---
title: "Send MKT/TXN/OTP SMS using GET method to multiple numbers"
method: GET
path: "/v1/{sid}/messages"
tags: ["Bulk SMS APIs"]
---

# Send MKT/TXN/OTP SMS using GET method to multiple numbers

`GET /v1/{sid}/messages`

## Request

- Base URL: `api.in.kaleyra.io` (relative, and the document’s source URL is not known)
- URL: `api.in.kaleyra.io/v1/{sid}/messages`
- Auth: none declared. Required headers: `api-key`, `Content-Type`

To send marketing messages use "type" value as "MKT".
To send transactional messages use "type" value as "TXN".
To send op messages use "type" value as "OTP".
To send SMS to multiple numbers use Comma separated values in "to"

## Path parameters

- `sid` string, required

## Query parameters

- `to` string, required
- `sender` string, required
- `type` string
- `template_id` string
- `body` string
- `callback_profile_id` string
- `campaign_name` string
- `ref` string
- `ref1` string
- `ref2` string

## Headers

- `api-key` string, required
- `Content-Type` string, required

## Response `200`

Successful response

---

[API](https://skmtc.dev/kaleyra/apis/kaleyra-io-sms-apis.md) - [All operations](https://skmtc.dev/kaleyra/apis/kaleyra-io-sms-apis/llms.txt) - [OpenAPI document](https://skmtc.dev/kaleyra/apis/kaleyra-io-sms-apis/revisions/b7c9b536aa4d?raw)