Bulk SMS in Sri Lanka is one of the most affordable and practical ways to reach
a large audience in Sri Lanka. SMS texts are significantly more likely to get opened
than email messages.
Achieve open rates of more than 98% in a bulk sms campaign within 15 minutes.
SMS.to can help you with your successful Bulk SMS texting campaigns in Sri Lanka
with our modern text marketing platform and features.
Please contact our sales team or signup for a free test account to get started
Fill details below to calculate your
SMS campaign cost
No contracts, no commitments pay only for what you use. Sri Lanka Bulk SMS prices for low volume can be seen on the left, if you have a higher volume please contact us for special discounts
Implement SMS notifications, OTP, reminders etc. into your workflow and build apps that send SMS with our redundant SSL SMS API to send SMS to every Sri Lanka network.
curl --location 'https://api.sms.to/sms/send' \ --header 'Authorization: Bearer <api_key>' \ --header 'Content-Type: application/json' \ --data '{ "message": "This is test and \n this is a new line", "to": "+35799999999999", "bypass_optout": true, "sender_id": "SMSto", "callback_url": "https://example.com/callback/handler" }'
<?php $curl = curl_init(); curl_setopt_array($curl, array( CURLOPT_URL => 'https://api.sms.to/sms/send', CURLOPT_RETURNTRANSFER => true, CURLOPT_ENCODING => '', CURLOPT_MAXREDIRS => 10, CURLOPT_TIMEOUT => 0, CURLOPT_FOLLOWLOCATION => true, CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1, CURLOPT_CUSTOMREQUEST => 'POST', CURLOPT_POSTFIELDS =>'{ "message": "This is test and \\n this is a new line", "to": "+35799999999999", "bypass_optout": true, "sender_id": "SMSto", "callback_url": "https://example.com/callback/handler" }', CURLOPT_HTTPHEADER => array( 'Authorization: Bearer <api_key>', 'Content-Type: application/json' ), )); $response = curl_exec($curl); curl_close($curl); echo $response;
var https = require('follow-redirects').https; var fs = require('fs'); var options = { 'method': 'POST', 'hostname': 'api.sms.to', 'path': '/sms/send', 'headers': { 'Authorization': 'Bearer <api_key>', 'Content-Type': 'application/json' }, 'maxRedirects': 20 }; var req = https.request(options, function (res) { var chunks = []; res.on("data", function (chunk) { chunks.push(chunk); }); res.on("end", function (chunk) { var body = Buffer.concat(chunks); console.log(body.toString()); }); res.on("error", function (error) { console.error(error); }); }); var postData = JSON.stringify({ "message": "This is test and \n this is a new line", "to": "+35799999999999", "bypass_optout": true, "sender_id": "SMSto", "callback_url": "https://example.com/callback/handler" }); req.write(postData); req.end();
require "uri" require "json" require "net/http" url = URI("https://api.sms.to/sms/send") https = Net::HTTP.new(url.host, url.port) https.use_ssl = true request = Net::HTTP::Post.new(url) request["Authorization"] = "Bearer <api_key>" request["Content-Type"] = "application/json" request.body = JSON.dump({ "message": "This is test and \n this is a new line", "to": "+35799999999999", "bypass_optout": true, "sender_id": "SMSto", "callback_url": "https://example.com/callback/handler" }) response = https.request(request) puts response.read_body
import http.client import json conn = http.client.HTTPSConnection("api.sms.to") payload = json.dumps({ "message": "This is test and \n this is a new line", "to": "+35799999999999", "bypass_optout": True, "sender_id": "SMSto", "callback_url": "https://example.com/callback/handler" }) headers = { 'Authorization': 'Bearer <api_key>', 'Content-Type': 'application/json' } conn.request("POST", "/sms/send", payload, headers) res = conn.getresponse() data = res.read() print(data.decode("utf-8"))
OkHttpClient client = new OkHttpClient().newBuilder() .build(); MediaType mediaType = MediaType.parse("application/json"); RequestBody body = RequestBody.create(mediaType, "{\r\n \"message\": \"This is test and \\n this is a new line\",\r\n \"to\": \"+35799999999999\",\r\n \"bypass_optout\": true,\r\n \"sender_id\": \"SMSto\",\r\n \"callback_url\": \"https://example.com/callback/handler\"\r\n}"); Request request = new Request.Builder() .url("https://api.sms.to/sms/send") .method("POST", body) .addHeader("Authorization", "Bearer <api_key>") .addHeader("Content-Type", "application/json") .build(); Response response = client.newCall(request).execute();
package main import ( "fmt" "strings" "net/http" "io/ioutil" ) func main() { url := "https://api.sms.to/sms/send" method := "POST" payload := strings.NewReader(`{`+" "+` "message": "This is test and \n this is a new line",`+" "+` "to": "+35799999999999",`+" "+` "bypass_optout": true,`+" "+` "sender_id": "SMSto",`+" "+` "callback_url": "https://example.com/callback/handler"`+" "+` }`) client := &http.Client { } req, err := http.NewRequest(method, url, payload) if err != nil { fmt.Println(err) return } req.Header.Add("Authorization", "Bearer <api_key>") req.Header.Add("Content-Type", "application/json") res, err := client.Do(req) if err != nil { fmt.Println(err) return } defer res.Body.Close() body, err := ioutil.ReadAll(res.Body) if err != nil { fmt.Println(err) return } fmt.Println(string(body)) }