Reliable SMS gateway solutions for OTP verification, transactional alerts, and promotional campaigns across India and global markets. Backed by 17+ years of messaging expertise.
17+ Years
Industry Messaging Expertise
500+ Clients
Enterprises, Banks & Brands
DLT Assistance
Entity & Template Support
24/7 Desk
Bangalore Support Team
Choose the dedicated messaging route tailored for your communication workflows.
Prioritized routing for user logins, multi-factor authentication (2FA), password resets, and transaction verification with minimal latency.
Deliver eligible transactional and service-related notifications around the clock, subject to applicable DLT requirements and telecom policies.
Reach opted-in customer segments with marketing offers, festive discounts, brand updates, and regional Unicode broadcasts (10 AM to 9 PM window).
Proven messaging infrastructure supported by dedicated industry veterans in Bangalore.
Messaging expertise backed by years of experience supporting enterprise-grade customer communication and data delivery requirements.
Trusted by leading hospitals, financial institutions, educational boards, e-commerce brands, and public organizations across India.
API-based infrastructure engineered for automated OTP alerts, transactional updates, real-time callbacks, and high-volume dispatch.
Comprehensive step-by-step assistance with Principal Entity registration, Sender ID/Header setup, and message template approvals.
Reach end-users seamlessly across all Indian telecom circles as well as supported international countries for verification and outreach.
Direct technical, template, and operational support from our Indiranagar Bangalore office via WhatsApp, email, and live phone assistance.
Connect your website, mobile application, CRM, ERP, billing platform, or backend database with the SAM TECHNOLOGIES messaging gateway in minutes.
RESTful HTTP/HTTPS API
Quick GET / POST requests
Real-Time Delivery Reports
DLR webhooks and callbacks
Unicode & Multilingual
Hindi, Kannada, Tamil & more
Multi-Format Integration
JSON, XML, and PHP/Python SDKs
// Sample SMS Dispatch Request
curl -X POST "https://api.samtechnologies.org/v2/sms/send" \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"sender_id": "SAMTEC",
"dlt_template_id": "1207161829384920",
"recipients": ["919876543210"],
"message": "Your verification code is 492018. Valid for 10 mins.",
"route": "otp"
}'{"status":"success","message_id":"msg_894103","credits_used":1}
Tailored messaging setups designed for the compliance and speed requirements of diverse sectors.
Transaction alerts, OTP login & balance notifications.
Appointment confirmations, lab reports & prescription links.
Attendance alerts, exam timetables & fee reminders.
Order tracking, dispatch status & discount broadcasts.
Driver assignment, transit status & delivery OTPs.
Site visit confirmations, new project alerts & inquiries.
Ticket bookings, itinerary updates & check-in passes.
Service due reminders, vehicle status & warranty alerts.
Need guidance navigating DLT portals? SAM TECHNOLOGIES provides practical advisory and technical assistance for Principal Entity (PE) registration, Header / Sender ID allocation, and Content Template whitelisting to ensure your communication aligns with regulatory guidelines.
Test your SMS message length, automatically detect GSM-7 vs. Unicode (regional) characters, and calculate exact credit parts instantly.
Characters
0
SMS Credits (Parts)
0
Encoding Type
GSM-7 (Standard)
Remaining in Part
160
Everything you need to know about our Bulk SMS gateways, APIs, and messaging services.