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SMS API

Send SMS with
one simple API

Transactional SMS with the same developer experience as email. Start sending in minutes.

No credit card · 200+ countries · Setup in 2 minutes

Developer experience

Send SMS with your favorite stack

Same SDKs you already use for email, now with SMS support.

Node.jsPythonGoPHPRubycURL
View SMS quickstart
send-sms.ts
import { NexiomConnect } from '@nexiom/connect';

const nexiom = new NexiomConnect('nc_live_xxxxxxxxx');

await nexiom.sms.send({
  from: '+18005551234',
  to: '+14155552345',
  body: 'Your verification code is 123456',
});

Reliability

Deliver SMS in seconds

Carrier-grade delivery with tracking, retries, and clear status updates.

Live SMS delivery99.5% delivered

OTP code sent

+1 (415) 555-2345

1.2sDelivered

Order confirmation

+1 (212) 555-8901

0.8sDelivered

Appointment reminder

+44 7911 123456

1.5sSent

Shipping update

+1 (650) 555-7890

0.9sDelivered

Features

Everything you need for reliable SMS

Fast delivery, full visibility, and control without extra tools.

Fast delivery

Messages delivered in seconds with carrier-grade infrastructure.

Global reach

Send SMS to 200+ countries with local phone numbers.

Real-time analytics

Track delivery status, segments, and costs as they happen.

Carrier compliance

Built-in compliance with carrier regulations and best practices.

SMS templates

Create reusable templates for common message types.

Phone numbers

Rent toll-free and long code numbers when you need them.

Use cases

Built for time-sensitive messages

OTP, alerts, reminders, and updates from one API.

OTP & 2FA codes

One-time passwords for secure authentication and verification.

Order notifications

Keep customers updated on order status and shipping details.

Appointment reminders

Reduce no-shows with timely SMS reminders.

Alert notifications

Notify users of important events or issues in real time.

Phone verification

Verify phone numbers during signup or account changes.

Delivery updates

Send real-time delivery tracking and status updates.

99.5%

Delivery rate

<2s

Avg. delivery time

200+

Countries covered

1 API

Email + SMS

Start sending SMS today

Use the same API surface for email and SMS. Free trial included.

Free trial included · No credit card required · Cancel anytime