Audience: CaaStle Inc. suppliers

This page contains documents that are unique for suppliers connecting with CaaStle Inc. on the platform. The documents on this page have been customized for CaaStle Inc. suppliers and should be used during the onboarding process and when receiving live orders.

For questions related to the CaaStle Inc. drop-ship program, please reach out to your brand's CaaStle Inc. merchandising representative.

For onboarding support, please email the Onboarding team at

For production support, check out Rithum’s supplier documentation or email our Software Support team at

Onboarding with Rithum

To learn more about the onboarding process and your next steps, see:

Required fields by workflow

CaaStle Inc. requires certain fields for inventory, catalog, cancel, and shipment updates. You will need to ensure that you are sending all the required fields for this program. The document below outlines those required fields by workflow.

CaaStle Inc. Required Fields by Workflow

Excel templates for each workflow

If you would like a description of the required fields listed in the document above, or if you plan on using Excel files for your feeds, the templates below are available for you to use.

CaaStle Inventory Upload
CaaStle Catalog Upload
CaaStle Order Cancel Upload
CaaStle Shipment Upload

EDI documentation

If you are going to exchange EDI documents with Rithum for CaaStle Inc., you will use the Platform standard EDI specifications.

Note: In the Platform EDI specifications, there are two versions for the 850 file: 4010 and 5010. For CaaStle Inc., we recommend you use the 5010 version for 850 files. All other files (846, 856, 870, 810) will use the 4010 version.


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