How to Send SMS with API Using MyLINK SMS API

If you want to deliver time-sensitive messages, automate notifications, or reach users globally with high reliability, then learning how to send SMS with API is essential. LINK Mobility’s MyLINK SMS API makes it fast, scalable, and easy for developers and businesses to send SMS messages via REST API.

In this guide, we explain how it works, what you can do, and why MyLINK SMS API is the trusted choice for enterprise-grade SMS delivery.

Why Send SMS with API?

APIs (Application Programming Interfaces) allow software systems to talk to each other. When it comes to messaging, an SMS API enables your system to send SMS messages directly to mobile numbers - without manual input or platform switching.

Use cases include:

• Account verification (OTP)

• Transactional alerts

• Appointment reminders

• Marketing notifications

• Two-way customer conversations

By using an API to send SMS, you can automate workflows, personalize content at scale, and monitor delivery - all from your existing systems.

What Is MyLINK SMS API?

MyLINK SMS API is LINK Mobility’s flagship REST API for sending and receiving SMS messages globally. It supports both high-volume message bursts and time-critical single messages, making it ideal for everything from marketing campaigns to real-time service alerts.

Key Features:

• Send single or batch SMS (up to 1,000 per request)

• RESTful JSON payloads

• Delivery reports (DLRs) in real time

• Mobile Originated (MO) support for two-way SMS

• Priority settings for urgent messages

• Admin portal for tracking and statistics

Whether you are a developer building transactional flows or a business scaling customer communication, MyLINK SMS API gives you the control and reliability to succeed.

How to Send SMS with API Using MyLINK

Here is what the typical process looks like when using MyLINK SMS API:

1. Get Access and Credentials

• Request a demo or sign up via LINK Mobility

• Accept your invite to theMyLINK portal

• Generate your API keys and secrets

2. Construct Your Request

Each SMS request must include:

• Recipient (in international MSISDN format, e.g.,+4712345678)

• Message content

• Priority (Normal, High, Low – affects delivery queue)

• Optional: Reference ID, Expiration, Callback

3. Send the Request

Use the/sms/v1/message endpoint with a POST request. You can send individual or batch messages using JSON payloads.

Example Payload (Batch):

4. Track Delivery

You receive a uniquerequestId and can access delivery statuses through webhook callbacks or the MyLINK portal.

Receive SMS with MyLINK API

Mobile Originated (MO) messages allow you to receive replies or initiate customer interactions.

MyLINK supports this with:

• Short codes (shared or dedicated)

• Long numbers (international support)

• Subnumbers (for structured flows, where supported)

• Keywords (exact match or pattern-based)

Webhook responses contain data on sender, keyword, and message content.

Advanced Capabilities

In addition to sending and receiving, MyLINK SMS API supports:

• Obfuscation
  Hide sensitive information in messages

• Callbacks
  Receive DLRs or replies directly to your backend

• Message expiration settings
  Define message lifespan for time-sensitive flows

Why Choose LINK Mobility for SMS API?

Choosing the right SMS provider matters when uptime, speed, and scalability are important.

With MyLINK SMS API, you get:

• Billions of messages delivered annually

• 99.99% uptime

• Compliance-ready infrastructure

• Local support in 18+ countries

• API-first architecture with full documentation

Whether you are scaling notifications, sending time-sensitive alerts, or running high-volume campaigns, MyLINK SMS API gives you the stability and support to grow with confidence. LINK Mobility combines robust technology with local expertise to make enterprise SMS simple, reliable, and ready for anything.