OTP SMS API for Developers

Fast OTP delivery.
Simple API.

Build secure phone verification into your applications with oneotp.shop. Clean API integration, reliable delivery, developer-friendly documentation and a professional dashboard.

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Trusted by developers building modern apps

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Fast DeliveryBuilt for quick verification

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Secure OTPProtected verification flow

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Verify your number

Enter the verification code sent to your mobile number.

YOUR OTP CODE

123456

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Code generated securely for verification

APIDeveloper ready

24/7Service access

Everything you need for OTP verification

Designed with a clean mobile-first experience, just like the polished reference style you shared.

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Fast Delivery

Optimized verification workflow for reliable OTP delivery.

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Easy Integration

Simple REST-style requests that are easy for developers to integrate.

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Secure

Keep your API credentials protected and follow secure verification practices.

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Developer Ready

Clear documentation, dashboard controls and API-focused tooling.

One API. Simple integration.

Connect your application to your OTP provider through a clean API layer. Keep credentials server-side and never expose secret API keys in browser JavaScript.

// Example server-side request
POST /api/v1/otp/send

{
  "phone": "+91XXXXXXXXXX",
  "template": "login"
}

// Response
{
  "success": true,
  "message": "OTP request accepted"
}

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Create your developer account and start exploring the API.

Fast OTP delivery.Simple API.