The Cloud Interconnect API and `gcloud` commands are part of Compute Engine.

Cloud Interconnect provides the following API resource types and their
methods in the Compute Engine documentation:

- [`interconnects`](https://docs.cloud.google.com/compute/docs/reference/latest/interconnects)
- [`interconnectAttachments`](https://docs.cloud.google.com/compute/docs/reference/latest/interconnectAttachments)
- [`interconnectLocations`](https://docs.cloud.google.com/compute/docs/reference/latest/interconnectLocations)
- [`crossSiteNetworks`](https://docs.cloud.google.com/compute/docs/reference/rest/beta/crossSiteNetworks)
- [`wireGroups`](https://docs.cloud.google.com/compute/docs/reference/rest/beta/wireGroups)

For more information about the `gcloud` commands, see
[`gcloud compute interconnects`](https://docs.cloud.google.com/sdk/gcloud/reference/compute/interconnects)
in the Google Cloud CLI documentation.