Objective: Call a public API and see how n8n receives and displays JSON data from an external server.

• Nodes Used: When clicking "Execute Workflow" → Get Cat Fact
• Concept: Simple GET request to a public API endpoint and inspecting the JSON response.
• Exercise Steps:
  • [ ] Create a new workflow named Lab 4 - Public Fetcher.
  • [ ] Add a Manual Trigger node and rename it to When clicking "Execute Workflow".
  • [ ] Add an HTTP Request node called Get Cat Fact after the trigger.
  • [ ] In Get Cat Fact set:
    • URL: https://catfact.ninja/fact
    • Method: GET
  • [ ] Leave Authentication and Options as default.
  • [ ] Execute the workflow from When clicking "Execute Workflow".
  • [ ] Open the Get Cat Fact node output and view the Body in both Table and JSON view.
  • [ ] Confirm there is a fact field containing a sentence about cats.

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