NEW ยท v3 Global A2P SMS & WhatsApp Business API: Get test credits when you sign up today
โšก Enterprise A2P SMS Gateway API

Global High-Speed
A2P SMS Service

Deliver transactional alerts, order updates, and bulk marketing campaigns directly to customer handsets across 190+ countries with direct Tier-1 operator binds and 99.99% uptime.

10,000

SMS / sec bind capacity

<1.2s

Median delivery latency

190+

Global destination networks

โšก Live API to Handset Delivery Pipeline
โšก
REST API
v3 Endpoint
๐Ÿ”—
SMPP 3.4
Direct Bind
๐Ÿ“ก
Operator
Tier-1 Route
๐Ÿ“ฑ
Handset
โœ“ DLR Confirmed
Live Throughput Capacity10,000 SMS/sec
โšก Direct Operator SMPP 3.4 Active ยท Sub-second Latency
UKBD โ†’ +447911XXXXXXLive
"Your order #UKBD-9821 is dispatched and on its way."
โœ“ Delivered in 0.9s ยท Handset DLR verified

Built for high-volume enterprise messaging

Scale from thousands to millions of transactional messages daily with zero bottlenecking.

โšก

High-Throughput SMPP 3.4

Connect directly via REST API or dedicated SMPP 3.4 binds for high-capacity broadcast pipelines up to 10,000 SMS/sec.

๐Ÿ“ก

Adaptive Route Switching

Intelligent routing automatically reroutes traffic around carrier congestion to guarantee instant delivery SLAs.

๐Ÿ“Š

Real-Time Handset DLR

Track delivery receipts down to the exact millisecond handset confirmation with instant HTTP webhook callbacks.

๐Ÿ›ก๏ธ

Sender ID & Compliance

Pre-register custom Alphanumeric Sender IDs worldwide with full local regulatory and carrier compliance built in.

๐ŸŒ

190+ Global Destinations

Direct Tier-1 operator binds across 800+ mobile networks in Europe, Asia-Pacific, Middle East, and Americas.

๐Ÿ”ค

Unicode & Concatenation

Full support for non-Latin character sets (Bengali, Arabic, Chinese) and long multi-part SMS concatenation.

Integrate A2P SMS API in 5 minutes

Use our lightweight REST API with native SDK support across popular programming languages.

# Send an A2P SMS notification via cURL
curl -X POST https://api.ukbdmessaging.com/v3/sms/send \
  -H "Authorization: Bearer $UKBD_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "to": "+447958165346",
    "sender_id": "UKBD",
    "message": "Your order #UKBD-9821 has been dispatched!"
  }'
$ukbd = new \Ukbd\Client(getenv('UKBD_TOKEN'));
$ukbd->sms->send([
  'to'        => '+447958165346',
  'sender_id' => 'UKBD',
  'message'   => 'Your order #UKBD-9821 has been dispatched!',
]);
import { Ukbd } from "@ukbd/sdk";
const ukbd = new Ukbd(process.env.UKBD_TOKEN);
await ukbd.sms.send({
  to: "+447958165346",
  senderId: "UKBD",
  message: "Your order #UKBD-9821 has been dispatched!"
});
from ukbd import Ukbd
ukbd = Ukbd(token=os.environ["UKBD_TOKEN"])
ukbd.sms.send(
  to="+447958165346",
  sender_id="UKBD",
  message="Your order #UKBD-9821 has been dispatched!"
)

Everything you need to know about A2P SMS

What is the delivery latency for transactional SMS?
Our median delivery latency is under 1.2 seconds globally on direct Tier-1 operator binds. Delivery receipts (DLR) are returned to your webhook endpoint in real time.
Can I pre-register custom Alphanumeric Sender IDs?
Yes! You can register custom Sender IDs (up to 11 characters) directly in your UKBD portal for supported destinations including UK, UAE, and Bangladesh.
Do you support high-volume SMPP 3.4 binds?
Absolutely. For high-volume enterprise senders (>1M messages/month), we offer dedicated SMPP 3.4 binds with up to 10,000 SMS per second throughput.

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