1. A cloud-based services exchange comprising: a network data center that includes respective ports by which a plurality of networks connect to the network data center, each of the networks having a different network address space and associated with a different one of a plurality of customers and cloud service providers; a plurality of interconnection assets within the network data center and configured to connect, through a switching fabric of the network data center, each of the networks associated with the plurality of customers of the cloud-based services exchange to one or more of the networks associated with the cloud service providers, the plurality of interconnection assets including a respective set of one or more virtual circuits for each of the networks associated with the plurality of customers and providing network connectivity within the network data center between the networks associated with the plurality of customers and cloud services executing within the networks associated with the plurality of cloud service providers; and an interconnection platform configured for execution by one or more management devices within the network data center and presenting a software interface configured to, in response to receiving a request from an application, access the plurality of interconnection assets to satisfy the request.