Documentation

From first request to delivered.

Start with the unified Message API, then add templates, webhooks and production controls as your integration grows.

send-message.ts

await sendone.messages.send(({
  to: customer.id,
  channel: "sms",
  template: "order-shipped",
  data: ({
    orderNumber: "SO-1042"
  })
}));

QuickstartInstall the SDK and send your first test message.

Message APILearn the shared message object and channel options.

ContactsModel endpoints, preferences and attributes.

TemplatesCreate reusable, channel-aware content.

WebhooksVerify signatures and process delivery events.

ErrorsHandle stable codes, request IDs and retries.

EnvironmentsMove safely from test to live credentials.

RecipesFollow common transactional messaging patterns.