diff --git a/actions/auth-actions.ts b/actions/auth-actions.ts
index b824b2d..3cbfc27 100644
--- a/actions/auth-actions.ts
+++ b/actions/auth-actions.ts
@@ -132,15 +132,16 @@ export async function signup(_actionState: ActionState, formData: FormData) {
 export const sendOtp = async (phoneNumber: string, code: string) => {
 	// Implement sending OTP code via SMS
 	console.log("Send OTP server fn", phoneNumber, code);
-	const respose = await fetch("https://smsapi.sarlink.link/send", {
+	const respose = await fetch(`${process.env.SMS_API_BASE_URL}/api/sms`, {
 		method: "POST",
 		headers: {
 			"Content-Type": "application/json",
+			Authorization: `Bearer ${process.env.SMS_API_KEY}`,
 		},
 		body: JSON.stringify({
-			api_key: process.env.SMS_API_KEY,
+			check_delivery: false,
 			number: phoneNumber,
-			text: `Your OTP code is ${code}`,
+			message: `Your OTP code is ${code}`,
 		}),
 	});
 	const data = await respose.json();
diff --git a/actions/user-actions.ts b/actions/user-actions.ts
index 5097c58..bb91bd4 100644
--- a/actions/user-actions.ts
+++ b/actions/user-actions.ts
@@ -80,15 +80,16 @@ export const SendUserRejectionDetailSMS = async ({
 	details: string;
 	phoneNumber: string;
 }) => {
-	const respose = await fetch("https://smsapi.sarlink.link/send", {
+	const respose = await fetch(`${process.env.SMS_API_BASE_URL}/api/sms`, {
 		method: "POST",
 		headers: {
 			"Content-Type": "application/json",
+			Authorization: `Bearer ${process.env.SMS_API_KEY}`,
 		},
 		body: JSON.stringify({
-			api_key: process.env.SMS_API_KEY,
+			check_delivery: false,
 			number: phoneNumber,
-			text: details,
+			message: details,
 		}),
 	});
 	const data = await respose.json();
diff --git a/app/api/check-devices/route.ts b/app/api/check-devices/route.ts
index 8fab37d..ea2bba4 100644
--- a/app/api/check-devices/route.ts
+++ b/app/api/check-devices/route.ts
@@ -128,15 +128,16 @@ async function sendNotifySms(
 	phoneNumber: string,
 	deviceName?: string,
 ) {
-	const respose = await fetch("https://smsapi.sarlink.link/send", {
+	const respose = await fetch(`${process.env.SMS_API_BASE_URL}/api/sms`, {
 		method: "POST",
 		headers: {
 			"Content-Type": "application/json",
+			Authorization: `Bearer ${process.env.SMS_API_KEY}`,
 		},
 		body: JSON.stringify({
-			api_key: process.env.SMS_API_KEY,
+			check_delivery: false,
 			number: phoneNumber,
-			text: `REMINDER! Your device [${deviceName}] will expire on ${new Date(expireDate)}.`,
+			message: `REMINDER! Your device [${deviceName}] will expire on ${new Date(expireDate)}.`,
 		}),
 	});
 	const data = await respose.json();