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WhatsApp for Developers

Send WhatsApp messages in minutes via API Reach over 2 billion WhatsApp users worldwide

Start in minutes with your favorite language

const response = await fetch("https://api.sendmsg.dev/message/batch", { method: "POST", body: JSON.stringify({ to: ["+1234567890", "+0987654321"], message: "Hello from MSG!", // token: "YOUR_API_TOKEN" // Optional, gives full access }) }); const result = await response.json();

How it works

Send instantly without setup

Send using limited public numbers

Send using your own number

Get an API key instantly on signup and start testing in minutes

Message types

Send text, images, video, and files

Getting started steps

  1. 1

    Add your own number

  2. 2

    Scan the QR code

  3. 3

    Start sending messages

Features

Developer-friendly API

Works with any language or framework. Add your API key and start sending WhatsApp messages – no restrictions.

Quick setup

Get an API key instantly on signup and start testing in minutes.

Free trial

Our free plan gives you reasonable usage limits (about 150 messages/day, 5 conversations/month). 7 days for development and testing.

Unlimited messages (paid plans)

Paid plans are fixed price with no per-message fees. Bulk sending fully supported.

Use your own number

Use your personal or business WhatsApp number at a special rate. Just scan your phone's QR code and your account will be connected.

Rich message types

Send text, images, video, files (PDF, docs), audio, and interactive buttons.

Instant webhooks

Configure a webhook URL to instantly receive incoming messages, media, and delivery/read receipts. This makes two-way chat apps and chatbots easy – just listen for POST requests on your server.

Pricing

Free plan

7 days free

Try all features free for 7 days

  • Private WhatsApp number
  • 150 messages per day
  • 5 conversations per month
  • Full API access

Monthly plan

$25/per month$30

Pay monthly without losing any feature

Save two months

Annual plan

$250/per year$300

Pay for a full year upfront and get two months free

  • Use your own number
  • Unlimited messages
  • Unlimited conversations
  • Technical support

FAQ

What service does Msg provide?

An unofficial WhatsApp API built on the WhatsApp web version. Allows developers to send/receive messages via code without using the official business API. No Facebook/Meta business account approval needed. All you need is a phone number and QR login.

What are the details of the free plan?

No commitments or credit card required. Send WhatsApp messages for free within usage limits (about 150 messages/day). When you grow, you can upgrade to a paid plan for higher volume.

How does pricing work?

All paid plans are flat fees with unlimited messages. You know exactly what you'll pay each period. Unlike per-message pricing, our plans remove the guesswork.

Can I use my own phone number?

Absolutely. You can link any WhatsApp number (personal or business) by scanning its QR code. Messages will be sent from that number.

What are the connection steps?

In short: (1) Add your number (2) Get an API key, (3) Add/scan the number, (4) Connect to the API. Get started in minutes. Full docs and code samples are available for all major languages.

What if I encounter issues?

We provide 24/7 support via WhatsApp number and website chat. You'll also find helpful error messages and logs in your dashboard.

Ready to get started?

Join now and start sending WhatsApp messages in minutes