Log Telegram receipt images to Excel 365 using Tesseract OCR and GPT-4.1-mini β€” n8n Workflow

High complexity⚑ Trigger18 nodes🏷️ Invoice ProcessingπŸ‘ 107 viewsby Ramdoni

Overview

πŸ“ΈπŸ’° Log receipt transactions from Telegram images to Excel using OCR and AI

OCR + AI + Duplicate Protection (n8n Workflow)

Overview

This workflow automatically converts receipt images or payment proof sent via Telegram into structured financial records stored in Excel 365.

Core flow: Take Photo β†’ OCR β†’ AI Structuring β†’ Validation β†’ Duplicate Check β†’ Append to Excel The system is designed to reduce manual data entry errors and improve financial visibility by turning unstructured receipt images

Nodes used

TelegramMicrosoft Excel 365AI AgentOpenAI Chat Model

Workflow Preview

model
⚑
T
Telegram Trigger
Get Configurations
OpenAI Chat Model
T
Tesseract OCR
Send Notification
Send Notification image …
Send notification duplic…
Telegram get file
J
JSON output parsing
Send confirmation message
Parse receipt data with AI
E
Extract Telegram chat an…
C
Check if image was uploa…
V
Validate required transa…
C
Check for duplicate tran…
N
Normalize transaction data
Check existing transacti…
Save transaction to Excel
18 nodes18 edges

How it Works

  1. 1

    Trigger

    The workflow starts with a trigger trigger.

  2. 2

    Process

    Data flows through 18 nodes, connecting agent, if, lmchatopenai.

  3. 3

    Output

    The workflow completes its automation and delivers the result to the configured destination.

Node Details (18)

TE

Telegram

telegram

#1
MI

Microsoft Excel 365

microsoftExcel

#2
AI

AI Agent

n8n-nodes-langchain.agent

#3
OP

OpenAI Chat Model

n8n-nodes-langchain.lmChatOpenAi

#4

How to Import This Workflow

  1. 1Click Download JSON button on the right to save the workflow file.
  2. 2Open your n8n instance. Go to Workflows β†’ New β†’ Import from file.
  3. 3Select the downloaded log-telegram-receipt-images-to-excel-365-using-tesseract-ocr-and-gpt-41-mini file and click Import.
  4. 4Set up credentials for each service node (API keys, OAuth, etc.).
  5. 5Click Test Workflow to verify everything works, then activate it.

Or paste directly in n8n β†’ Import from JSON:

{ "name": "Log Telegram receipt images to Excel 365 using Tesseract OCR and GPT-4.1-mini", "nodes": [...], ...}

Integrations

agentiflmchatopenaimicrosoftexceln8n-nodes-tesseractjs.tesseractnodesettelegramtelegramtrigger

Get This Workflow

Download and import in one click

Download JSONView on n8n.io
Nodes18
Complexityhigh
Triggertrigger
Views107

Created by

Ramdoni

Ramdoni

@ramdoni

Tags

agentiflmchatopenaimicrosoftexceln8n-nodes-tesseractjs.tesseractnodesettelegramtelegramtrigger
⚑

New to n8n?

n8n is a free, open-source workflow automation tool. Self-host it or use the cloud version.

Get n8n Free β†’

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 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