Lineage-aware AI with the Fabric item relations API (Preview)

With two new REST operations, you can retrieve the upstream and downstream relations of any Fabric item directly from your own code — the dependency graph behind the portal's lineage view, now available as a supported, programmable surface. Each response includes related items, the typed relation edges that connect them, and the workspaces those items belong to. Lineage has always answered two human questions: “where does this data come from?” and “what breaks if I change it?” This API lets your tools — and your AI agents — ask those same questions programmatically. What’s new Until now, item