SMS API

Send and receive SMS or MMS with the Quantrova Messaging API, built for reliable messaging workflows, automation, and customer communication.

ABOUT

SMS messaging with confidence

Reach customers with SMS campaigns, automated alerts, and two-way messaging workflows. Add AI chatbots to automate repetitive tasks, reduce operational workload, and support faster customer conversations.

Supported number types include long code, toll-free, alphanumeric sender IDs, and short code numbers, depending on availability and messaging requirements.

FEATURES

SMS API with automated optimization and reporting

Whether it’s clear delivery reporting or automated message handling, Quantrova Messaging API is built to help teams send, monitor, and manage SMS workflows with confidence.

Message queuing

Automated message queuing helps manage sending volume based on your account settings, helping maintain reliable delivery and smoother message flow.

Automatic opt-outs

If a customer replies with an opt-out keyword, Quantrova can help manage unsubscribe handling for future sends.

Detailed debugging

Debugging tools help you review message activity, delivery status, and errors with clearer visibility.

Message concatenation

If an SMS is too long, the API can help split it into multiple message parts so you can send longer content more easily.

Use existing numbers to send SMS

Use an existing number for SMS workflows where supported. Quantrova Hosted SMS helps teams send and receive SMS or MMS while keeping familiar customer-facing numbers.

Intelligent message encoding

Support flexible message encoding for different character sets and languages. Quantrova helps optimize encoding where possible to improve message efficiency.

Benefits

#1

Developer-friendly, scalable SMS API

Developer-friendly, scalable SMS API

Quantrova gives developers flexible SMS APIs, clear delivery insights, and tools designed to help teams build reliable messaging workflows as they scale.

Reduce costs without reducing results

Use flexible pricing and message optimization tools to manage SMS costs while maintaining reliable delivery performance.

30%

Messaging cost control

HOW IT WORKS

Purchase or port SMS-capable numbers where supported. If you already have a number, Quantrova Hosted SMS can help you use it for messaging workflows.

Set up a messaging profile and complete any required registration steps through the Quantrova portal or API.

Connect to the Quantrova SMS API with your credentials, then test sending and receiving messages. Support is available to help your team resolve setup or delivery issues.

Scale messaging for notifications, marketing, customer support, sales outreach, and other business communication workflows.

RESOURCES

Start building

Build messaging workflows with clear developer resources.

Messaging API documentation

Quantrova Messaging API supports sending and receiving SMS and MMS. Explore the developer docs to learn how to set up messaging workflows, manage requests, and build with the API.

SMS appointment reminder tutorial

Learn how to build an SMS appointment reminder workflow using the Quantrova Messaging API.

Overview: Hosted SMS

Learn how Quantrova Hosted SMS helps teams send and receive SMS using an existing number where supported.

PRICING

Simple SMS API pricing

Send messages with clear, usage-based pricing designed for flexible SMS workflows. Scale your messaging with predictable rates and simple billing.

Starting at

€0.004

per message

Messaging API documentation

Quantrova Messaging API supports sending and receiving SMS and MMS. Explore the developer docs to learn how to set up messaging workflows, manage requests, and build with the API.

SMS appointment reminder tutorial

Learn how to build an SMS appointment reminder workflow using the Quantrova Messaging API.

Overview: Hosted SMS

Learn how Quantrova Hosted SMS helps teams send and receive SMS using an existing number where supported.

SOLUTIONS

Build what you need with flexible messaging

Account Notifications

Build customer notification workflows using the Quantrova SMS API for alerts, updates, and important messages.

SMS Customer service

Send and receive SMS using a dedicated number or an existing number where supported.

SMS marketing

Build SMS marketing workflows with flexible APIs for campaigns, audience engagement, and customer outreach.

Ready to get started?

FAQ

An SMS API, or SMS Gateway API, is a software interface that allows developers to send and receive SMS messages through an application or platform.

To get started, create a Quantrova account, choose an SMS-capable number where supported, set up a messaging profile, and start sending text messages through the Quantrova Messaging API.

An SMS API connects your application with messaging infrastructure so commands, delivery updates, and responses can move between your system and the messaging platform. This allows your application to send and receive SMS messages through API-based workflows.

Quantrova offers clear, usage-based SMS pricing. Costs may vary depending on destination, number type, message type, and usage volume. Visit the pricing page for current rates and available options.

Yes. Quantrova supports developer-friendly tools and API resources to help teams integrate messaging workflows more easily.

Yes. Quantrova supports messaging workflows for larger sending needs. Message delivery should follow applicable messaging rules, consent requirements, and acceptable use guidelines.

Resources, Docs, Support

SMS API Hub

Send a Message on the Quantrova Platform

Learn how to send SMS messages through the Quantrova platform using simple API workflows.

Receive SMS and MMS | Quantrova

Learn how to receive inbound SMS and MMS messages and manage incoming messaging workflows.

Messaging APIs | Quantrova

With Quantrova Messaging APIs, you can send and receive SMS or MMS messages from your applications, manage messaging workflows, and support required registration processes where applicable.

Learn about the powerful features of the Quantrova SMS API

Learn what an SMS API is, how it connects applications with messaging workflows, and how businesses use it for alerts, customer updates, and automation.