Receipt Extractor Bot

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Receipt Extractor Bot

n8nMessaging

Extract details from receipts by sending photos via Telegram. Use Tesseract OCR and Llama for data extraction.

  • Receipt digitization
  • OCR processing
  • Mobile-friendly
HTTPTelegram
Workflow Structure
Nodes27
Triggers1
Connections13
Services2
Workflow Diagram

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Node Network (27)
Format Summary Messagev2

n8n-nodes-base.code

Get Telegram Filev4.2

n8n-nodes-base.httpRequest

Download Imagev4.2

n8n-nodes-base.httpRequest

Telegram Triggerv1.2

n8n-nodes-base.telegramTrigger

Sticky - Telegram Triggerv1

n8n-nodes-base.stickyNote

AI Categorizerv1.6

@n8n/n8n-nodes-langchain.chainLlm

Check Invalid Inputv2.2

n8n-nodes-base.if

Extract Text Inputv3.4

n8n-nodes-base.set

Check for Imagev2.2

n8n-nodes-base.if

Sticky - Check for Imagev1

n8n-nodes-base.stickyNote

Receipt Parserv1.2

@n8n/n8n-nodes-langchain.outputParserStructured

AI Analyzerv1

@n8n/n8n-nodes-langchain.lmChatOpenRouter

Send Error Messagev1.2

n8n-nodes-base.telegram

Send Expense Summaryv1.2

n8n-nodes-base.telegram

Sticky - Parse Receipt Data1v1

n8n-nodes-base.stickyNote

Extract Value From Imagev1

n8n-nodes-tesseractjs.tesseractNode

Sticky - Send Expense Summary1v1

n8n-nodes-base.stickyNote

Sticky - Extract Text Input1v1

n8n-nodes-base.stickyNote

Sticky - Parse Receipt Data2v1

n8n-nodes-base.stickyNote

Sticky - Get Telegram File1v1

n8n-nodes-base.stickyNote

Sticky - Download Image2v1

n8n-nodes-base.stickyNote

Sticky - Download Image3v1

n8n-nodes-base.stickyNote

Sticky - Format Summary Message1v1

n8n-nodes-base.stickyNote

Sticky - AI Categorizer1v1

n8n-nodes-base.stickyNote

Sticky - Send Error Message1v1

n8n-nodes-base.stickyNote

Sticky - Check Invalid Input1v1

n8n-nodes-base.stickyNote

Sticky - OpenRouter AI Model1v1

n8n-nodes-base.stickyNote