Part A: Environment Setup

Table of contents

1. Part A: Environment Setup
   1. Prerequisites Checklist
      1. Required Setup
   2. Verify Gemini Access
      1. Quick Verification
   3. Ready to Build

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Prerequisites Checklist

Before starting this exercise, ensure you’ve completed these from the Common Prerequisites:

Required Setup

• n8n Platform - Setup guide
• Google Gemini API - Setup guide

Haven’t completed prerequisites? Follow the links above to set up each service before continuing.

Time for this setup: 2 minutes (just verify Gemini credential)

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Verify Gemini Access

This exercise only requires Google Gemini for both the generator and judge AI models.

Quick Verification

1. Open your n8n instance
2. Go to Credentials menu
3. Confirm you have a “Google PaLM API” or “Gemini API” credential
4. The credential should show as valid/connected

Credential verified? You’re ready to build!

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Ready to Build

You now have:

• ✅ n8n platform access
• ✅ Google Gemini API configured

Continue to Part B: Build the Workflow →