Templates / Extract invoice data to Excel using Google Gemini, OCR, and Telegram

Extract invoice data to Excel using Google Gemini, OCR, and Telegram

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by Ramdoni ✓ · 116 views · created 2026-04-20 · Invoice Processing, AI Summarization

Unknown. This template uses community nodes we can't verify statically. Uses community nodes that can't be verified statically (unverified community packages are off by default in 3.0). Static check, last run 2026-10-19.

What this workflow does

This AI workflow has 23 nodes and runs on Telegram events. Along the way it connects Telegram, Microsoft Excel 365, Google Gemini and Tesseractjs (community).

How it runs

Trigger: On Telegram events.

Detect File Type (Code): runs custom JavaScript code
Route by File Type (Switch): routes items into branches
Mapping PDF (Edit Fields (Set)): sets or maps fields
Notifikasi file sedang diproses (Telegram): uses Telegram
Mapping Image (Edit Fields (Set)): sets or maps fields
Notifikasi file invalid (Telegram): uses Telegram
Get PDF (Telegram): uses Telegram
Get Image (Telegram): uses Telegram
Extract PDF Text (Extract from File): extracts data from a file
Extract Text from Image (OCR) (Tesseract Node): uses Tesseract Node

…plus 12 more steps. See the full node list below.

Services it uses

Telegram Microsoft Excel 365 Google GeminiTesseractjs (community)

Before you upgrade to n8n 3.0

We can't fully verify this one: it relies on 1 community package, and n8n 3.0 turns unverified community packages off by default (N8N_UNVERIFIED_PACKAGES_ENABLED=false).

Check that n8n-nodes-tesseractjs is verified or supports 3.0 (used in Extract Text from Image (OCR)).

Nodes used (10)

Telegram Triggern8n-nodes-base.telegramTrigger
Coden8n-nodes-base.code
Telegramn8n-nodes-base.telegram
Edit Fields (Set)n8n-nodes-base.set
Switchn8n-nodes-base.switch
Extract from Filen8n-nodes-base.extractFromFile
Tesseract Noden8n-nodes-tesseractjs.tesseractNode
Ifn8n-nodes-base.if
Microsoft Excel 365n8n-nodes-base.microsoftExcel
Google Gemini@n8n/n8n-nodes-langchain.googleGemini

From the author

🚀 1. HOW IT WORKS This workflow automatically extracts structured data from invoices sent via Telegram (PDF or image) and saves it to Excel. 1. A user sends an invoice (PDF or image) to a Telegram bot 2. The workflow detects the file type (PDF or image) 3.…
Excerpt from Ramdoni's description on n8n.io.

View the original on n8n.io → Check your own copy

Extract invoice data to Excel using Google Gemini, OCR, and Telegram

What this workflow does

How it runs

Services it uses

Before you upgrade to n8n 3.0

Nodes used (10)

From the author

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