WhatsApp SMS & notification API for businesses in Bangladesh
Connect your WhatsApp number in minutes, send OTPs and transactional alerts from code, run broadcast campaigns from the console, and track delivery with logs and webhooks—from BDT 480/month.
Official SDKs
Integrate WhatsApp in minutes
Use official client libraries for Node.js, PHP, Go, and Rust—or call the REST API directly. All SDKs run server-side only. View on GitHub
import { WalandClient } from "waland";
const client = new WalandClient(
process.env.WALAND_API_KEY!,
process.env.WALAND_SESSION_ID!,
);
await client.sendMessage({
chatId: "8801712345678@s.whatsapp.net",
text: "Hello from waland",
});Prefer raw HTTP? See the REST API docs for send, send-otp, and check-number examples.
API features
WhatsApp SMS API features for developers and teams
Everything you need to send WhatsApp notifications at scale—REST API, bulk messaging, OTP, templates, reports, and automation.
- REST & HTTP API with webhooks
- Bulk messaging and broadcast campaigns
- OTP-ready transactional notifications
- Message templates and approval workflow
- Webhook delivery events
- Delivery and read reports
- Autoresponders and journey automation
- International number support
- Unlimited API requests on all plans
- Your own sender WhatsApp number
- Any language message support
- Affordable BDT pricing from BDT 480/month
Features
Everything you need to build on WhatsApp without stitching tools together
Highlighted capability
Templates, approvals, and automation in one workflow
Create reusable templates, route them through approval, and attach automation rules so your team can move from idea to send faster.
Broadcast campaigns
Schedule one-to-many sends with segmentation, delivery insight, and template approvals already built in.
Delivery reports
Track sent, delivered, and failed messages with status events and webhooks wired into your backend.
Automations
Route replies, trigger workflows, and hand off to the right person the moment intent changes.
Developer API
Launch from code with webhooks, message status events, and clean REST endpoints for your stack.
Why waland
Why businesses in Bangladesh use a WhatsApp API
Send notifications, alerts, and campaigns with high open rates. waland combines bulk messaging, OTP delivery, REST API access, and team tools in one place.
Reach customers where they already are
WhatsApp is the most used messenger in Bangladesh. A WhatsApp SMS API lets you send order updates, OTP codes, and reminders on the app your customers check dozens of times a day.
Built for Bangladesh pricing
Plans start at BDT 480 per month with predictable limits—no surprise per-message bills. Scale to Pro or Enterprise when you need more connections, automation, and support.
API-first, team-ready
Developers integrate with REST and webhooks. Operations teams send OTPs and alerts from code. Marketing runs broadcast campaigns without stitching tools together.
Pricing
Pricing that starts simple and scales with your message volume
Start with a 2-day free trial, then pick the level of control you need as your WhatsApp usage expands.
2-day free trial on every new account. Save up to 30% when you prepay for 12 months after your trial.
Silver
BDT 336/month
BDT 480/moBDT 4,032 billed every 12 months
Includes 25 messages · no payment upfront
- WhatsApp connections: 1 connection included
- Messages: 1,200 / month included
- Rate limit: 10 / minute included
- Team members: 1 member included
- Campaigns not included
- Webhooks not included
- AI message generation not included
Pro
BDT 683/month
BDT 975/moBDT 8,190 billed every 12 months
Includes 25 messages · no payment upfront
- WhatsApp connections: 5 connections included
- Messages: 40,000 / month included
- Rate limit: 100 / minute included
- Team members: 10 members included
- Campaigns included
- Webhooks included
- AI message generation included
Enterprise
Custom/month
Contact sales- WhatsApp connections: Unlimited included
- Messages: Unlimited included
- Rate limit: 500 / minute included
- Team members: Unlimited included
- Campaigns included
- Webhooks included
- AI message generation included
FAQ
WhatsApp SMS API questions
Answers about our WhatsApp notification API for businesses in Bangladesh.
What is a WhatsApp SMS API notification service?
A WhatsApp SMS API notification service lets businesses send transactional and marketing messages through WhatsApp using a REST API. waland provides templates, delivery reports, campaigns, and webhooks so teams in Bangladesh can reach customers on the channel they use every day.
How do I integrate waland's WhatsApp API?
Sign up for a waland account, connect your WhatsApp number, create an API key, and call our REST endpoints from Node.js, Python, Go, or PHP. Webhooks notify your app when messages are delivered or when customers reply. Full documentation is available in the waland docs.
Can I send OTP and transactional messages?
Yes. waland supports OTP, order updates, payment reminders, and other transactional notifications. Promotional messages must follow WhatsApp and Meta template policies. Use approved templates for marketing sends.
How much does WhatsApp API cost in Bangladesh?
waland plans start at BDT 480 per month for the Silver plan with one connection, unlimited API requests, and generous message limits. Pro and Enterprise plans add automation, reporting, and dedicated support as your volume grows.
Is waland suitable for small businesses and enterprises?
Yes. Startups, e-commerce stores, agencies, and enterprises use waland for bulk messaging, customer support, and automated workflows. Scale from a single WhatsApp connection to unlimited connections on Enterprise.
Is my data secure with waland?
waland uses HTTPS for all API traffic, secure credential storage, and webhook signing so only your systems receive events. Role-based permissions and audit logs are available on Enterprise plans.
One platform
Bring API, campaigns, and automation
into one workflow
Give your team a single place to send messages, manage templates, and track delivery from one platform.
Start sending
WhatsApp messages today
Build your first campaign, connect your WhatsApp number, and launch with the same clarity and confidence your team expects from every other part of your product stack.