AI-Powered Invoice Extractor via Telegram to Airtable — n8n ワークフロー

中複雑度⚡ トリガー11個のノード🏷️ Invoice Processing作成者：BizThrive.ai

概要

📄 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.

⚙️ How It Works

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

使用ノード

TelegramAI AgentOpenAI Chat ModelSimple Memory

ワークフロープレビュー

📋 SETUP REQUIREMENTS

🔧 Prerequisites:

• Telegram Bot Token (from @BotFather)

• OpenAI API Key (GPT-4o model access)

• Airtable Account with API access

📊 Airtable Setup:

🤖 INVOICE CATEGORISER WORKFLOW

📝 Purpose:

Automatically extracts invoice data from PDF files sent

🔄 Process Flow:

1. Telegram message received

📱 HOW TO USE

1️⃣ Start Conversation:

• Send any message to the Telegram bot

• Bot will ask for company/individual name

2️⃣ Upload Invoice:

• Send PDF invoice as file attachment

📊 AIRTABLE DATA STRUCTURE

📋 Invoices Table Fields:

• Invoice Number, Date, Supplier

• Supplier Address, Tax ID

• PO Number, Due Date

• Receiver Name, Address

🔧 TROUBLESHOOTING

❌ Common Issues:

📄 PDF Not Processing:

• Check file is actually PDF format

• Ensure file size is reasonable

• Verify PDF contains readable text

⚙️ CONFIGURATION NOTES

🎯 AI Agent Settings:

• Uses GPT-4o model for accuracy

• Structured prompts for consistency

• Memory enabled for context

• Tools connected for Airtable operations

OpenAI Chat Model

Simple Memory

Create Line Item1

Create Invoice1

Telegram3

Edit Fields1

Telegram2

Extract from File1

Switch1

⚡

Telegram Trigger1

AI Agent1

11 nodes11 edges

仕組み

1
トリガー
このワークフローはトリガートリガーで開始します。
2
処理
データは 11 個のノードを流れます, connecting agent, airtabletool, extractfromfile。
3
出力
ワークフローは自動化を完了し、設定された宛先に結果を配信します。

ノード詳細 (11)

AI Agent

n8n-nodes-langchain.agent

OpenAI Chat Model

n8n-nodes-langchain.lmChatOpenAi

Simple Memory

n8n-nodes-langchain.memoryBufferWindow

このワークフローのインポート方法

1右側の JSONをダウンロード ボタンをクリックしてワークフローファイルを保存します。
2n8nインスタンスを開き、ワークフロー → 新規 → ファイルからインポート に進みます。
3ダウンロードした ai-powered-invoice-extractor-via-telegram-to-airtable ファイルを選択し、インポートをクリックします。
4各サービスノードの 認証情報（APIキー、OAuthなど）を設定します。
5ワークフローをテストをクリックして動作確認し、有効化します。

またはn8nの JSONからインポート に直接貼り付け：

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

インテグレーション

agentairtabletoolextractfromfilelmchatopenaimemorybufferwindowsetswitchtelegramtelegramtrigger

このワークフローを取得

ワンクリックでダウンロード＆インポート

JSONをダウンロード n8n.ioで見る

ノード11

複雑度medium

トリガーtrigger

カテゴリInvoice Processing

作成者

BizThrive.ai

@davids

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