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

Gemiddeld complexiteit Trigger10 knooppunten🏷️ Invoice Processing👁 1 weergavendoor Cheng Siong Chin

Overzicht

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

Gebruikte knooppunten

HTTP RequestTelegramCodeAI AgentOpenAI Chat Model

Workflow-voorvertoning

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

Hoe het werkt

  1. 1

    Trigger

    De workflow start met een trigger-trigger.

  2. 2

    Verwerking

    Gegevens stromen door 10 knooppunten, connecting agent, code, extractfromfile.

  3. 3

    Uitvoer

    De workflow voltooit zijn automatisering en levert het resultaat aan de geconfigureerde bestemming.

Knooppuntdetails (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

Hoe deze workflow te importeren

  1. 1Klik op de knop JSON downloaden rechts om het workflowbestand op te slaan.
  2. 2Open uw n8n-instantie. Ga naar Workflows → Nieuw → Importeren uit bestand.
  3. 3Selecteer het gedownloade bestand automate-invoice-analysis-via-telegram-with-chatgpt-4o-mini-extraction en klik op Importeren.
  4. 4Stel inloggegevens in voor elk serviceknooppunt (API-sleutels, OAuth, enz.).
  5. 5Klik op Workflow testen om te controleren of alles werkt, activeer het vervolgens.

Of plak rechtstreeks in n8n → Importeren uit JSON:

{ "name": "Automate invoice analysis via Telegram with ChatGPT-4o-mini extraction", "nodes": [...], ...}

Integraties

agentcodeextractfromfilehttprequestiflmchatopenaitelegramtelegramtrigger

Haal deze workflow op

Download en importeer met één klik

JSON downloadenBekijken op n8n.io
Knooppunten10
Complexiteitmedium
Triggertrigger
Weergaven1

Gemaakt door

Cheng Siong Chin

Cheng Siong Chin

@cschin

Tags

agentcodeextractfromfilehttprequestiflmchatopenaitelegramtelegramtrigger

Nieuw bij n8n?

n8n is een gratis open-source workflow-automatiseringstool. Host het zelf of gebruik de cloudversie.

n8n gratis ophalen →

Related Invoice Processing Workflows

COCOEMEX+5
medium

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