For the complete documentation index, see llms.txt. This page is also available as Markdown.
Root nodes
Root nodes are the foundational nodes within a group of cluster nodes.
Cluster nodes are node groups that work together to provide functionality in an n8n workflow. Instead of using a single node, you use a root node and one or more sub-nodes that extend the functionality of the node.
Screenshot of a workflow with a root node and two sub-nodes
