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Visit OpenAI Login Page →
- Log in to your account or create a new one
- Choose "API" from the menu
- Click on the gear wheel (settings)
- Go to "API Keys" section
- Click "Create new secret key"
- Copy the key (you'll only see it once!)
- Go to "Billing" section
- Add a payment method and credit (e.g., $5)
- Enjoy DALL-E 3 in high quality!
Important: Never share your API key with anyone and delete it after use.