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

Moyen complexité Déclencheur10 nœuds🏷️ Invoice Processing👁 1 vuespar Cheng Siong Chin

Aperçu

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

Nœuds utilisés

HTTP RequestTelegramCodeAI AgentOpenAI Chat Model

Aperçu du workflow

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

Comment ça fonctionne

  1. 1

    Déclencheur

    Le workflow démarre avec un déclencheur déclencheur.

  2. 2

    Traitement

    Les données transitent par 10 nœuds, connecting agent, code, extractfromfile.

  3. 3

    Sortie

    Le workflow termine son automatisation et livre le résultat à la destination configurée.

Détails des nœuds (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

Comment importer ce workflow

  1. 1Cliquez sur le bouton Télécharger JSON à droite pour enregistrer le fichier du workflow.
  2. 2Ouvrez votre instance n8n. Accédez à Workflows → Nouveau → Importer depuis un fichier.
  3. 3Sélectionnez le fichier automate-invoice-analysis-via-telegram-with-chatgpt-4o-mini-extraction téléchargé et cliquez sur Importer.
  4. 4Configurez les identifiants pour chaque nœud de service (clés API, OAuth, etc.).
  5. 5Cliquez sur Tester le workflow pour vérifier que tout fonctionne, puis activez-le.

Ou collez directement dans n8n → Importer depuis JSON :

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

Intégrations

agentcodeextractfromfilehttprequestiflmchatopenaitelegramtelegramtrigger

Obtenir ce workflow

Téléchargez et importez en un clic

Télécharger JSONVoir sur n8n.io
Nœuds10
Complexitémedium
Déclencheurtrigger
Vues1

Créé par

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