n8n Loops Three meanings of "loop" map to three mechanisms: 1. "Run this node for every item." Default. Most nodes loop automatically, so do nothing. 2. "Run this node once with all items, not once per item." The setting (single boolean). 3. "Process items in explicit batches with control flow between iterations." The node (formerly ). For paginated APIs, the HTTP Request node has built-in pagination. Almost always preferable to a hand-built page-counting loop. The model: items are an array Data flows between nodes as an array of items, each . 50 items = 50-entry array. Default: a node runs o…