> ## Documentation Index
> Fetch the complete documentation index at: https://docs.chift.eu/llms.txt
> Use this file to discover all available pages before exploring further.

# Invoicing API

One API to read and write the invoicing data of your end-users, whatever invoicing software they use. You integrate once. Chift maps one data model to every supported invoicing connector.

![Invoicing API overview](https://mintcdn.com/chift/sMPMDRXK3YQRtp75/assets/docs/unified-apis/invoicing_api_overview.png?fit=max\&auto=format\&n=sMPMDRXK3YQRtp75\&q=85\&s=750d9a2b144b1910f900a4b93cf78d7f)

The Invoicing API: one data model for all invoicing connectors.

## Common use cases

* **Reporting.** Connect to invoicing software to provide reporting to your consumers.
* **Cash flow management.** Sync open invoices to access future cash operations.
* **Debt recovery.** Use invoice statuses to automate collection processes.
* **Lending & financing.** Sync invoice data to automate loan eligibility assessments.
* **Accounting automation.** Automate manual accounting inputs from invoicing data.

## Links

> **[Concepts](/unified-apis/invoicing/concepts/invoice.md)**
>
> Key concepts and data types used in the Invoicing API.

> **[Connectors](/connectors/invoicing/overview.md)**
>
> Supported invoicing software for this API.

> **[Coverage](/connectors/invoicing/coverage.md)**
>
> Feature coverage per connector.

> **[API reference](/api-reference/endpoints/invoicing)**
>
> All Invoicing API endpoints.


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