Flowstack · AI Automation
Invoice Processing Automation
Automated end-to-end invoice intake, validation, and ERP sync — reducing processing time by 92%.
n8nOpenAIPostgreSQL
Challenge
Flowstack's finance team spent 15+ hours per week manually entering invoices from email attachments into their ERP.
Solution
We built an n8n pipeline that extracts data via GPT-4 Vision, validates against business rules, and syncs to their ERP with human-in-the-loop approval for edge cases.
Results
- Processing time: 3 days → 4 hours
- Error rate reduced by 78%
- ROI achieved in 6 weeks
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