diff --git a/README.md b/README.md
index 4f2e879..1f3106a 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ Add this dependency to your `pom.xml`:
 <dependency>
     <groupId>com.cloudcontactai</groupId>
     <artifactId>ccai-java-sdk</artifactId>
-    <version>1.1.0</version>
+    <version>1.2.0</version>
 </dependency>
 ```
 
@@ -41,7 +41,7 @@ Add this dependency to your `pom.xml`:
 Add this dependency to your `build.gradle`:
 
 ```gradle
-implementation 'com.cloudcontactai:ccai-java-sdk:1.1.0'
+implementation 'com.cloudcontactai:ccai-java-sdk:1.2.0'
 ```
 
 ## Configuration
diff --git a/integration/pom.xml b/integration/pom.xml
index d7d951c..04d5107 100644
--- a/integration/pom.xml
+++ b/integration/pom.xml
@@ -15,7 +15,7 @@
         <maven.compiler.target>11</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <!-- Override with -Dccai.sdk.version=X.Y.Z for release testing -->
-        <ccai.sdk.version>1.1.0</ccai.sdk.version>
+        <ccai.sdk.version>1.2.0</ccai.sdk.version>
     </properties>
 
     <dependencies>
diff --git a/integration/src/main/kotlin/com/ccai/integration/TestMain.kt b/integration/src/main/kotlin/com/ccai/integration/TestMain.kt
index d32c3b5..d748ff4 100644
--- a/integration/src/main/kotlin/com/ccai/integration/TestMain.kt
+++ b/integration/src/main/kotlin/com/ccai/integration/TestMain.kt
@@ -16,9 +16,10 @@ import java.util.Base64
 import kotlin.system.exitProcess
 
 // ---------------------------------------------------------------------------
-// CCAI Java (Kotlin) SDK Integration Tests — 52 tests
+// CCAI Java (Kotlin) SDK Integration Tests — 54 tests
 // Covers: SMS (1-6), MMS (7-17), Email (18-22), Webhook (23-29), Contact (30-31),
-// Brands (32-36), Campaigns (37-42), ContactValidator (43-46), Negative cases (47-52)
+// Brands (32-36), Campaigns (37-42), ContactValidator (43-46), Negative cases (47-52),
+// SMS Templates (53-54)
 //
 // Test results use three states:
 //   PASS — the test ran and all assertions held
@@ -40,7 +41,7 @@ val requiredEnv = listOf(
     "CCAI_TEST_FIRST_NAME", "CCAI_TEST_LAST_NAME",
     "CCAI_TEST_FIRST_NAME_2", "CCAI_TEST_LAST_NAME_2",
     "CCAI_TEST_FIRST_NAME_3", "CCAI_TEST_LAST_NAME_3",
-    "WEBHOOK_URL"
+    "WEBHOOK_URL", "CCAI_TEST_TEMPLATE_ID"
 )
 
 val clientId   = System.getenv("CCAI_CLIENT_ID")        ?: ""
@@ -57,6 +58,7 @@ val first2     = System.getenv("CCAI_TEST_FIRST_NAME_2") ?: ""
 val last2      = System.getenv("CCAI_TEST_LAST_NAME_2")  ?: ""
 val first3     = System.getenv("CCAI_TEST_FIRST_NAME_3") ?: ""
 val last3      = System.getenv("CCAI_TEST_LAST_NAME_3")  ?: ""
+val templateId = System.getenv("CCAI_TEST_TEMPLATE_ID")?.toLongOrNull() ?: 0L
 
 // Unique per-run suffix so parallel SDK runs don't collide on the same webhook URL
 val runId = "java-${System.currentTimeMillis() / 1000}"
@@ -197,9 +199,12 @@ fun main() {
 
         runTest("06 SMS sendSingle with customData") {
             val res = client.sms.sendSingle(
-                first1, last1, phone1,
-                "Custom data test", "Java Test 06",
-                """{"source":"java-integration"}"""
+                firstName = first1,
+                lastName = last1,
+                phone = phone1,
+                message = "Custom data test",
+                title = "Java Test 06",
+                customData = """{"source":"java-integration"}"""
             )
             check(res.id.isNotBlank()) { "Empty id in response" }
         }
@@ -693,6 +698,19 @@ fun main() {
             )
             assertMmsResponse(res)
         }
+
+        println("\n--- SMS Templates ---")
+
+        runTest("53 SMS sendWithTemplate") {
+            val accounts = listOf(SmsAccount(first1, last1, phone1), SmsAccount(first2, last2, phone2))
+            val res = client.sms.sendWithTemplate(accounts, templateId, "Java Template Test")
+            check(res.id.isNotBlank()) { "Empty id in response" }
+        }
+
+        runTest("54 SMS sendSingleWithTemplate") {
+            val res = client.sms.sendSingleWithTemplate(first1, last1, phone1, templateId, "Java Single Template Test")
+            check(res.id.isNotBlank()) { "Empty id in response" }
+        }
     } finally {
         // -------------------------------------------------------------------
         // Cleanup — always runs, even if the test body threw: delete leftover
diff --git a/pom.xml b/pom.xml
index c302f6d..0f59db0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>com.cloudcontactai</groupId>
     <artifactId>ccai-java-sdk</artifactId>
-    <version>1.1.0</version>
+    <version>1.2.0</version>
     <packaging>jar</packaging>
     
     <name>CCAI Java SDK</name>
diff --git a/src/main/kotlin/com/cloudcontactai/sdk/sms/SMSService.kt b/src/main/kotlin/com/cloudcontactai/sdk/sms/SMSService.kt
index d96a820..5e0bd49 100644
--- a/src/main/kotlin/com/cloudcontactai/sdk/sms/SMSService.kt
+++ b/src/main/kotlin/com/cloudcontactai/sdk/sms/SMSService.kt
@@ -4,7 +4,7 @@ import com.cloudcontactai.sdk.common.ApiClient
 import com.cloudcontactai.sdk.common.CCAIConfig
 
 class SMSService(private val config: CCAIConfig, private val apiClient: ApiClient) {
-    
+
     fun sendSingle(
         firstName: String,
         lastName: String,
@@ -17,7 +17,7 @@ class SMSService(private val config: CCAIConfig, private val apiClient: ApiClien
             lastName = lastName,
             phone = phone
         )
-        
+
         return send(listOf(account), message, title)
     }
 
@@ -56,7 +56,7 @@ class SMSService(private val config: CCAIConfig, private val apiClient: ApiClien
 
         return send(listOf(account), message, title, senderPhone)
     }
-    
+
     fun send(
         accounts: List<Account>,
         message: String,
@@ -71,9 +71,9 @@ class SMSService(private val config: CCAIConfig, private val apiClient: ApiClien
             senderPhone = senderPhone,
             templateId = templateId
         )
-        
+
         val headers = mapOf("ForceNewCampaign" to "false")
-        
+
         return apiClient.request(
             method = "POST",
             endpoint = "/clients/${config.clientId}/campaigns/direct",
@@ -103,7 +103,7 @@ class SMSService(private val config: CCAIConfig, private val apiClient: ApiClien
         val account = Account(firstName = firstName, lastName = lastName, phone = phone)
         return sendWithTemplate(listOf(account), templateId, title, senderPhone)
     }
-    
+
     fun getCampaignStatus(campaignId: String): SMSCampaignStatus {
         return apiClient.request(
             method = "GET",