Step-by-step guide: How to automatically capture incoming invoices in Swiss accounting systems (Bexio, Swiss21, Sage, Abacus, SAP) and forward them for approval.
This guide shows you how to automate invoice processing in Swiss accounting platforms using n8n workflows.
Supported Platforms
- Bexio: Swiss cloud accounting platform
- Swiss21: Swiss accounting software
- Sage: International accounting software
- Abacus: Swiss accounting solution
- SAP Business One: Enterprise resource planning
Workflow Overview
The automation process consists of the following steps:
- Invoice arrives via email
- n8n extracts invoice data using AI
- Data is validated and formatted
- Invoice is created in accounting system
- Approval workflow is triggered
Implementation Steps
1. Email Integration
Set up email monitoring to capture incoming invoices automatically.
2. AI Data Extraction
Use OpenAI or local AI models to extract structured data from invoice PDFs.
3. Data Validation
Validate extracted data against business rules and Swiss VAT requirements.
4. Accounting System Integration
Create invoices in your chosen accounting platform using APIs.
5. Approval Workflow
Set up automated approval processes based on amount thresholds and vendor rules.
Technical Requirements
- n8n instance (self-hosted or cloud)
- Email server access
- Accounting platform API credentials
- AI service access (OpenAI or local)
- Swiss VAT validation service
ROI Calculation
Typical time savings: 5-10 minutes per invoice. For 100 invoices per week, this equals 8-17 hours of saved time.
Data Protection
All data processing complies with Swiss FADP and EU GDPR regulations. Data remains in Switzerland or EU.
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