AI Extract → Format Response → Send to Telegram

Workflow Steps Telegram Trigger: Listens for uploads. Document Check: Validates files; routes errors. Get File: Retrieves metadata. HTTP

Verwendete Knoten

HTTP RequestTelegramCodeAI AgentOpenAI Chat Model

Workflow-Vorschau

Introduction
Upload invoices via Telegram, receive structured data i
How It Works
Telegram bot receives invoices, downloads files, extrac
Prerequisites
- n8n instance
- Telegram Bot Token
- OpenAI API key
Customization
- Database storage
model
⚡
T
Telegram Trigger
C
Check if Document
Get File from Telegram
HTTP Request - Download …
E
Extract Invoice Data
AI Agent - Analyze Invoice
OpenAI Chat Model
Format Response
Send Analysis to Telegram
Send Error Message
10 nodes9 edges

So funktioniert es

  1. 1

    Auslöser

    Der Workflow startet mit einem auslöser-Auslöser.

  2. 2

    Verarbeitung

    Die Daten fließen durch 10 Knoten, connecting agent, code, extractfromfile.

  3. 3

    Ausgabe

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

Knotendetails (10)

HT

HTTP Request

httpRequest

#1
TE

Telegram

telegram

#2
CO

Code

code

#3
AI

AI Agent

n8n-nodes-langchain.agent

#4
OP

OpenAI Chat Model

n8n-nodes-langchain.lmChatOpenAi

#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 automate-invoice-analysis-via-telegram-with-chatgpt-4o-mini-extraction 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": "Automate invoice analysis via Telegram with ChatGPT-4o-mini extraction", "nodes": [...], ...}

Integrationen

agentcodeextractfromfilehttprequestiflmchatopenaitelegramtelegramtrigger

Diesen Workflow holen

Herunterladen und mit einem Klick importieren

JSON herunterladenAuf n8n.io ansehen
Knoten10
Komplexitätmedium
Auslösertrigger
Aufrufe1
KategorieInvoice Processing

Erstellt von

Cheng Siong Chin

Cheng Siong Chin

@cschin

Tags

agentcodeextractfromfilehttprequestiflmchatopenaitelegramtelegramtrigger
⚡

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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