Changelog

This page contains the changelog of the current API version. For the past changelog, please refer to this page.

2026-01 (2026-01-08)

Change	Before	After
Base URL	https://api.aftership.com/tracking/2025-07	https://api.aftership.com/tracking/2026-01
as-api-version header’s value	2025-07	2026-01

Change	Affected
The order_promised_delivery_date field will support time range values.	API endpoint: - GET /trackings - GET /trackings/:id - DELETE /trackings/:id - POST /trackings - PUT /trackings/:id - POST /trackings/:id/mark-as-completed - POST /trackings/:id/retrack Tracking Webhook
The checkpoint.zip field has been renamed to checkpoint.postal_code.	API endpoint: - GET /trackings - GET /trackings/:id - DELETE /trackings/:id - POST /trackings - PUT /trackings/:id - POST /trackings/:id/mark-as-completed - POST /trackings/:id/retrack Tracking Webhook
New confidence codes added.	API endpoint: - GET /trackings - GET /trackings/:id - DELETE /trackings/:id - POST /trackings - PUT /trackings/:id - POST /trackings/:id/mark-as-completed - POST /trackings/:id/retrack - POST /estimated-delivery-date/predict - POST /estimated-delivery-date/predict-batch Tracking Webhook
The existing field tracking.last_mile_tracking_supported will be deprecated.	API endpoint: - GET /trackings - GET /trackings/:id - DELETE /trackings/:id - POST /trackings - PUT /trackings/:id - POST /trackings/:id/mark-as-completed - POST /trackings/:id/retrack Tracking Webhook