Programmable messaging API

Blend SMS API into your app and reach customers in over 150 countries

Integrate our SMS API and implement SMS Notifications, OTP, Reminders, 2FA (2 Factor Authentication) into your workflows. Fully Secure SSL SMS API for any environment or development language.

Easily and quickly integrate our API with your CRM and business tools

Advanced Messaging API

Step 01


Send multiple SMS via custom campaigns, using the local area codes of your potential buyers or customers.

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Step 01

Step 02

Delivery and Summary reports API

Monitor and troubleshoot message delivery and engagement with real-time reporting and alerts.

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Step 02

Step 03

Sender ID API:

Scale globally with local presence. Choose from over 40,000 area codes that include mobile, local, national, and toll-free numbers.

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Step 03

Step 04


Configure inbound SMS to create a secure conversation with your customers. Program your short URL opt-ins and opt-outs for local regulations and languages. Schedule a call back with Matrix Dialer upon reception of the SMS.

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Step 04

Squaretalk Messaging platform with Jason API or XML API

Messaging API Features

Surveys & Feedback Requests

In 3 clicks, run Surveys or SMS Polls and receive feedback from your contact lists with 2-way SMS.

Two-factor verification & One-time passwords

Powerful SMS API gateway to enable Two Factor Authentication and OTP SMS passwords.

Meeting Reminders

Schedule SMS and send personalized meeting reminders to your customers to avoid no-shows.

SMS Notification

Send SMS to your customers when they purchase, make an order, book an appointment or on important financial updates.

Privacy & Regulatory Compliance

Stay compliant to different privacy laws and regulations like US SMS compliance and GDPR with our built-in features. Honor Opt-Outs, allow Opt-in Mechanisms and enable calls to action.

HLR Number Validation

Ensure the validity of mobile numbers in your database and reduce your messaging SMS costs by keeping a high-quality mobile database clean and up-to-date.

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Experience a live demo customized around your unique business goals, workflows, pain points and challenges, and find out why Squaretalk is the perfect call center solution for organizations like yours.