Create Sender ID

POST Method

The Create Sender ID API allows you to create a new Sender ID for your SMS message. Also, this API allows both to create a single Sender ID and to create more than one Sender ID in bulk.

📘

Note:

The maximum number of sender IDs that can be generated with a single API call is 5000.

Prerequisites:

📘

Notes:

  • It is recommended to use /sms endpoints instead of /message endpoints for more efficient API requests and responses.
  • For North America (NA) pod users, use /sms endpoints for SMS API services provided by Kaleyra platform.

Base URL

https://<api_domain>/v1/<SID>

API Domain and Value

api_domainValue
IN podapi.in.kaleyra.io
SG Podapi.kaleyra.io
EU Podapi.eu.kaleyra.io

API request to create the sender ID

To create the sender ID, use the /messages/sender endpoint with the following request method:

Request Format

The following is the request format to create the sender ID.

curl --location --request POST 'https://<api_domain>/messages/sender' \
--header 'api-key: <api_key>' \
--header 'Content-Type:<content_type>' \
--data-raw '{
    "data" :[
     { 
        "sender" :"<sender>",
        "description" : "<description>",
        "iso_code" : "<iso_code>",
        "entity_id" : "<entity_id>",
            },
    { 
        "sender" : "<sender>",
        "description" :"<description>",
        "iso_code" : "<iso_code>",
        "entity_id" : "<entity_id>",
           }
    ]
}'
 

Sample Request Format

The following is the sample request format to create the sender ID.

curl --location --request POST 'https://api.in.kaleyra.io/v1/HXXXXXXX071IN/messages/sender' \
--header 'api-key: Axxxxxxxxxxxxxxxxxxxxxxxxxxxx3' \
--header 'Content-Type: application/json' \
--data-raw '{
    "data" :[
     { 
        "sender" : "ADPAI",
        "description" : "Sender ID testing",
        "iso_code" : "in",
        "entity_id" : "123456789012",
           },
    { 
        "sender" : "ABCF01",
        "description" : "testing",
        "iso_code" : "in",
        "entity_id" : "123456789011",
           }
    ]
}'
 

Parameter and Data Types

The following table describes the parameters and data types used in the Create Sender ID API request.

Parameter

Data Type

Description

Examples

Mandatory?

sid

String

Account SID (Security Identifier).

HXXXXXXX071IN

Yes

api-key

String

Your API Key generated by kaleyra.io.

Axxxxxxxxxxxxxxxxxxxxxxxxxxxx3

Yes

content_type

String

The format in which the data is sent.

application/json

Yes

sender

String

Sender ID used for sending SMS.

ADPAI

Yes

description

String

Description of the sender.

Sender ID testing

Yes

iso_code

String

Country code in ISO format (Should have a valid ISO code).

in

Yes

entity_id

Number

Mandatory for India and this is the DLT entity id.
Note: Entity ID should contain numbers and have a length of minimum 12 and maximum 30 characters.

123456789012

Yes

Success Response

The following success message appears with the status 200 Accepted.


    "code": "MSG106",

    "message": "Your Sender ID is submitted and will be verified by a Kaleyra Support Team member.",

    "data": [

        {

            "id": 6XX67,

            "status": "1",

            "sender": "TESTEHR5",

            "message": "Your Sender ID is submitted and will be verified by a Kaleyra Support Team member.",

            "code": "MSG106"

        },

        {

            "id": 68XX6,

            "status": "1",

            "sender": "TESTET5",

            "message": "Your Sender ID is submitted and will be verified by a Kaleyra Support Team member.",

            "code": "MSG106"

        }

    ],

    "error": {}

}

Failure Response

The following are the failure response to create the sender ID.

400 Bad Request
{
    "code": "MSG134",
    "message": "Sender IDs not created",
    "data": [],
    "error": {
        "0": {
            "sender": "Sender ID Already exist.",
            "sender_name": "ABCF01"
        },
        "1": {
            "sender": "Sender ID Already exist.",
            "sender_name": "ABCF99"
        }
    }
}
400 Bad Request
{
    "code": "MSG134",
    "message": "Sender IDs not created",
    "data": [],
    "error": {
        "0": {
            "sender": "Sender ID has to be registered and it can only be 6 character",
            "sender_name": "ABCF992"
        },
        "1": {
            "sender": "Sender ID Already exist.",
            "sender_name": "ABCF01"
        }
    }
}
400 Bad Request
{
    "code": "RBC192",
    "message": "Exceeded max capacity of 5000 senders",
    "data": [],
    "error": {
        "error": "Exceeded max capacity of 5000 senders"
    }
}

Case 1:

If the API request includes ten Sender IDs, with seven being successful and three failing, the following is the API response.

The API will be successful only if all the Sender IDs are successful. For instance, if one of the sender IDs already exists out of the 10 provided, then the API will fail with the following message:

{
  "code": "MSG134",

"message": "Sender IDs not created",

"data": [],

"error": {

    "0": {

        "sender": "Sender ID Already exist.",

        "sender_name": "TESTEHJJ5"

    }
}
}




© 2025 Kaleyra Inc. All rights reserved.
Trademarks, logos and service marks displayed on this site are registered and unregistered trademarks of Kaleyra Inc.