WhatsApp OTP

Send verification codes on WhatsApp.

Your customers already have WhatsApp open. Warid makes the code, sends it with your authentication template and its Copy code button, and checks it when they type it back. Two API calls, and nothing to store on your side.

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What you get

Sign-in codes without the extra work

  • Two API calls

    POST /api/v1/otp sends the code and POST /api/v1/otp/verify checks it. That's the whole integration.

  • A Copy code button

    Codes go out with your approved authentication template, so customers copy them with one tap.

  • Your rules

    Choose 4 to 8 digits and how long the code works, up to 30 minutes. The default is 6 digits for 10 minutes.

  • Safe by default

    Only a keyed hash of each code is stored. A new code cancels the previous one, and wrong tries stop at five.

  • Limits against abuse

    A phone number can get a new code every 30 seconds, and no more than five codes an hour.

  • From the number they know

    Codes come from the same WhatsApp number you already use with your customers.

How it works

Up and running in three steps

  1. 1

    Get a template approved

    Create an authentication template in Warid and send it to Meta for review.

  2. 2

    Create an API key

    Make a key in the dashboard, or use the app you've connected to Warid.

  3. 3

    Send and verify

    Call /otp when the customer signs in and /otp/verify when they type the code.

Questions

Asked often

  • Ten minutes by default. You can set anything from 1 to 30 minutes when you send it.

  • After five wrong attempts the code stops working, and the customer needs a new one.

  • Yes, after 30 seconds. The new code replaces the old one, so only the latest code works.

  • A little. OTP runs from your own app or website through the Warid API. The docs have examples you can copy, or paste into your AI coding assistant.

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