Host-to-host API

This guide will take you through everything you need to create Sticitt payments for your merchant.

Note: Https must be used for all communications, the API will reject all other communication protocols.

Request/Response Format

Requests and responses make use of JSON (ISO 21778) to represent data as objects
Requests should have the HTTP header Content-Type set to "application/json"

Download the following postman collection to test the endpoints with your credentials.

14 July 2025