easypost.com

Track a parcel across multiple carriers using a unified tracking API and normalize divergent carrier event codes into a canonical delivery state machine

Reconcile parcel carrier invoices against purchased label amounts and identify systemic overcharges using the EasyPost Billing API and shipment cost data

Generate a multi-carrier return shipping label through a unified parcel API to support a consumer returns program

Get SmartRate time-in-transit estimates for a shipment via EasyPost

Track a shipment with the EasyPost Trackers API and receive webhook events

Insure a non-EasyPost shipment and file a claim via the EasyPost Insurance API

Subscribe to EasyPost webhooks and validate HMAC signatures

Build a compliant CN22/CN23 customs declaration for a small parcel international postal shipment

Create a shipment and purchase a rate using the EasyPost API

Add parcel insurance to an EasyPost shipment

Create an EasyPost Pickup to schedule a carrier package pickup

Use EasyPost SmartRate to get time-in-transit estimates before purchasing a label

Create an EasyPost Batch of shipments and generate a ScanForm

Declare customs information on an international shipment label via the EasyPost CustomsInfo API

Void a purchased EasyPost shipping label and request a refund

Normalize carrier tracking status codes into a unified delivery state machine

Connect a carrier account to EasyPost using the CarrierAccount API

Build a delivery exception alerting system that classifies carrier webhook events and triggers customer notifications for undeliverable parcels

Create and manage RMA (Return Merchandise Authorization) labels and track return shipment status via EasyPost

Register and receive EasyPost tracking webhooks for real-time shipment status updates

Generate a return shipping label and initiate a customer return via EasyPost

Shop and compare carrier rates programmatically using the EasyPost Rate Shopping API

Purchase a shipping label and track a package using EasyPost

Validate a shipping address before purchasing a label to reduce delivery failures