Sendexa LogoDocs

Introduction

Sendexa gives you SMS and OTP APIs for transactional messaging, verification, and reporting workflows.

What You Can Build

Transactional SMS

Delivery notifications, alerts, reminders, and customer communication flows.

OTP Verification

Login protection, payment confirmation, onboarding checks, and account recovery.

Usage Tracking

Balance monitoring, message status tracking, webhook reports, and retry handling.

Quick Start

Follow these steps to get from setup to your first request.

Step 1
Authenticate

Learn how to authorize requests with your API credentials.

Step 2
Generate API Keys

Create and manage the credentials used across all Sendexa endpoints.

Step 3
Fund Your Balance

Top up credits before sending SMS or running OTP workflows.

Explore The Platform

Jump into the API area that matches the workflow you are integrating.

SMS API
Messaging

Send transactional messages, run bulk campaigns, track status, and retry failures.

OTP API
Verification

Issue and verify one-time passwords with expiry rules, retry limits, and resend flows.

Webhook Docs
Events

Understand delivery notifications, usage reporting, and downstream event handling.

Recommended Reading Order

Start with Authentication, then review Manage API Keys, and finally move into either SMS API or OTP API depending on your use case.

If your integration depends on account credits, check billing balance and top-up credits before going live.