# Coupa Invoicing API

**Canonical:** https://apis.io/apis/coupa/coupa-invoicing-api/  
**Provider:** Coupa — https://apis.io/providers/coupa/  
**Base URL:** https://instance.coupahost.com/api/invoices  
**Documentation:** https://compass.coupa.com/en-us/products/product-documentation/integration-technical-documentation/the-coupa-core-api/resources/transactional-resources/invoices-api-(invoices)

Coupa Invoicing API is one of 16 APIs that [Coupa](https://apis.io/providers/coupa/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Accounts Payable, Charge Allocations, Invoices, Invoicing, and REST. The published artifact set on APIs.io includes API documentation.

The Coupa Invoicing API provides RESTful endpoints for creating, updating, and querying invoices associated with purchase orders. It supports the full invoice lifecycle including invoice lines, charge allocations, and integration with invoicing platform workflows.

## Machine-readable artifacts (4)

- **Documentation** — https://compass.coupa.com/en-us/products/product-documentation/integration-technical-documentation/the-coupa-core-api/resources/transactional-resources/invoices-api-(invoices)
- **ExampleCalls** — https://compass.coupa.com/en-us/products/product-documentation/integration-technical-documentation/the-coupa-core-api/resources/transactional-resources/invoices-api-(invoices)/invoices-api-example-calls
- **InvoiceChargeAllocationAPI** — https://compass.coupa.com/en-us/products/product-documentation/integration-technical-documentation/the-coupa-core-api/resources/transactional-resources/invoices-api-(invoices)/invoice-charge-allocation-api
- **InvoicingPlatformIntegration** — https://compass.coupa.com/en-us/products/total-spend-management-platform/integration-playbooks-and-resources/other-integration-playbooks/invoicing-platform-integration/build-your-integration/using-the-api

## Other Coupa APIs (12)

- [Coupa Integration API](https://apis.io/apis/coupa/coupa-integration-api/)
- [Coupa Supplier API](https://apis.io/apis/coupa/coupa-supplier-api/)
- [Coupa Analytics API](https://apis.io/apis/coupa/coupa-analytics-api/)
- [Coupa CCW API](https://apis.io/apis/coupa/coupa-ccw-api/)
- [Coupa CSO API](https://apis.io/apis/coupa/coupa-cso-api/)
- [Coupa Treasury API](https://apis.io/apis/coupa/coupa-treasury-api/)
- [Coupa Open Buy API](https://apis.io/apis/coupa/coupa-open-buy-api/)
- [Coupa Payments API](https://apis.io/apis/coupa/coupa-payments-api/)
- [Coupa Procurement API](https://apis.io/apis/coupa/coupa-procurement-api/)
- [Coupa Expenses API](https://apis.io/apis/coupa/coupa-expenses-api/)
- [Coupa Inventory and Receipts API](https://apis.io/apis/coupa/coupa-inventory-and-receipts-api/)
- [Coupa Invoices API](https://apis.io/apis/coupa/coupa-invoices-api/)

## Tags

Accounts Payable, Charge Allocations, Invoices, Invoicing, REST

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/coupa/coupa-invoicing-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/coupa/.