Bulk Update Shipping Service | ShipBob Developer API

Updates the shipping service for multiple shipments in a single request.

AuthorizationBearer

Authentication using Personal Access Token (PAT) token or OAuth2

This endpoint expects an object.

reasonstringRequired

Reason for updating the shipping service

requested_shipping_service_idintegerRequired

ID of the shipping service to assign to the shipments

shipment_idslist of longsRequired

List of shipment IDs to update the shipping service for

summaryobject

Summary of the bulk operation results

resultslist of objects or null

Per-shipment results of the bulk operation

400

Bad Request Error

$	curl -X PUT https://api.shipbob.com/2026-01/shipment:bulkUpdateShippingService \
>	-H "Authorization: Bearer <token>" \
>	-H "Content-Type: application/json" \
>	-d '{
>	"reason": "Merchant request",
>	"requested_shipping_service_id": 5,
>	"shipment_ids": [
>	123456,
>	789012
>	]
>	}'

$	curl -X PUT https://api.shipbob.com/2026-01/shipment:bulkUpdateShippingService \
>	-H "Authorization: Bearer <token>" \
>	-H "Content-Type: application/json" \
>	-d '{
>	"reason": "Merchant request",
>	"requested_shipping_service_id": 5,
>	"shipment_ids": [
>	123456,
>	789012
>	]
>	}'