API

OTP API

Verify users in seconds, securely

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What it does

Add trusted one-time-password verification to any flow. Confirm a subscriber's number before subscription or sign-up with generation, delivery and validation handled for you.

  • Generate & deliver OTP codes
  • OTP valid for 5 minutes
  • Validate codes via API
  • Pass client, device & OS metadata
Generate, send, verifyValid for 5 minutesActivates the subscription
POST/otp/request

Request OTP

https://api.applink.com.bd/otp/request

curl -X POST https://api.applink.com.bd/otp/request \
  -H "Content-Type: application/json;charset=utf-8" \
  -d '{
    "applicationId": "APP_000375",
    "password": "a07118cda5215fc6d01db5b2ab848edd",
    "subscriberId": "tel:8801416177301",
    "applicationHash": "abcdefgh",
    "applicationMetaData": {
      "client": "MOBILEAPP",
      "device": "Samsung S10",
      "os": "android 8",
      "appCode": "https://play.google.com/store/apps/details?id=lk"
    }
  }'
Endpoints

Everything this API exposes

Plain HTTP, JSON in and JSON out. Endpoints marked as hosted by you are the ones AppLink calls back on your server.

POST/otp/request

Request OTP

This service is used by the developer to request an OTP for a subscriber's MSISDN. Upon the request, an OTP will be generated and sent to the subscriber's MSISDN. This OTP must be entered by the subscriber into the mobile/web application to activate a subscription.

Fields & examples
POST/otp/verify

Verify OTP

This service is used by the developer to verify an OTP entered by a subscriber into the application. Upon a successful verification the subscription process of AppLink will be activated. Note: The OTP dispatched to the subscriber by triggering this API is only valid for 5 minutes

Fields & examples
What subscribers pay
Free to sign up and registerSee all pricing

Sign-up and registration are free. Banglalink charges the subscriber and you receive a revenue share. Applicable taxes to be added.

Looking for ideas? Browse the idea library to see what other builders have made with this API and the rest of the platform.

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