Send Single SMS

Send an SMS message to one mobile recipient.

• Endpoint: POST /messages/send

• Description: This endpoint sends an SMS to a list of phone numbers.

Request Parameters:

• to (string, required): Recipient phone number in international format (e.g., [phone])

• message (string, required): The SMS text to send.

• sender_name (string, optional): Custom sender name (must be pre-registered).

Request Example:

bashCopy codePOST /messages/send HTTP/1.1
Host: api.celenity.com
Authorization: Bearer {API_KEY}
Content-Type: application/json

{
  "to": "[phone]",
  "message": "Hello from Celenity!",
  "sender_name": "MyApp"
}

Response:

jsonCopy code{
  "status": "success",
  "message_id": "abc123",
  "recipient": "[phone]"
}

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