What is WhatsApp Authentication template?
An Authentication template is a WhatsApp template used to send one-time passwords and verification codes. It has a fixed format with a copy-code button and is billed in the Authentication category.
Why WhatsApp Authentication template matters
It lets you deliver login and transaction codes reliably on WhatsApp, often cheaper than SMS, using Meta's secure code format.
Example
A user logs in and receives 123456 is your verification code with a one-tap copy button.
Related terms
- WhatsApp OTP verification
- WhatsApp conversation categories
- WhatsApp message template
- Full WhatsApp Business API glossary
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Can I send OTPs on WhatsApp?
Yes, using an approved Authentication template, which is often more reliable and cheaper than SMS.