PDF and invoice data extraction

Problem: manual data entry from PDF invoices (suppliers, amounts, dates, line items) occupied 2 FTEs full-time with a 5% error rate. Solution: automatic extraction pipeline (OCR + Mistral for structured understanding) deployed sovereignly, with human validation for ambiguous cases. Result: 90% of invoices processed automatically, error rate reduced to 0.3%, 1.5 FTE saved. This case study details the context, architecture choices, delivery steps, observed outcomes and follow-up criteria agreed with the client. Powehi documente les décisions, les contraintes de sécurité, la méthode de déploiement, les indicateurs de réussite, les enseignements et les prochaines étapes afin que chaque exemple puisse être comparé à une situation réelle de PME.