Automate PDF to Purchase Order Matching with n8n Workflow

Revolutionize Your Order Processing: Automate PDF to Purchase Order Matching with n8n Workflow

If your business struggles with manually matching packing list PDFs to purchase orders, it's time to transform your operations with n8n's automated workflow. This meticulously designed process takes PDF files directly from your SFTP server, converts them to text, and matches them to a purchase order – all with minimal human intervention. Gain accuracy, efficiency, and peace of mind knowing your order processing is handled with precision.

What this workflow does

• Runs hourly to scan the SFTP 'pending' folder for packing list PDFs.
• Filters and downloads each identified PDF, logging a PENDING status in an n8n Data Table.
• Converts PDFs to OCR text using docling-serve and captures errors promptly.
• Utilizes the Ollama Gemma chat model for structured data extraction from texts.
• Cross-references extracted data against existing purchase orders, matching SKUs and quantities.
• Applies intelligent corrections for OCR errors via Ollama-based healing if necessary.
• Updates the final status to COMPLETED or ERROR, moving files accordingly on the SFTP.

Use cases

• SaaS operators looking to streamline their order processing without manual errors.
• Automation engineers who need to ensure accurate order fulfillment by synchronizing sales data with logistics paperwork.
• n8n users aiming to eliminate repetitive administrative tasks and leverage powerful integration capabilities.

Technical details

• Utilizes essential n8n nodes including: if, ftp, set, code, filter, switch.
• Conducts OCR conversion through locally set up docling-serve (RapidOCR, English).
• Engages Ollama Gemma for robust text-to-JSON conversion and error correction processes.

Experience the benefits of automation and accuracy with this PDF to purchase order matching workflow. Designed specifically for n8n and the growing needs of modern businesses, it's your key to efficient operations and top-notch service delivery.