CRO agent chain with feedback loop

Building Marketing Workflows with n8n

Yaron Been

Marketing Automation Architect

Parallel vs. sequential architectures

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  • 👈 Previous workflow: Some agents ran in parallel
  • 👉 New workflow: Thinks, evaluates, and improves itself
  • 🧠 New concepts:
    • Sequential chaining
    • Loop back and try again with feedback
Building Marketing Workflows with n8n

The conversion rate optimization scenario

recraft: half: Person analyzing webpage metrics and conversion funnel on screen

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  • Goal: Improving landing page conversion rate
  • Need CRO specialist analysis to suggest improvements
  • Solution: AI that critiques and improves itself
Building Marketing Workflows with n8n

The 3-agent chain

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  • Idea Generator: Generates 10 optimization ideas
  • Parameter Setter: Defines 5 evaluation criteria
  • The Judge: Scores ideas + provides critique

Agent Chain

Building Marketing Workflows with n8n

The feedback loop

Feedback Loop

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  • Score above 7? → Accept output
  • Score below 7? → Retry with critique
  • Max 3 retries → improving each time
Building Marketing Workflows with n8n

Patterns you'll learn

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  • 🔗 Build sequential agent chains
  • 🔁 Implement feedback loops
  • ✅ Use quality thresholds to validate output
Building Marketing Workflows with n8n
Building Marketing Workflows with n8n

Let's practice!

Building Marketing Workflows with n8n

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