Internet Express logoINTERNET EXPRESSLOCKER DELIVERY

Loading customer management…

CONNECTION READY

Ready for their checkout.

Save this key now. You can generate a replacement later, but this key cannot be displayed again.

Give their developer these details

1. Store the authentication key on the customer’s backend as MERCHANT_API_KEY.

2. Add the locker selector using this embed. Its callback calls their own backend endpoint. 


        
        

          3. Their backend calls /v1/rates here with the middleware
          key, their dispatch address and parcel. Display the returned services,
          then submit the chosen service and quoteId to
          /v1/shipments.
        

        Open the integration guide ↗