Build Your Integration

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Coupa supports integration via a RESTful API and CSV flat file. Use the topics below to plan and implement your integration. Either method can be used to send invoices to Coupa.

While either method can be used, Coupa recommends that you only use a single method when integrating with Coupa.

Integration Points
Integration points with Coupa include purchase orders, invoices, and status updates.
Integration Methods
You can integrate your platform with Coupa via API or flat file CSV uploads.
Using the API
Learn how to access Coupa's RESTful API to get and post data to Coupa.
Using Flat Files
Learn how to use our flat file format (CSV) to send and receive documents.
- Sample Integration Files
Security Considerations
Information for API and flat file integrations including encryption, API keys, sFTP and more.
Certification Process
To have your solution certified by Coupa, submit the application, demonstrate your solution, wait for verification, and then we'll notify you of our decision

Sample cXML invoices

cXML invoice samples for administrators and IT to see real-world examples of how cXML invoices are used in Coupa. See also C ompliant cXML Invoice Samples.

Article type: Reference

Sample cXML Credit MemoUse this sample cXML credit memo/note to test your Coupa integration.
Sample cXML Credit Memo Backed by a POUse this sample PO backed cXML credit memo/note to test your Coupa integration
Sample cXML for submitting a correction invoice with a link to a disputed invoiceUse this sample cXML for resolving disputed invoice to test your Coupa integration.
Sample cXML Invoice Backed by ContractUse this sample cXML invoice that's backed by a contract to test your Coupa integration.
Sample cXML Invoice Backed by Multiple POsUse this sample cXML invoice that's backed by multiple purchase orders to test your Coupa integration.
Sample cXML Invoice with Billing Account DistributionsUse this sample cXML invoice that contains distributed billing accounts to test your Coupa integration.
Sample cXML Invoice with Both Backed and Unbacked LinesUse this sample cXML invoice that has both backed and unbacked invoice lines to test your Coupa integration.
Sample cXML Invoice with Custom Fields (Extrinsic)Use this sample cXML invoice that uses extrinsics for custom fields to test your Coupa integration.
Sample cXML Invoice with MatchReference Key for 3-Way-Direct Invoice Line to Receipt MatchingUse this sample cXML for 3-way-direct invoice line to receipt matching to test your Coupa integration.
Sample cXML Invoice with Payment TermsUse this sample cXML invoice that contains payment terms to test your Coupa integration.
Sample cXML Invoices with Taxes (PO-backed)Use this sample cXML invoice with tax lines to test your coupa integration.
Sample cXML Service Type InvoiceUse this sample cXML invoice for services to test your Coupa integration.
Sample cXML Unbacked InvoiceUse this sample unbacked cXML invoice to test your Coupa integration.
Sample for Resolving Disputes via Credit NotesUse this sample cXML for resolving disputes through your credit notes and you can test your Coupa integration.