For AI agents: visit https://docs.billit.be/llms.txt for an index of all pages formatted in Markdown and endpoints in OpenAPI.

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API Documentation API Endpoints

v1.0

API Documentation

API Documentation

API Documentation

v1.0API Documentation API Endpoints

Documentation

API Principles, Billit Accounts
API QuickStart Sending Invoices
API For Receiving Supplier Invoices
API Extra Info

General API Information

Einvoice Network environments
Header values
External Data
OData for Filtering
Party Identifiers
Patchable Properties
Types
Versioning
Ventilation Codes (VAT)
- Ventilation Codes for Expenditure Invoices
API Change Log

Other Flows

Send Sales Invoices
Receive Supplier Invoices

sFTP

sFTP Setup
sFTP Example for Sales Invoices
sFTP Example for Purchase Invoices
sFTP Example Sales and Purchase Invoices

Curl Command Line

Curl Command Line interface

COUNTRIES

DE Germany
- Sales Invoices
FR France PA
PL Poland KSeF

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Billit Generated PDF with KSeF Info

For Sending and Receiving

Information about KSeF:

Ability to download the KSeF XML and the human readable:

Human Readable can be viewed: