Documentation

Build with
DeSms API

Everything you need to integrate virtual number purchasing and SMS verification into your applications.

API Reference Read Guides

Quick Start

Get your first virtual number in under 5 minutes. API key setup, first request, and webhook configuration.

Authentication

Learn how to authenticate your API requests using API keys. Secure your integration with best practices.

Buy Numbers

Purchase virtual phone numbers programmatically. Browse inventory, place orders, and manage your numbers.

Webhooks

Receive real-time SMS notifications via webhooks. Never miss a verification code with instant callbacks.

SDKs

Official SDKs for Python, JavaScript, Go, PHP, Java, Ruby, and more. Battle-tested and well-documented.

Security

Best practices for securing your API keys, handling sensitive data, and maintaining compliance.

Quick Start

Get started in three simple steps:

1
Sign up and get your API key from the dashboard
2
Choose a country and service to find available numbers
3
Purchase a number and start receiving SMS via webhook
$curl -X POST https://api.desms.com/v1/numbers/buy
$ -H "Authorization: Bearer sk_live_..."
$ -d {"country":"us","service":"whatsapp"}
{
"number": "+12025551234",
"status": "active",
"country": "US"
}