Set credentials dynamically using expressions
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This workflow has 3 nodes and runs when someone submits an n8n form (“Test dynamic credentials”). Along the way it connects NASA.
How it runs
Trigger: When someone submits an n8n form (“Test dynamic credentials”).
- NASA: uses NASA
- Respond to Webhook: sends the response back to the webhook caller
Services it uses
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
Nodes used (3)
- n8n Form Trigger
n8n-nodes-base.formTrigger - NASA
n8n-nodes-base.nasa - Respond to Webhook
n8n-nodes-base.respondToWebhook
From the author
How it works This workflow shows how to set credentials dynamically using expressions. It accepts an API key via a form, then uses it in the NASA node to authenticate a request. Setup steps First, set up your NASA credential: 1. Create a new NASA credential.…