Free SMS Gateway Developer API in India

# Send Single/Multiple SMS via HTTP GET
curl -X GET "http://cloud.smsindiahub.in/vendorsms/pushsms.aspx?user=Username&password=Password&msisdn=919876543210&sid=SMSHUB&msg=Your+OTP+is+482910&fl=0&gwid=2"

# Or REST POST with JSON Payload
curl -X POST "https://api.smsindiahub.in/api/mt/SendSMS" \
  -H "Content-Type: application/json" \
  -d '{
    "Account.APIKey": "YOUR_API_KEY",
    "SenderId": "SMSHUB",
    "Message": "Your OTP is 482910 for login. Valid for 10 mins. - SMSIndiaHub",
    "Channel": "2",
    "DCS": "0",
    "FlashSMS": "0",
    "Number": "919876543210",
    "Route": "1"
  }'

<?php
// PHP cURL Implementation for SMSINDIAHUB Gateway
$apiKey   = "YOUR_API_KEY";
$senderId = "SMSHUB";
$mobile   = "919876543210";
$message  = urlencode("Your OTP is 482910 for login. Valid for 10 mins. - SMSIndiaHub");

$url = "https://api.smsindiahub.in/api/mt/SendSMS?Account.APIKey={$apiKey}&SenderId={$senderId}&Number={$mobile}&Message={$message}&Channel=2&DCS=0&FlashSMS=0&Route=1";

$curl = curl_init();
curl_setopt_array($curl, [
    CURLOPT_URL => $url,
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_TIMEOUT => 15,
    CURLOPT_CUSTOMREQUEST => "GET",
]);

$response = curl_exec($curl);
$err = curl_error($curl);
curl_close($curl);

if ($err) {
    echo "cURL Error: " . $err;
} else {
    $data = json_decode($response, true);
    print_r($data);
}
?>

import requests

url = "https://api.smsindiahub.in/api/mt/SendSMS"
payload = {
    "Account.APIKey": "YOUR_API_KEY",
    "SenderId": "SMSHUB",
    "Message": "Your OTP is 482910 for login. Valid for 10 mins. - SMSIndiaHub",
    "Channel": "2",
    "DCS": "0",
    "FlashSMS": "0",
    "Number": "919876543210",
    "Route": "1",
    "PEId": "1101234567890123456",
    "TemplateId": "1107123456789012345"
}

headers = {"Content-Type": "application/json"}
response = requests.post(url, json=payload, headers=headers)

if response.status_code == 200:
    print("Response JSON:", response.json())
else:
    print("Error:", response.status_code, response.text)

const axios = require('axios');

const payload = {
  "Account.APIKey": "YOUR_API_KEY",
  "SenderId": "SMSHUB",
  "Message": "Your OTP is 482910 for login. Valid for 10 mins. - SMSIndiaHub",
  "Channel": "2",
  "DCS": "0",
  "FlashSMS": "0",
  "Number": "919876543210",
  "Route": "1",
  "PEId": "1101234567890123456",
  "TemplateId": "1107123456789012345"
};

axios.post('https://api.smsindiahub.in/api/mt/SendSMS', payload)
  .then(response => {
    console.log('Delivery Response:', response.data);
  })
  .catch(error => {
    console.error('API Error:', error.message);
  });

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;

public class SMSIndiaHubClient {
    public static void main(String[] args) {
        try {
            String user = "Username";
            String password = "Password";
            String msisdn = "919876543210";
            String sid = "SMSHUB";
            String msg = URLEncoder.encode("Your OTP is 482910", "UTF-8");
            
            String endpoint = "http://cloud.smsindiahub.in/vendorsms/pushsms.aspx?"
                + "user=" + user + "&password=" + password
                + "&msisdn=" + msisdn + "&sid=" + sid
                + "&msg=" + msg + "&fl=0&gwid=2";
            
            URL url = new URL(endpoint);
            HttpURLConnection conn = (HttpURLConnection) url.openConnection();
            conn.setRequestMethod("GET");
            
            BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
            String line;
            StringBuilder response = new StringBuilder();
            while ((line = in.readLine()) != null) {
                response.append(line);
            }
            in.close();
            
            System.out.println("Gateway Response: " + response.toString());
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

using System;
using System.Net.Http;
using System.Text;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        using (var client = new HttpClient())
        {
            var json = "{\"Account.APIKey\":\"YOUR_API_KEY\",\"SenderId\":\"SMSHUB\",\"Message\":\"Your OTP is 482910\",\"Number\":\"919876543210\",\"Channel\":\"2\",\"DCS\":\"0\",\"Route\":\"1\"}";
            var content = new StringContent(json, Encoding.UTF8, "application/json");
            
            var response = await client.PostAsync("https://api.smsindiahub.in/api/mt/SendSMS", content);
            var result = await response.Content.ReadAsStringAsync();
            Console.WriteLine(result);
        }
    }
}