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: +91-9403892922
A2P Messaging — Enterprise SMS, OTP & Notification Platform | Cubicles Coders
Cubicles Messaging Cloud · A2P

Every business message,
delivered with intent.

Send OTPs, transactional alerts and high-volume promotional SMS at enterprise scale. One API, 200+ countries, 99.9% uptime — and the analytics to prove every message landed.

Sub-second OTP delivery DLT & TRAI compliant 800+ direct telco routes 24×7 SLA support
10B+Messages sent yearly
500+Enterprise clients
99.9%Platform uptime
Powering messaging for India's most ambitious brands
HDFC BankSwiggyApollo DP MartNoiseYatra SnapdealCashifyLime Road HDFC BankSwiggyApollo DP MartNoiseYatra SnapdealCashifyLime Road
What is A2P Messaging

The fastest way for your application to talk to your customer.

Application-to-Person messaging is how modern businesses send the messages that matter — the OTP that unlocks a login, the alert that confirms a payment, the reminder that brings a customer back. Cubicles Coders gives you a single, reliable channel to deliver every one of them, anywhere on earth, in under a second.

01
Customer notifications that don't get lostOrder updates, shipping alerts, appointment reminders — straight to the inbox they actually check.
02
OTP & verification at scaleSub-second authentication codes with intelligent fallback routing across telco partners.
03
Automated alerts & remindersTrigger transactional flows from any backend system using a single REST or SMPP endpoint.
04
Engagement that drives revenuePromotional campaigns with 98% open rates — the highest of any digital channel.
98%
Average open rate within 3 minutes of delivery
Delivery Health
97%

Delivered on first trySmart retries handle the rest within 30s.

Latency · India route● live
Features

Everything you need to run business messaging at scale.

From a single OTP to a billion-message campaign — built on infrastructure tested by India's largest banks, marketplaces and hospital networks.

Bulk Messaging

Launch million-message campaigns in minutes. Smart batching, throttle controls and audience segmentation built in — no engineering required.

740K / 1M sent

OTP Verification

Sub-second one-time passwords with auto-fallback across SMS, voice and WhatsApp. Compliant with RBI, TRAI and global standards.

/v1/verify · POST · 0.9s p95

API & SMPP

REST, webhooks and SMPP 3.4. SDKs for Node, Python, PHP, Java. Live in 15 minutes.

Automation Flows

Drag-and-drop logic for triggers, delays and branches — turn any event into a message.

Analytics Dashboard

Cohort delivery, latency by carrier, opt-out trends — all in real time, exportable to your BI.

99.4% Delivery Rate

Direct telco interconnects and intelligent route optimisation ensure the highest first-attempt delivery in the industry — verified across 200+ operators.

Benchmarked across 6.8B messages, Q1 2026

Real-Time Reports

Per-message status webhooks the moment a carrier responds. No waiting for end-of-day exports.

webhooks · pubsub · streaming exports

Bank-Grade Security

End-to-end TLS, ISO 27001, SOC 2 Type II, regional data residency — built for banks, healthcare and regulated industries.

Reach customers in 200+ countries.

800+ direct operator connections, local number provisioning, and sender ID management — handled by one team, billed on one invoice.

200+
Countries
800+
Operators
12
Data centers
Why it matters

The business case for messaging that actually arrives.

Email gets buried. Push notifications get muted. SMS gets opened — 98% of the time, within 3 minutes. Here's what that means for your business.

01 / INSTANT

Communication in seconds

Reach any number with a connected SIM the moment your system decides to. No app install. No internet required.

02 / RELIABLE

Higher delivery success

Direct binds to Tier-1 carriers and intelligent retries push first-attempt delivery to 99%+ — verified, not estimated.

03 / ENGAGING

Customers actually respond

SMS converts 6× higher than email. Conversational flows turn one-way notifications into two-way revenue.

04 / SCALABLE

From 100 to 100 million

Same API. Same dashboard. Same SLA. Scale a launch day campaign without warning your provider in advance.

05 / SECURE

Compliant by default

DLT registration, sender-ID approvals, GDPR / RBI / HIPAA tooling — handled, not just documented.

06 / FAST

Notifications under one second

P95 delivery time for OTP traffic on India routes is 0.9s. Your users won't have time to switch tabs.

Industries

Built for the businesses that can't afford a missed message.

From a Mumbai bank verifying a transfer to a Bangalore D2C brand confirming an order — six industries already messaging on Cubicles.

eCommerce

Order confirmations, shipping updates, abandoned-cart nudges and COD verification — recover ~12% more revenue.

D2C · Marketplaces · Q-commerce

Banking & Fintech

Transaction alerts, OTP authentication, KYC reminders — meeting RBI's 2-factor mandate without breaking flow.

RBI compliant · DLT registered

Healthcare

Appointment confirmations, prescription refill reminders and lab-report-ready alerts — patient adherence, automated.

HIPAA-aligned · Audit logs

Education

Fee reminders, exam-result alerts, attendance updates to parents — built for ed-tech, schools and universities.

Bulk · Multi-language · Vernacular

Logistics & Delivery

Pickup, in-transit, out-for-delivery and OTP-at-doorstep — the 5 touchpoints that decide your NPS.

29K+ pincodes · COD enabled

Customer Support

Ticket acknowledgements, SLA breach alerts, CSAT surveys — turn one-direction SMS into two-way conversations.

2-way · CRM-ready · Webhooks
The Platform

One dashboard. Every message. Every metric.

Manage campaigns, debug deliveries, watch your traffic move in real time — without leaving a single tab.

+ New Campaign

Live deliveries

last 60 seconds · auto-refresh
+91 98•••••42OTP 428193 for HDFC login…0.7s
+91 87•••••18Order #82746 dispatched, track →0.9s
+91 99•••••07Appointment confirmed for tomorrow…1.1s
+44 77•••••23Verification code 731092…queued
+91 90•••••55Fee due reminder — Class 9-B…0.8s
+91 81•••••99Cashback ₹250 credited to wallet…0.6s

Delivery breakdown

past 24 hours · 1.28M total
OTP 74%
Transactional 20%
Promotional 4%
Failed 2%

Active automations

3 flows running
1
Trigger: New signupwebhook → /signup
2
Send: Welcome OTPtemplate — sub-1s
3
Wait: 24h then nudgeif not verified
4
Report: Conversion→ analytics
Why Cubicles Coders

The partner you can put your delivery numbers next to.

We don't resell someone else's gateway. We operate direct telco binds, our own SMSC infrastructure, and a 24×7 NOC out of Noida — so when an issue happens at 3 AM, an engineer (not a ticket queue) picks up.

EST. 2014 · NOIDA · LONDON

01

Trusted messaging

500+ enterprise clients across BFSI, healthcare, retail and ed-tech. 10 years operating SMS infrastructure for India and beyond.

02

High-speed delivery

0.9s p95 latency for OTP traffic, 99.9% platform uptime, and intelligent route fallback the moment a carrier degrades.

03

Expert support

A real engineer reachable on WhatsApp within 5 minutes — not a chatbot loop. SLA-backed response times for enterprise plans.

04

Scalable infrastructure

Auto-scaling SMPP clusters across 12 data centers. We've absorbed Diwali-day traffic for marketplaces without blinking.

05

Secure by design

ISO 27001, SOC 2 Type II, regional data residency, end-to-end TLS — the same controls your bank's IT auditor will ask for.

06

Modern automation

Visual flow builder, REST + SMPP, native CRM connectors and webhooks — give engineering its API, give marketing its dashboard.

Customer love

Don't take our word for it.

Hand-picked from 500+ Indian businesses already running their A2P messaging on Cubicles Coders.

"
★ ★ ★ ★ ★
We migrated 4 million monthly OTPs to Cubicles and our auth-failure tickets dropped 70% inside two weeks. Their engineering team replies on WhatsApp at midnight — no other vendor we've used does that.
PR
Pradeep R. CEO · premiumonlinehub.com
★ ★ ★ ★ ★

The dashboard is the cleanest one we've seen in this category. Our marketing team set up the first campaign without a single ticket to engineering.

IT
ItikaDirector · dearpapa.in
★ ★ ★ ★ ★

From WhatsApp to SMS to RCS — they handle it all on one invoice. The single-PO model is what convinced our finance team.

VR
Vaishali RanaHR · dpmart.in
★ ★ ★ ★ ★

Delivery rates we'd been promised by three previous vendors finally became real numbers. Worth the migration ten times over.

SM
Selva M.Founder · amghub.in
What exactly is A2P messaging, and how is it different from regular SMS?+
A2P (Application-to-Person) messaging is when an application — your CRM, banking core, or e-commerce platform — sends an SMS to an end customer. Unlike person-to-person SMS, A2P uses enterprise-grade routing, DLT registration, sender IDs and direct telco binds to guarantee delivery, compliance and speed at scale.
How fast can we go live?+
Most customers send their first test message within 15 minutes of signing up. Full DLT registration, sender-ID approval and production go-live typically takes 3–5 working days — we handle the regulatory paperwork end to end.
Do you support OTP messaging for banks and fintech?+
Yes — RBI-compliant 2FA OTP delivery is one of our most-used products. Sub-second p95 latency, dedicated OTP routes, automatic SMS → Voice → WhatsApp fallback, and full audit trails for compliance reporting.
Which countries do you cover?+
200+ countries via 800+ direct operator interconnects. India is our home market with direct telco binds to Jio, Airtel, Vi and BSNL. International coverage includes UK, US, UAE, Singapore, Australia and most of Europe and Southeast Asia.
How do you ensure DLT and TRAI compliance?+
We handle the entire DLT lifecycle: Principal Entity registration, Header (sender ID) registration, content template approvals and consent capture. Our platform refuses to send any message that doesn't match an approved template — protecting you from regulatory fines.
What about pricing? Is there a free tier?+
Pay-per-message with volume tiers — no monthly minimums for SMB plans. Enterprise pricing includes dedicated routes, SLA, and committed-use discounts. New accounts get ₹500 in free messages to test the platform end-to-end before committing.
Can you integrate with our existing CRM and backend?+
REST API, SMPP 3.4, webhooks and SDKs for Node, Python, Java, PHP, Ruby and Go. Native connectors for Salesforce, HubSpot, Zoho, Shopify, WooCommerce and most major CRMs. If you can fire an HTTP request, you can send an SMS.
What kind of support do enterprise customers get?+
A dedicated account manager, a named solutions engineer, 24×7 NOC support with SLA-backed response times, quarterly business reviews, and a private WhatsApp channel to our on-call engineering team. We're not a faceless gateway.

Connect with us for your specific business needs.

Get in Touch
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