--- title: New estimatedShippedAt argument added to FulfillmentOrderAcceptFulfillmentRequest mutation - Shopify developer changelog description: Shopify’s developer changelog documents all changes to Shopify’s platform. Find the latest news and learn about new platform opportunities. source_url: html: https://shopify.dev/changelog/new-estimatedshippedat-argument-added-to-fulfillmentorderacceptfulfillmentrequest-mutation md: https://shopify.dev/changelog/new-estimatedshippedat-argument-added-to-fulfillmentorderacceptfulfillmentrequest-mutation.md --- [Back to Developer changelog](https://shopify.dev/changelog) June 30, 2025 Tags: * Admin GraphQL API * 2025-07 # New `estimatedShippedAt` argument added to FulfillmentOrderAcceptFulfillmentRequest mutation As of API version 2025-07, fulfillment service apps can use the new `estimatedShippedAt` argument to specify when they estimate the fulfillment order to become fulfilled. Shopify Fulfillment Network partners will be expected to provide this value when accepting Fulfillment Requests. [`estimatedShippedAt`](https://shopify.dev/docs/api/admin-graphql/2025-07/mutations/fulfillmentorderacceptfulfillmentrequest#arguments-estimatedShippedAt)