AI-Powered Invoice Extractor via Telegram to Airtable β€” n8n Workflow

Gemiddeld complexiteit⚑ Trigger11 knooppunten🏷️ Invoice Processingdoor BizThrive.ai

Overzicht

πŸ“„ Description

This workflow automates the extraction of structured invoice data from PDF files sent via Telegram and stores it in Airtable. It leverages GPT-4o for intelligent parsing and includes conversational memory for a seamless user experience. Designed for businesses and freelancers who receive invoices digitally and want to streamline their record-keeping.

βš™οΈ How It Works

Telegram Trigger – Listens for incoming messages and PDF attachments.
Switch Node – Filters messages to ensure o

Gebruikte knooppunten

TelegramAI AgentOpenAI Chat ModelSimple Memory

Workflow-voorvertoning

πŸ“‹ SETUP REQUIREMENTS
πŸ”§ Prerequisites:
β€’ Telegram Bot Token (from @BotFather)
β€’ OpenAI API Key (GPT-4o model access)
β€’ Airtable Account with API access
πŸ“Š Airtable Setup:
πŸ€– INVOICE CATEGORISER WORKFLOW
πŸ“ Purpose:
Automatically extracts invoice data from PDF files sent
πŸ”„ Process Flow:
1. Telegram message received
2.
πŸ“± HOW TO USE
1️⃣ Start Conversation:
β€’ Send any message to the Telegram bot
β€’ Bot will ask for company/individual name
2️⃣ Upload Invoice:
β€’ Send PDF invoice as file attachment
πŸ“Š AIRTABLE DATA STRUCTURE
πŸ“‹ Invoices Table Fields:
β€’ Invoice Number, Date, Supplier
β€’ Supplier Address, Tax ID
β€’ PO Number, Due Date
β€’ Receiver Name, Address
πŸ”§ TROUBLESHOOTING
❌ Common Issues:
πŸ“„ PDF Not Processing:
β€’ Check file is actually PDF format
β€’ Ensure file size is reasonable
β€’ Verify PDF contains readable text
βš™οΈ CONFIGURATION NOTES
🎯 AI Agent Settings:
β€’ Uses GPT-4o model for accuracy
β€’ Structured prompts for consistency
β€’ Memory enabled for context
β€’ Tools connected for Airtable operations
memorytooltoolmodel
OpenAI Chat Model
Simple Memory
C
Create Line Item1
C
Create Invoice1
Telegram3
E
Edit Fields1
Telegram2
E
Extract from File1
S
Switch1
⚑
T
Telegram Trigger1
AI Agent1
11 nodes11 edges

Hoe het werkt

  1. 1

    Trigger

    De workflow start met een trigger-trigger.

  2. 2

    Verwerking

    Gegevens stromen door 11 knooppunten, connecting agent, airtabletool, extractfromfile.

  3. 3

    Uitvoer

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

Knooppuntdetails (11)

TE

Telegram

telegram

#1
AI

AI Agent

n8n-nodes-langchain.agent

#2
OP

OpenAI Chat Model

n8n-nodes-langchain.lmChatOpenAi

#3
SI

Simple Memory

n8n-nodes-langchain.memoryBufferWindow

#4

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 β†’ Nieuw β†’ Importeren uit bestand.
  3. 3Selecteer het gedownloade bestand ai-powered-invoice-extractor-via-telegram-to-airtable 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 β†’ Importeren uit JSON:

{ "name": "AI-Powered Invoice Extractor via Telegram to Airtable", "nodes": [...], ...}

Integraties

agentairtabletoolextractfromfilelmchatopenaimemorybufferwindowsetswitchtelegramtelegramtrigger

Haal deze workflow op

Download en importeer met één klik

JSON downloadenBekijken op n8n.io
Knooppunten11
Complexiteitmedium
Triggertrigger
CategorieInvoice Processing

Gemaakt door

BizThrive.ai

BizThrive.ai

@davids

Tags

agentairtabletoolextractfromfilelmchatopenaimemorybufferwindowsetswitchtelegramtelegramtrigger
⚑

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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 touchpointβ€”the billβ€”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.

πŸ”— WebhookΒ·12 nodes