Invoice API


The Invoice API endpoints allow the creation, reading, & modification of invoices in SellTreez. Functionality is also provided for managing suppliers, product locations, and payment terms in SellTreez. Together, these endpoints can be used to expedite the product receiving process.

Here is a postman collection you can use to start making calls to the Invoice API.


To access the Invoice API endpoints, please use the client_id and API key provided to your organization to generate an access_token with the Authorization API.


  • Product Locations can only be read, not created or modified
  • Payment Terms can only be read, not created or modified
  • Rate limit is 10TPS per Treez location

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