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SMS / Compare

Bird vs Azure Communication Services for SMS APIs

Compare sender reach, event handling and the day-to-day messaging workflow. Keep your Azure application architecture separate from the choice of SMS provider.

Where Azure Communication Services fits

Azure Communication Services provides SMS APIs and SDKs for sending and receiving messages. Its communication resource and number configuration form part of the integration.

Read Azure Communication Services documentation

Where Bird fits

Bird provides an SMS API, sender and destination setup, delivery events and message logs. A service hosted on Azure can call Bird without moving its application hosting.

Explore Bird SMS

Compare the integration you will operate

CapabilityBirdAzure Communication Services
Application hostingCall Bird from your existing application environment.Use the Azure Communication Services resource from the application.
Sending identityConfigure a Bird sender eligible for each required destination.Inventory the current communication resource and sending numbers.
EventsMap Bird SMS events to application delivery and reply handling.Record the incoming-message and delivery event consumers used today.

Run the same customer journey

Test your target country, sender type, long message and inbound reply. Compare the number of application changes needed to retain logging, retries and customer preferences.

Start the working example

Make the switch deliberately

Change the messaging adapter and event consumer while keeping unrelated Azure services. Move each number and registration through its supported process before assigning it to the Bird send path.

Migrate from Azure Communication Services

Send and track an SMS with Bird.

Use your configured sender and an enabled destination. Store the message ID, then process signed delivery events; acceptance is not handset delivery.

Run the complete quickstart ↗
npm install @messagebird/sdk
const msg = await bird.sms.send({
  from: "+15557654321",
  to: "+14155550100",
  text: "Your verification code is 123456.",
  category: "authentication",
});
console.log(msg.id, msg.status);

Questions before switching

Can I keep my existing SMS number?
Number retention depends on the number, market and supported transfer process. Keep its existing route active until the receiving sender and registration are ready. The migration guide separates number work from the API change.
Does acceptance mean the message was delivered?
No. Keep the returned message ID and inspect delivery events. Compare providers using final observed outcomes and segment costs, not the initial accepted response.
What should I include in the cost comparison?
Use the same country, sender type, content and volume. Include number rental, registration, carrier fees and message segments where they apply.

Test it with your own workflow.

Start with the guide, or bring your integration and migration requirements to our team.

Start with one channel.
Add the others when you're ready.

A test API key is yours immediately. Production unlocks when you add a payment method and verify a sender.

Read docs
Using Claude Code, Cursor, or Codex? Copy a setup prompt and your agent installs the Bird CLI and skills for you. Pick yours:
Cursor