Skip to main content
POST
/
transactional_messages
/
send_sms
Send an SMS Message
curl --request POST \
  --url https://api.v3.tatango.com/transactional_messages/send_sms \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "phoneNumber": "5551234567",
  "webhookUrl": "https://yourpostbackaddress.com",
  "content": "Hello world, this is my SMS message."
}
'
{
  "message": "Request accepted, sending message to recipient",
  "transactionId": "019687e1-1b54-70f4-a68a-60af7fa776f4"
}

Documentation Index

Fetch the complete documentation index at: https://platform.tatango.com/llms.txt

Use this file to discover all available pages before exploring further.

Authorizations

​
x-api-key
string
header
required

Your Tatango API key. This is required for all requests to the API. You can find your API key in the Tatango App under My Account -> API -> Create API Key.

Body

application/json

SMS message request

​
phoneNumber
string
required

The destination phone number. Can be provided in any format (e.g., +1 555-123-4567, (555) 123-4567, 5551234567) but must be a valid U.S. or Canadian phone number.

​
webhookUrl
string
required

URL where webhooks will be sent. Must be a valid HTTPS URL.

Maximum string length: 255
​
content
string
required

SMS message content. Must contain only GSM 7-bit characters.

Maximum string length: 160

Response

SMS message accepted

​
message
string
required

Success message indicating the request was accepted.

​
transactionId
string
required

Unique transaction identifier for tracking the message.