Extract invoice data from Telegram and send to SAP with

This automation streamlines the entry of incoming invoices into SAP by processing files sent via Telegram. It uses AI-powered OCR and structured parsing, making it ideal for finance teams in SAP-driven environments.

## Who it´s for
- Accountants handling incoming invoices
- Finance operators in companies with SAP integration
- Procurement managers automating data entry
- Businesses using Telegram as a document intake channel

## What the automation does
- On receiving a PDF invoice via Telegram, the file is processed using LlamaIndex OCR
- Extracted text is parsed by GPT-4o-mini into structured JSON (supplier, RUC, items, totals)
- User receives structured data and confirms via Telegram callback_query
- On confirmation, data is sent to SAP as a PurchaseInvoice via HTTP API
- All processed records are duplicated in Google Sheets for audit and tracking

## What´s included
- Ready-to-use n8n workflow
- Trigger and handler logic for messages and callbacks
- Integrations with Telegram, SAP, Google Sheets, and LlamaIndex API
- Basic setup and adaptation guide

## Requirements for setup
- n8n instance with access to LangChain and LlamaIndex
- Telegram Bot API access
- SAP credentials with permissions to create PurchaseInvoice
- Google Sheets spreadsheet for logging
- OpenAI API key (for GPT-4o-mini)

## Benefits and outcomes
- Reduces manual data entry by up to 90%
- Minimizes errors in invoice transcription
- Enables fast processing of high invoice volumes
- Transparent audit trail in Google Sheets
- Maintains user control via confirmation step

## Important: template only
Important: you are purchasing a ready-made automation workflow template only. Rollout into your infrastructure, connecting specific accounts and services, 1:1 setup help, custom adjustments for non-standard stacks and any consulting support are provided as a separate paid service at an individual rate. To discuss custom work or 1:1 help, contact via в чате.