Extract text from images with Telegram Bot & OCR Tesseractjs
UnknownUnknown. 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 8 nodes and runs on Telegram events (message). Along the way it connects Telegram, Google Gemini Chat Model and Tesseractjs (community).
How it runs
Trigger: On Telegram events (message).
- Clean Input Data (Edit Fields (Set)): sets 2 fields: chatID, Image
- get file (Telegram): work with file
- Tesseract OCR (Tesseract Node): uses Tesseract Node
- AI Agent: runs an AI agent, with model: Google Gemini Chat Model
- Replace (Code): runs custom JavaScript code
- Telegram: uses Telegram
Services it uses
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 Tesseract OCR).
Nodes used (7)
- Telegram Trigger
n8n-nodes-base.telegramTrigger - Edit Fields (Set)
n8n-nodes-base.set - Telegram
n8n-nodes-base.telegram - AI Agent
@n8n/n8n-nodes-langchain.agent - Google Gemini Chat Model
@n8n/n8n-nodes-langchain.lmChatGoogleGemini - Code
n8n-nodes-base.code - Tesseract Node
n8n-nodes-tesseractjs.tesseractNode
From the author
Description This n8n workflow enables users to send an image to a Telegram bot and receive the extracted text using Tesseract OCR (via the n8n-nodes-tesseractjs Community Node). It's a quick and straightforward way to convert images into readable text…