The objective of this deliverable is to detail the internal architecture and design of each of the VitiGEOSS intelligent services complying with the requirements and capabilities stipulated in D.2.1. and the functioning of the different Application Programming Interfaces developed by each partner to exploit the results of the VISs.

This deliverable describes each of the operations of the APIs developed, its requirements, the output data they provide to facilitate a final interconnection and the actions/models that run behind each operation that generate the output.