# e-invoice.be - E-Invoicing via Email & API

Send and receive Peppol e-invoices via email or API. Certified Belgian Peppol Access Point. No expensive software needed. Simple pay-per-invoice pricing.

## What is e-invoice.be?

e-invoice.be is a certified Peppol Access Point that enables Belgian businesses to send and receive electronic invoices. Forward invoices via email or integrate with our REST API. No ERP required.

## Key Features

- **Email-based e-invoicing**: Forward invoices to your Peppol address via email
- **REST API**: Full Peppol API with webhooks for developers and ERP vendors
- **MCP Server**: AI agent integration via Model Context Protocol
- **PDF to Peppol**: Automatic PDF to UBL conversion
- **Peppol ID Lookup**: Check if businesses are registered on Peppol
- **Invoice Validation**: Validate against EN16931 and Peppol BIS 3.0

## Pricing

- Pro: EUR 0.25/invoice (min EUR 350)
- Enterprise: EUR 0.18/invoice (min EUR 1000)
- No setup fees, no monthly minimums

## For Developers

- API Documentation: https://docs.e-invoice.be
- OpenAPI Spec: https://api.e-invoice.be/api/openapi.json
- MCP Server: https://api.e-invoice.be/mcp
- WebMCP: https://e-invoice.be/.well-known/mcp
- NLWeb /ask: https://e-invoice.be/ask
- NPM SDK: https://www.npmjs.com/package/e-invoice
- Python SDK: https://pypi.org/project/e-invoice/
- CLI Tool: https://github.com/e-invoice-be/peppol-cli (install: `brew tap e-invoice-be/tap && brew install peppol`)
- CLI: `npm install -g e-invoice`

### Streaming Support

The MCP server supports Streamable HTTP transport with SSE for real-time progress. The /ask endpoint supports Server-Sent Events streaming for NLWeb queries.

### JSON Error Responses

All API endpoints return structured JSON errors:
```json
{"error": {"code": "ERROR_CODE", "message": "Description", "hint": "Resolution"}}
```

### Authentication

1. Register at https://app.e-invoice.be/register (instant, free)
2. Complete KYC verification (24-48 hours)
3. Generate API key in dashboard
4. Use: `Authorization: Bearer YOUR_API_KEY`

## Quick Links

- Register: https://app.e-invoice.be/register
- Peppol Radar: https://e-invoice.be/peppol-radar
- Blog: https://e-invoice.be/blog
- Contact: hello@e-invoice.be