API reference
The Quill Freight API lets shippers track shipments and request quotes. Base URL: https://quillfreight.com/api/v1
GET /track/{tracking_number}
Returns the current status of a shipment. Tracking numbers are the letters QF followed by eight digits.
curl https://quillfreight.com/api/v1/track/QF10482291
POST /quote
Returns a rate estimate. Send a JSON body with origin_zip, dest_zip, weight_lb and freight_class.
GET /health
Returns service status.
Authentication
Tracking and quoting are public. Invoice and account endpoints require an API key issued through the customer portal.