The requirements for the onsite booking require also all steps that are required for redirection, with some additional work needed. Please also verify with your account manager that your are suitable for the onsite booking integration. If you don’t know who is your account manager please contact: partnersupport@holidu.com
In order to use the onsite booking you need to implement two endpoints, the availability endpoint and the booking endpoint. We have high requirements on the data quality and on the data accuracy. You also need to have a high standard in your customer service so we are sure, the booking of the customer is handled accurate and in a decent amount of time.