n8n Made Crystal Clear · chapter 3: Your First Workflow, Properly
The first workflow annotated
2026-09-10
Each node is labelled with its role in the items pipeline from chapter 2.
Below: the paragraph from the book that builds this idea, then the diagram itself (Figure 3.1), and a recap. About a minute of reading.
Five nodes, left to right. Before you build it, read it as an items pipeline: the Schedule Trigger emits one item (the fact that it is 9am on Monday), the NASA node turns that one item into as many items as there were solar flares in the last seven days, the If node splits that array into two outputs, and each PostBin node sends one request per item that reaches it. The figure below labels each node with that role.

Recap
- The idea: Each node is labelled with its role in the items pipeline from chapter 2.
- The picture: Figure 3.1, from chapter 3 ("Your First Workflow, Properly") of n8n Made Crystal Clear.
- Go deeper: the chapter builds this step by step, with recipes and sources at the end.
This diagram is one of many in n8n Made Crystal Clear.
Every chapter opens with the gist, draws the hard ideas, and ends with recipes and sources.
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