diff --git a/modelarmor/composer.json b/modelarmor/composer.json
new file mode 100644
index 0000000000..037778bf23
--- /dev/null
+++ b/modelarmor/composer.json
@@ -0,0 +1,10 @@
+{
+  "require": {
+    "google/cloud-modelarmor": "^0.1.0"
+  },
+  "autoload": {
+    "psr-4": {
+      "Google\\Cloud\\Samples\\ModelArmor\\": "test"
+    }
+  }
+}
diff --git a/modelarmor/phpunit.xml.dist b/modelarmor/phpunit.xml.dist
new file mode 100644
index 0000000000..8e2959e6a6
--- /dev/null
+++ b/modelarmor/phpunit.xml.dist
@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  Copyright 2025 Google LLC.
+
+  Licensed under the Apache License, Version 2.0 (the 'License');
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an 'AS IS' BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License. 
+-->
+ 
+<phpunit bootstrap="../testing/bootstrap.php">
+  <testsuites>
+    <testsuite name="PHP Secret Manager test">
+      <directory>test</directory>
+    </testsuite>
+  </testsuites>
+  <logging>
+    <log type="coverage-clover" target="build/logs/clover.xml"/>
+  </logging>
+  <filter>
+    <whitelist>
+      <directory suffix=".php">./src</directory>
+      <exclude>
+        <directory>./vendor</directory>
+      </exclude>
+    </whitelist>
+  </filter>
+  <php>
+    <env name="PHPUNIT_TESTS" value="1"/>
+  </php>
+</phpunit>
diff --git a/modelarmor/src/create_template.php b/modelarmor/src/create_template.php
new file mode 100644
index 0000000000..0a0f9a51f9
--- /dev/null
+++ b/modelarmor/src/create_template.php
@@ -0,0 +1,89 @@
+<?php
+/*
+ * Copyright 2025 Google LLC.
+ *
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+*/
+
+declare(strict_types=1);
+
+namespace Google\Cloud\Samples\ModelArmor;
+
+require_once __DIR__ . '/../vendor/autoload.php';
+
+if (count($argv) != 4) {
+    return printf("Usage: php %s PROJECT_ID LOCATION_ID TEMPLATE_ID\n", basename(__FILE__));
+}
+list($_, $projectId, $locationId, $templateId) = $argv;
+
+// [START modelarmor_create_template]
+// Import the ModelArmor client library.
+use Google\Cloud\ModelArmor\V1\Client\ModelArmorClient;
+use Google\Cloud\ModelArmor\V1\Template;
+use Google\Cloud\ModelArmor\V1\CreateTemplateRequest;
+use Google\Cloud\ModelArmor\V1\FilterConfig;
+use Google\Cloud\ModelArmor\V1\RaiFilterType;
+use Google\Cloud\ModelArmor\V1\RaiFilterSettings;
+use Google\Cloud\ModelArmor\V1\RaiFilterSettings\RaiFilter;
+use Google\Cloud\ModelArmor\V1\DetectionConfidenceLevel;
+
+/** Uncomment and populate these variables in your code */
+// $projectId = "YOUR_GOOGLE_CLOUD_PROJECT"; (e.g. 'my-project');
+// $locationId = 'YOUR_LOCATION_ID'; (e.g. 'my-location');
+// $templateId = 'YOUR_TEMPLATE_ID'; (e.g. 'my-template');
+
+// Specify regional endpoint.
+$options = ['apiEndpoint' => "modelarmor.$locationId.rep.googleapis.com"];
+
+// Instantiates a client.
+$client = new ModelArmorClient($options);
+
+// Build the resource name of the parent location.
+$parent = $client->locationName($projectId, $locationId);
+
+/** Build the Model Armor template with preferred filters.
+ * For more details on filters, refer to:
+ * https://cloud.google.com/security-command-center/docs/key-concepts-model-armor#ma-filters
+ */
+
+$raiFilters = [
+    (new RaiFilter())
+        ->setFilterType(RaiFilterType::DANGEROUS)
+        ->setConfidenceLevel(DetectionConfidenceLevel::HIGH),
+    (new RaiFilter())
+        ->setFilterType(RaiFilterType::HATE_SPEECH)
+        ->setConfidenceLevel(DetectionConfidenceLevel::HIGH),
+    (new RaiFilter())
+        ->setFilterType(RaiFilterType::SEXUALLY_EXPLICIT)
+        ->setConfidenceLevel(DetectionConfidenceLevel::LOW_AND_ABOVE),
+    (new RaiFilter())
+        ->setFilterType(RaiFilterType::HARASSMENT)
+        ->setConfidenceLevel(DetectionConfidenceLevel::MEDIUM_AND_ABOVE),
+];
+
+$raiFilterSetting = (new RaiFilterSettings())->setRaiFilters($raiFilters);
+
+$templateFilterConfig = (new FilterConfig())->setRaiSettings($raiFilterSetting);
+
+$template = (new Template())->setFilterConfig($templateFilterConfig);
+
+// Prepare the create template request.
+$request = (new CreateTemplateRequest)
+    ->setParent($parent)
+    ->setTemplateId($templateId)
+    ->setTemplate($template);
+
+$response = $client->createTemplate($request);
+
+printf('Template created: %s' . PHP_EOL, $response->getName());
+// [END modelarmor_create_template]
diff --git a/modelarmor/src/delete_template.php b/modelarmor/src/delete_template.php
new file mode 100644
index 0000000000..97c14b015b
--- /dev/null
+++ b/modelarmor/src/delete_template.php
@@ -0,0 +1,54 @@
+<?php
+/*
+ * Copyright 2025 Google LLC.
+ *
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+*/
+
+declare(strict_types=1);
+
+namespace Google\Cloud\Samples\ModelArmor;
+
+require_once __DIR__ . '/../vendor/autoload.php';
+
+if (count($argv) != 4) {
+    return printf("Usage: php %s PROJECT_ID LOCATION_ID TEMPLATE_ID\n", basename(__FILE__));
+}
+list($_, $projectId, $locationId, $templateId) = $argv;
+
+// [START modelarmor_delete_template]
+// Import the ModelArmor client library.
+use Google\Cloud\ModelArmor\V1\Client\ModelArmorClient;
+use Google\Cloud\ModelArmor\V1\DeleteTemplateRequest;
+
+/** Uncomment and populate these variables in your code */
+// $projectId = "YOUR_GOOGLE_CLOUD_PROJECT"; (e.g. 'my-project');
+// $locationId = 'YOUR_LOCATION_ID'; (e.g. 'my-location');
+// $templateId = 'YOUR_TEMPLATE_ID'; (e.g. 'my-template');
+
+// Specify regional endpoint.
+$options = ['apiEndpoint' => "modelarmor.$locationId.rep.googleapis.com"];
+
+// Instantiates a client.
+$client = new ModelArmorClient($options);
+
+// Prepare the name of the template.
+$name = sprintf('projects/%s/locations/%s/templates/%s', $projectId, $locationId, $templateId);
+
+// Prepare the request.
+$dltTemplateRequest = new DeleteTemplateRequest()->setName($name);
+
+$client->deleteTemplate($dltTemplateRequest);
+
+printf('Deleted template: %s' . PHP_EOL, $name);
+// [END modelarmor_delete_template]
diff --git a/modelarmor/src/get_template.php b/modelarmor/src/get_template.php
new file mode 100644
index 0000000000..31252b5656
--- /dev/null
+++ b/modelarmor/src/get_template.php
@@ -0,0 +1,54 @@
+<?php
+/*
+ * Copyright 2025 Google LLC.
+ *
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+*/
+
+declare(strict_types=1);
+
+namespace Google\Cloud\Samples\ModelArmor;
+
+require_once __DIR__ . '/../vendor/autoload.php';
+
+if (count($argv) != 4) {
+    return printf("Usage: php %s PROJECT_ID LOCATION_ID TEMPLATE_ID\n", basename(__FILE__));
+}
+list($_, $projectId, $locationId, $templateId) = $argv;
+
+// [START modelarmor_get_template]
+// Import the ModelArmor client library.
+use Google\Cloud\ModelArmor\V1\Client\ModelArmorClient;
+use Google\Cloud\ModelArmor\V1\GetTemplateRequest;
+
+/** Uncomment and populate these variables in your code */
+// $projectId = "YOUR_GOOGLE_CLOUD_PROJECT"; (e.g. 'my-project');
+// $locationId = 'YOUR_LOCATION_ID'; (e.g. 'my-location');
+// $templateId = 'YOUR_TEMPLATE_ID'; (e.g. 'my-template');
+
+// Specify regional endpoint.
+$options = ['apiEndpoint' => "modelarmor.$locationId.rep.googleapis.com"];
+
+// Instantiates a client.
+$client = new ModelArmorClient($options);
+
+// Construct the full resource name of the template.
+$name = sprintf('projects/%s/locations/%s/templates/%s', $projectId, $locationId, $templateId);
+
+// Prepare the request.
+$getTemplateRequest = new GetTemplateRequest()->setName($name);
+
+$response = $client->getTemplate($getTemplateRequest);
+
+printf('Template retrieved: %s' . PHP_EOL, $response->getName());
+// [END modelarmor_get_template]
diff --git a/modelarmor/src/list_templates.php b/modelarmor/src/list_templates.php
new file mode 100644
index 0000000000..0f6167c1a2
--- /dev/null
+++ b/modelarmor/src/list_templates.php
@@ -0,0 +1,52 @@
+<?php
+/*
+ * Copyright 2025 Google LLC.
+ *
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+*/
+
+declare(strict_types=1);
+
+namespace Google\Cloud\Samples\ModelArmor;
+
+require_once __DIR__ . '/../vendor/autoload.php';
+
+if (count($argv) != 3) {
+    return printf("Usage: php %s PROJECT_ID LOCATION_ID\n", basename(__FILE__));
+}
+list($_, $projectId, $locationId) = $argv;
+
+// [START modelarmor_list_templates]
+// Import the ModelArmor client library.
+use Google\Cloud\ModelArmor\V1\Client\ModelArmorClient;
+use Google\Cloud\ModelArmor\V1\ListTemplatesRequest;
+
+// Specify regional endpoint.
+$options = ['apiEndpoint' => "modelarmor.$locationId.rep.googleapis.com"];
+
+// Instantiates a client.
+$client = new ModelArmorClient($options);
+
+// Build the resource name of the parent location.
+$parent = $client->locationName($projectId, $locationId);
+
+// Prepare the request.
+$listTemplatesrequest = new ListTemplatesRequest()->setParent($parent);
+
+// Send the request and collect all results.
+$templates = iterator_to_array($client->listTemplates($listTemplatesrequest)->iterateAllElements());
+
+foreach ($templates as $template) {
+    printf('Template: %s' . PHP_EOL, $template->getName());
+}
+// [END modelarmor_list_templates]
diff --git a/modelarmor/test/BaseTestCase.php b/modelarmor/test/BaseTestCase.php
new file mode 100644
index 0000000000..679c8635ef
--- /dev/null
+++ b/modelarmor/test/BaseTestCase.php
@@ -0,0 +1,75 @@
+<?php
+/*
+ * Copyright 2025 Google LLC.
+ *
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+declare(strict_types=1);
+
+namespace Google\Cloud\Samples\ModelArmor;
+
+require_once __DIR__ . '/../vendor/autoload.php';
+
+use Google\ApiCore\ApiException as GaxApiException;
+use Google\Cloud\ModelArmor\V1\Client\ModelArmorClient;
+use Google\Cloud\ModelArmor\V1\DeleteTemplateRequest;
+use Google\Cloud\TestUtils\TestTrait;
+use PHPUnit\Framework\TestCase;
+
+abstract class BaseTestCase extends TestCase
+{
+    use TestTrait;
+
+    protected static $client;
+    protected static $templateId;
+    protected static $locationId = 'us-central1';
+
+    public static function setUpBeforeClass(): void
+    {
+        $options = ['apiEndpoint' => 'modelarmor.' . self::$locationId . '.rep.googleapis.com'];
+        self::$client = new ModelArmorClient($options);
+        self::$templateId = static::getTemplatePrefix() . uniqid();
+    }
+
+    public static function tearDownAfterClass(): void
+    {
+        $templateName = self::$client->templateName(self::$projectId, self::$locationId, self::$templateId);
+        try {
+            static::customTeardown();
+            $request = (new DeleteTemplateRequest())->setName($templateName);
+            self::$client->deleteTemplate($request);
+        } catch (GaxApiException $e) {
+            if ($e->getStatus() != 'NOT_FOUND') {
+                throw $e;
+            }
+        }
+        self::$client->close();
+    }
+
+    abstract protected static function getTemplatePrefix(): string;
+    protected static function customTeardown(): void
+    {
+    }
+
+    protected function runSnippetfile(string $snippetName, array $params = []): string
+    {
+        $output = $this->runSnippet($snippetName, $params);
+        return $output;
+    }
+
+    protected static function getProjectId()
+    {
+        return self::$projectId;
+    }
+}
diff --git a/modelarmor/test/deleteTemplateTest.php b/modelarmor/test/deleteTemplateTest.php
new file mode 100644
index 0000000000..f9667ab6ba
--- /dev/null
+++ b/modelarmor/test/deleteTemplateTest.php
@@ -0,0 +1,49 @@
+<?php
+/*
+ * Copyright 2025 Google LLC.
+ *
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+*/
+
+declare(strict_types=1);
+
+namespace Google\Cloud\Samples\ModelArmor;
+
+class deleteTemplateTest extends BaseTestCase
+{
+    protected static function getTemplatePrefix(): string
+    {
+        return 'php-delete-template-';
+    }
+
+    public function testGetTemplate()
+    {
+        $projectId = self::getProjectId();
+
+        // Create template before retrieving it.
+        $this->runSnippetfile('create_template', [
+            $projectId,
+            self::$locationId,
+            self::$templateId,
+        ]);
+
+        $output = $this->runSnippetfile('delete_template', [
+            $projectId,
+            self::$locationId,
+            self::$templateId,
+        ]);
+
+        $expectedTemplateString = 'Deleted template: projects/' . $projectId . '/locations/' . self::$locationId . '/templates/' . self::$templateId;
+        $this->assertStringContainsString($expectedTemplateString, $output);
+    }
+}
diff --git a/modelarmor/test/getTemplateTest.php b/modelarmor/test/getTemplateTest.php
new file mode 100644
index 0000000000..9b4fc4fb9e
--- /dev/null
+++ b/modelarmor/test/getTemplateTest.php
@@ -0,0 +1,49 @@
+<?php
+/*
+ * Copyright 2025 Google LLC.
+ *
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+*/
+
+declare(strict_types=1);
+
+namespace Google\Cloud\Samples\ModelArmor;
+
+class getTemplateTest extends BaseTestCase
+{
+    protected static function getTemplatePrefix(): string
+    {
+        return 'php-get-template-';
+    }
+
+    public function testGetTemplate()
+    {
+        $projectId = self::getProjectId();
+
+        // Create template before retrieving it.
+        $this->runSnippetfile('create_template', [
+            $projectId,
+            self::$locationId,
+            self::$templateId,
+        ]);
+
+        $output = $this->runSnippetfile('get_template', [
+            $projectId,
+            self::$locationId,
+            self::$templateId,
+        ]);
+
+        $expectedTemplateString = 'Template retrieved: projects/' . $projectId . '/locations/' . self::$locationId . '/templates/' . self::$templateId;
+        $this->assertStringContainsString($expectedTemplateString, $output);
+    }
+}
diff --git a/modelarmor/test/listTemplatesTest.php b/modelarmor/test/listTemplatesTest.php
new file mode 100644
index 0000000000..18de5829bf
--- /dev/null
+++ b/modelarmor/test/listTemplatesTest.php
@@ -0,0 +1,48 @@
+<?php
+/*
+ * Copyright 2025 Google LLC.
+ *
+ * Licensed under the Apache License, Version 2.0 (the 'License');
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an 'AS IS' BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+*/
+
+declare(strict_types=1);
+
+namespace Google\Cloud\Samples\ModelArmor;
+
+class listTemplatesTest extends BaseTestCase
+{
+    protected static function getTemplatePrefix(): string
+    {
+        return 'php-list-templates-';
+    }
+
+    public function testGetTemplate()
+    {
+        $projectId = self::getProjectId();
+
+        // Create template before retrieving it.
+        $this->runSnippetfile('create_template', [
+            $projectId,
+            self::$locationId,
+            self::$templateId,
+        ]);
+
+        $output = $this->runSnippetfile('list_templates', [
+            $projectId,
+            self::$locationId
+        ]);
+
+        $expectedTemplateString = 'Template: projects/' . $projectId . '/locations/' . self::$locationId . '/templates/' . self::$templateId;
+        $this->assertStringContainsString($expectedTemplateString, $output);
+    }
+}