diff --git a/README.md b/README.md
index caec647..71f41cb 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,7 @@ A Kotlin/Java client library for interacting with the [CloudContactAI](https://c
 - Campaign registration and management for TCR carrier vetting
 - Manage webhooks for event notifications
 - Webhook signature validation for security
+- Validate email addresses (valid/invalid/risky) and phone numbers (valid/invalid/landline)
 - Variable substitution in messages
 - Test environment support
 - Comprehensive error handling
@@ -300,6 +301,40 @@ val singleResponse = ccai.mms.sendSingle(
 )
 ```
 
+#### Contact Validator
+
+Validate email addresses and phone numbers.
+
+> Bulk endpoints accept up to 50 contacts per request and are processed server-side in chunks.
+
+```kotlin
+import com.cloudcontactai.sdk.contactvalidator.PhoneInput
+
+// Validate a single email
+val emailResult = ccai.contactValidator.validateEmail("user@example.com")
+println(emailResult.status) // "valid" | "invalid" | "risky"
+println(emailResult.metadata["safe_to_send"]) // true | false
+
+// Validate multiple emails (up to 50, processed server-side in chunks)
+val bulkEmails = ccai.contactValidator.validateEmails(listOf(
+    "user@example.com",
+    "bad@invalid.xyz"
+))
+println(bulkEmails.summary) // ValidationSummary(total=2, valid=1, invalid=1, risky=0, landline=0)
+
+// Validate a single phone number
+val phoneResult = ccai.contactValidator.validatePhone("+15551234567", countryCode = "US")
+println(phoneResult.status) // "valid" | "invalid" | "landline"
+println(phoneResult.metadata["carrier_type"]) // "mobile" | "landline" | "voip"
+
+// Validate multiple phone numbers (up to 50, processed server-side in chunks)
+val bulkPhones = ccai.contactValidator.validatePhones(listOf(
+    PhoneInput(phone = "+15551234567"),
+    PhoneInput(phone = "+15559876543", countryCode = "US")
+))
+println(bulkPhones.summary) // ValidationSummary(total=2, valid=1, invalid=0, risky=0, landline=1)
+```
+
 #### Webhook Management
 
 ```kotlin
diff --git a/pom.xml b/pom.xml
index 17146bb..c302f6d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 
     <groupId>com.cloudcontactai</groupId>
     <artifactId>ccai-java-sdk</artifactId>
-    <version>1.0.9</version>
+    <version>1.1.0</version>
     <packaging>jar</packaging>
     
     <name>CCAI Java SDK</name>
diff --git a/src/main/kotlin/com/cloudcontactai/sdk/CCAIClient.kt b/src/main/kotlin/com/cloudcontactai/sdk/CCAIClient.kt
index 8ec52f5..c87aaad 100644
--- a/src/main/kotlin/com/cloudcontactai/sdk/CCAIClient.kt
+++ b/src/main/kotlin/com/cloudcontactai/sdk/CCAIClient.kt
@@ -3,6 +3,7 @@ package com.cloudcontactai.sdk
 import com.cloudcontactai.sdk.common.ApiClient
 import com.cloudcontactai.sdk.common.CCAIConfig
 import com.cloudcontactai.sdk.contact.ContactService
+import com.cloudcontactai.sdk.contactvalidator.ContactValidatorService
 import com.cloudcontactai.sdk.sms.SMSService
 import com.cloudcontactai.sdk.email.EmailService
 import com.cloudcontactai.sdk.webhook.WebhookService
@@ -12,7 +13,7 @@ import com.cloudcontactai.sdk.campaigns.CampaignService
 
 class CCAIClient(private val config: CCAIConfig) {
     private val apiClient = ApiClient(config)
-    
+
     val sms = SMSService(config, apiClient)
     val email = EmailService(config, apiClient)
     val webhook = WebhookService(config, apiClient)
@@ -20,7 +21,8 @@ class CCAIClient(private val config: CCAIConfig) {
     val contact = ContactService(config, apiClient)
     val brands = BrandService(config, apiClient)
     val campaigns = CampaignService(config, apiClient)
-    
+    val contactValidator = ContactValidatorService(config, apiClient)
+
     fun close() {
         // Cleanup resources if needed
     }
diff --git a/src/main/kotlin/com/cloudcontactai/sdk/contactvalidator/ContactValidatorModels.kt b/src/main/kotlin/com/cloudcontactai/sdk/contactvalidator/ContactValidatorModels.kt
new file mode 100644
index 0000000..c74a3fc
--- /dev/null
+++ b/src/main/kotlin/com/cloudcontactai/sdk/contactvalidator/ContactValidatorModels.kt
@@ -0,0 +1,38 @@
+package com.cloudcontactai.sdk.contactvalidator
+
+data class EmailValidationResult(
+    val contactField: String,
+    val type: String,
+    val status: String,
+    val metadata: Map<String, Any?> = emptyMap()
+)
+
+data class PhoneValidationResult(
+    val contactField: String,
+    val type: String,
+    val status: String,
+    val metadata: Map<String, Any?> = emptyMap()
+)
+
+data class ValidationSummary(
+    val total: Int,
+    val valid: Int,
+    val invalid: Int,
+    val risky: Int,
+    val landline: Int = 0
+)
+
+data class BulkEmailValidationResult(
+    val results: List<EmailValidationResult>,
+    val summary: ValidationSummary
+)
+
+data class BulkPhoneValidationResult(
+    val results: List<PhoneValidationResult>,
+    val summary: ValidationSummary
+)
+
+data class PhoneInput(
+    val phone: String,
+    val countryCode: String? = null
+)
diff --git a/src/main/kotlin/com/cloudcontactai/sdk/contactvalidator/ContactValidatorService.kt b/src/main/kotlin/com/cloudcontactai/sdk/contactvalidator/ContactValidatorService.kt
new file mode 100644
index 0000000..b74e5ac
--- /dev/null
+++ b/src/main/kotlin/com/cloudcontactai/sdk/contactvalidator/ContactValidatorService.kt
@@ -0,0 +1,39 @@
+package com.cloudcontactai.sdk.contactvalidator
+
+import com.cloudcontactai.sdk.common.ApiClient
+import com.cloudcontactai.sdk.common.CCAIConfig
+
+class ContactValidatorService(private val config: CCAIConfig, private val apiClient: ApiClient) {
+
+    fun validateEmail(email: String): EmailValidationResult =
+        apiClient.request(
+            method = "POST",
+            endpoint = "/v1/contact-validator/email",
+            data = mapOf("email" to email),
+            responseClass = EmailValidationResult::class.java
+        )
+
+    fun validateEmails(emails: List<String>): BulkEmailValidationResult =
+        apiClient.request(
+            method = "POST",
+            endpoint = "/v1/contact-validator/emails",
+            data = mapOf("emails" to emails),
+            responseClass = BulkEmailValidationResult::class.java
+        )
+
+    fun validatePhone(phone: String, countryCode: String? = null): PhoneValidationResult =
+        apiClient.request(
+            method = "POST",
+            endpoint = "/v1/contact-validator/phone",
+            data = mapOf("phone" to phone, "countryCode" to countryCode),
+            responseClass = PhoneValidationResult::class.java
+        )
+
+    fun validatePhones(phones: List<PhoneInput>): BulkPhoneValidationResult =
+        apiClient.request(
+            method = "POST",
+            endpoint = "/v1/contact-validator/phones",
+            data = mapOf("phones" to phones),
+            responseClass = BulkPhoneValidationResult::class.java
+        )
+}