The open connector SDK behind the AssetCard model (ENTERPRISE §6, COMPETITIVE §7 boundary: the SPI and protocol stay Apache 2 so anyone can build a connector; the finished enterprise connectors and the console are the commercial layer). An AssetProvider enumerates and answers for assets; the ConnectorRuntime publishes leased AssetCards and serves the aspace:cap/data-query protocol through the space; the DataQueryClient gives agents pull-once semantics through canonical ...