Mastering WhatsApp Authentication Templates (OTPs)
By 5MinutesAPI Support•
The Strictest Category
Meta offers the cheapest rates globally for Authentication templates, but they enforce extremely strict formatting rules. You cannot include URLs, emojis, or marketing text in an OTP message.The Standard Format
Your template must look exactly like this:
{{1}} is your verification code.
Security advice: Never share this code with anyone.
Copy Code Buttons
Meta now supports native "Copy Code" buttons. When registering the template via the 5MinutesAPI dashboard, select the OTP button type. When the user receives the message, they simply tap the button to copy the 6-digit code to their clipboard, creating a flawless, frictionless login experience.