Shopify is adding an inventory transfer ID field to several inventory shipment webhook payloads, letting developers directly link shipments to transfer records instead of manually merging datasets. The change is additive and becomes available to any app that adopts the shipment webhooks after updating to the 2026-10 API version.
Questions this post answers
Does the Shopify inventory shipment webhook payload include the related inventory transfer ID?
Yes, as of API version 2026-10, Shopify adds a field carrying the inventory transfer ID to several inventory shipment webhook payloads. This lets developers identify which inventory transfer record a shipment relates to without merging transfer and shipment datasets manually. The change is additive, so existing webhook subscribers automatically get the new field after updating to 2026-10. Developers tracking Shopify API changelog updates like this one can follow platform changes on daily.dev.
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