Shipping API Guide

Best APIs for developers who need tracking, rate comparison, and label generation.

Top Shipping APIs Compared

APIFeaturesPricingBest For
EasyPostTracking, rates, labels, address verificationPay per label (~5-8 cents)Full-stack shipping apps
ShipEngineTracking, rates, labels, 60+ carriersFree tier + pay per labelMulti-carrier platforms
ShippoTracking, labels, USPS/UPS/FedEx/DHLFree tier, 5 cents/labelSmall ecommerce stores
AfterShip APITracking only, 1000+ carriersFree 50 tracks/mo, then paidTracking-focused apps
17Track APITracking, 2400+ carriers, globalPaid plansInternational tracking
Pitney BowesShipping, tracking, address validationPay per useEnterprise logistics

Direct Carrier APIs

CarrierAPI TypeLink
USPSFree — tracking, rates, address verificationdeveloper.usps.com
UPSFree tier — tracking, time-in-transit, addressdeveloper.ups.com
FedExFree — tracking, rates, service availabilitydeveloper.fedex.com
DHLFree — tracking, location finderdeveloper.dhl.com

Official Carrier Resources

USPSUPSFedExDHL