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Official libraries handle authentication headers, retries, idempotency keys, and pagination for you.

Node.js

npm install pulsewave

Python

pip install pulsewave

​
Node.js

import Pulsewave from 'pulsewave';

const pulsewave = new Pulsewave(process.env.PULSEWAVE_API_KEY);

const message = await pulsewave.messages.send({
  channel: 'email',
  to: 'ada@example.com',
  from: 'billing@notifications.acme.com',
  template_id: 'tmpl_8f3e2a',
  template_data: { invoice_number: 'INV-1042', amount_due: '$84.00' },
});

console.log(message.id, message.status);

​
Python

from pulsewave import Pulsewave

pulsewave = Pulsewave(api_key=os.environ["PULSEWAVE_API_KEY"])

message = pulsewave.messages.send(
    channel="sms",
    to="+15555550123",
    from_="+15555550100",
    text="Your Pulsewave verification code is 482913.",
)

print(message.id, message.status)

​
cURL

Every endpoint in this reference includes a runnable cURL example — see Send a message to try one.

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No SDK for your language?

The API is plain REST over HTTPS with JSON bodies, so any HTTP client works. Start from the API reference and the authentication guide.