Production AI Playbook: Deterministic Steps & AI Steps (1 of 5)
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 7 nodes and runs when an HTTP POST request hits its webhook URL. It uses only n8n's built-in nodes.
How it runs
Trigger: When an HTTP POST request hits its webhook URL.
- Normalize Input Data (Code): runs custom JavaScript code
- Validate Required Fields (If): checks a condition and branches into true / false
- Valid Lead - Ready for AI (Code): runs custom JavaScript code
- Invalid Lead - Error Handler (Code): runs custom JavaScript code
- Respond - Success (Respond to Webhook): sends the response back to the webhook caller
- Respond - Validation Error (Respond to Webhook): sends the response back to the webhook caller
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 (4)
- Respond to Webhook
n8n-nodes-base.respondToWebhook - Code
n8n-nodes-base.code - If
n8n-nodes-base.if - Webhook
n8n-nodes-base.webhook
From the author
Clean and validate incoming data before it ever reaches an AI step. This template takes raw webhook data, normalizes inconsistent field names and formats, and routes invalid inputs to error handling. What you'll do - Send raw data via a webhook with messy…