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Google Gemini: How To Create API Keys & Save N8N Credentials

September 23, 2025 ·

In this tutorial, you will learn how to create Google Gemini API Keys and Save Credentials to use in N8N AI Automation Workflows.

Description

**In this tutorial, you will learn how to create Google Gemini API Keys and Save Credentials to use in N8N AI Automation Workflows.

In this tutorial, you’ll learn:

  • How to access Google Gemini
  • How to generate a Gemini API Key
  • How to Set Up Billing
  • How To Delete Gemini API Keys
  • How To Save API Keys in 1Password
  • How To Save Gemini API Key as Credentials in n8n

API: Application Programming Interface
Set of rules and instructions that lets different computer programs talk to each other and share information or do tasks, without needing to know all the secret details of how the other program works inside.

API Keys:
Tell the API you have permission to make requests of it.

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**Google AI For Developers:
**https://ai.google.dev/gemini-api/docs

**Google API Pricing:
**https://ai.google.dev/gemini-api/docs/pricing

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✅** Chapters:**
00:00 Intro: About The Tutorial
00:22 Sign Into Google AI Studio
00:52 Google AI For Developers
01:09 Create API Key
01:27 Store API Keys Securely
02:31 Set Up Billing
02:48 Set Budget + Alerts
03:03 How To Delete API Keys
03:24 Sign Into Hostinger VPS
04:14 Save Credential in n8n
05:03 Test Gemini API Key


🪜 How to Generate Google Gemini API Keys:

  1. Open a web browser and visit aistudio.google.com
  2. Sign-in using Google account
  3. Click ‘Dashboard’ in the left sidebar
  4. Click on ‘API Keys’
  5. Click on ‘Create API Key’ in the top right
  6. Copy API Key
  7. Save in 1Password or similar
  8. Click ‘Set Up Billing’
  9. Follow prompts to set up billing
  10. Copy API Key to clipboard
  11. Visit Hostinger.com and sign into VPS
  12. Click ‘Manage’ & ‘Manage App’
  13. Sign in to n8n
  14. Click Plus (+) icon
  15. Click ‘Credentials’
  16. Paste Google Gemini API Key
  17. Click ‘Save’
  18. X out to close Dialogue Box
  19. Click Plus(+) to add new node
  20. Search for Gemini
  21. Add Gemini Chat Node
  22. Click dropdown to select Gemini API Key

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