diff --git a/modules/openapi-generator/src/main/resources/php-nextgen/Configuration.mustache b/modules/openapi-generator/src/main/resources/php-nextgen/Configuration.mustache
index adb3e3bedc45..fd56adcf88b5 100644
--- a/modules/openapi-generator/src/main/resources/php-nextgen/Configuration.mustache
+++ b/modules/openapi-generator/src/main/resources/php-nextgen/Configuration.mustache
@@ -114,6 +114,13 @@ class Configuration
      */
     protected string $tempFolderPath;
 
+    /**
+     * Ignore operation specific hosts
+     * 
+     * @var bool
+     */
+    protected bool $ignoreOperationHosts = false;
+
     /**
      * Constructor
      */
@@ -383,6 +390,29 @@ class Configuration
         return $this->tempFolderPath;
     }
 
+    /**
+     * Sets the ignore operation specific hosts flag
+     *
+     * @param bool $ignoreOperationHosts Ignore operation specific hosts flag
+     *
+     * @return $this
+     */
+    public function setIgnoreOperationHosts(bool $ignoreOperationHosts): static
+    {
+        $this->ignoreOperationHosts = $ignoreOperationHosts;
+        return $this;
+    }
+
+    /**
+     * Gets the ignore operation specific hosts flag
+     *
+     * @return bool Ignore operation specific hosts flag
+     */
+    public function getIgnoreOperationHosts(): bool
+    {
+        return $this->ignoreOperationHosts;
+    }
+
     /**
      * Gets the default configuration instance
      *
diff --git a/modules/openapi-generator/src/main/resources/php-nextgen/api.mustache b/modules/openapi-generator/src/main/resources/php-nextgen/api.mustache
index 6a1820f58af3..48df1e87b6b6 100644
--- a/modules/openapi-generator/src/main/resources/php-nextgen/api.mustache
+++ b/modules/openapi-generator/src/main/resources/php-nextgen/api.mustache
@@ -842,17 +842,21 @@ use {{invokerPackage}}\ObjectSerializer;
         );
 
         {{#servers.0}}
-        # Preserve the original behavior of server indexing.
-        if ($hostIndex === null) {
-            $hostIndex = $this->hostIndex;
-        }
+        if ($this->config->getIgnoreOperationHosts()) {
+            $operationHost = $this->config->getHost();
+        } else {
+            # Preserve the original behavior of server indexing.
+            if ($hostIndex === null) {
+                $hostIndex = $this->hostIndex;
+            }
 
-        $hostSettings = $this->getHostSettingsFor{{operationId}}();
+            $hostSettings = $this->getHostSettingsFor{{operationId}}();
 
-        if ($hostIndex < 0 || $hostIndex >= count($hostSettings)) {
-            throw new InvalidArgumentException("Invalid index {$hostIndex} when selecting the host. Must be less than ".count($hostSettings));
+            if ($hostIndex < 0 || $hostIndex >= count($hostSettings)) {
+                throw new InvalidArgumentException("Invalid index {$hostIndex} when selecting the host. Must be less than ".count($hostSettings));
+            }
+            $operationHost = Configuration::getHostString($hostSettings, $hostIndex, $variables);
         }
-        $operationHost = Configuration::getHostString($hostSettings, $hostIndex, $variables);
         {{/servers.0}}
         {{^servers.0}}
         $operationHost = $this->config->getHost();
diff --git a/samples/client/echo_api/php-nextgen-streaming/src/Configuration.php b/samples/client/echo_api/php-nextgen-streaming/src/Configuration.php
index 64d71ed3ae7b..854da1ad358f 100644
--- a/samples/client/echo_api/php-nextgen-streaming/src/Configuration.php
+++ b/samples/client/echo_api/php-nextgen-streaming/src/Configuration.php
@@ -123,6 +123,13 @@ class Configuration
      */
     protected string $tempFolderPath;
 
+    /**
+     * Ignore operation specific hosts
+     * 
+     * @var bool
+     */
+    protected bool $ignoreOperationHosts = false;
+
     /**
      * Constructor
      */
@@ -392,6 +399,29 @@ public function getTempFolderPath(): string
         return $this->tempFolderPath;
     }
 
+    /**
+     * Sets the ignore operation specific hosts flag
+     *
+     * @param bool $ignoreOperationHosts Ignore operation specific hosts flag
+     *
+     * @return $this
+     */
+    public function setIgnoreOperationHosts(bool $ignoreOperationHosts): static
+    {
+        $this->ignoreOperationHosts = $ignoreOperationHosts;
+        return $this;
+    }
+
+    /**
+     * Gets the ignore operation specific hosts flag
+     *
+     * @return bool Ignore operation specific hosts flag
+     */
+    public function getIgnoreOperationHosts(): bool
+    {
+        return $this->ignoreOperationHosts;
+    }
+
     /**
      * Gets the default configuration instance
      *
diff --git a/samples/client/echo_api/php-nextgen/src/Configuration.php b/samples/client/echo_api/php-nextgen/src/Configuration.php
index 64d71ed3ae7b..854da1ad358f 100644
--- a/samples/client/echo_api/php-nextgen/src/Configuration.php
+++ b/samples/client/echo_api/php-nextgen/src/Configuration.php
@@ -123,6 +123,13 @@ class Configuration
      */
     protected string $tempFolderPath;
 
+    /**
+     * Ignore operation specific hosts
+     * 
+     * @var bool
+     */
+    protected bool $ignoreOperationHosts = false;
+
     /**
      * Constructor
      */
@@ -392,6 +399,29 @@ public function getTempFolderPath(): string
         return $this->tempFolderPath;
     }
 
+    /**
+     * Sets the ignore operation specific hosts flag
+     *
+     * @param bool $ignoreOperationHosts Ignore operation specific hosts flag
+     *
+     * @return $this
+     */
+    public function setIgnoreOperationHosts(bool $ignoreOperationHosts): static
+    {
+        $this->ignoreOperationHosts = $ignoreOperationHosts;
+        return $this;
+    }
+
+    /**
+     * Gets the ignore operation specific hosts flag
+     *
+     * @return bool Ignore operation specific hosts flag
+     */
+    public function getIgnoreOperationHosts(): bool
+    {
+        return $this->ignoreOperationHosts;
+    }
+
     /**
      * Gets the default configuration instance
      *
diff --git a/samples/client/petstore/php-nextgen/OpenAPIClient-php/src/Api/PetApi.php b/samples/client/petstore/php-nextgen/OpenAPIClient-php/src/Api/PetApi.php
index 6353cf553363..33136f27f8da 100644
--- a/samples/client/petstore/php-nextgen/OpenAPIClient-php/src/Api/PetApi.php
+++ b/samples/client/petstore/php-nextgen/OpenAPIClient-php/src/Api/PetApi.php
@@ -477,17 +477,21 @@ public function addPetRequest(
             $headers
         );
 
-        # Preserve the original behavior of server indexing.
-        if ($hostIndex === null) {
-            $hostIndex = $this->hostIndex;
-        }
+        if ($this->config->getIgnoreOperationHosts()) {
+            $operationHost = $this->config->getHost();
+        } else {
+            # Preserve the original behavior of server indexing.
+            if ($hostIndex === null) {
+                $hostIndex = $this->hostIndex;
+            }
 
-        $hostSettings = $this->getHostSettingsForaddPet();
+            $hostSettings = $this->getHostSettingsForaddPet();
 
-        if ($hostIndex < 0 || $hostIndex >= count($hostSettings)) {
-            throw new InvalidArgumentException("Invalid index {$hostIndex} when selecting the host. Must be less than ".count($hostSettings));
+            if ($hostIndex < 0 || $hostIndex >= count($hostSettings)) {
+                throw new InvalidArgumentException("Invalid index {$hostIndex} when selecting the host. Must be less than ".count($hostSettings));
+            }
+            $operationHost = Configuration::getHostString($hostSettings, $hostIndex, $variables);
         }
-        $operationHost = Configuration::getHostString($hostSettings, $hostIndex, $variables);
         $query = ObjectSerializer::buildQuery($queryParams);
         return new Request(
             'POST',
@@ -1870,17 +1874,21 @@ public function updatePetRequest(
             $headers
         );
 
-        # Preserve the original behavior of server indexing.
-        if ($hostIndex === null) {
-            $hostIndex = $this->hostIndex;
-        }
+        if ($this->config->getIgnoreOperationHosts()) {
+            $operationHost = $this->config->getHost();
+        } else {
+            # Preserve the original behavior of server indexing.
+            if ($hostIndex === null) {
+                $hostIndex = $this->hostIndex;
+            }
 
-        $hostSettings = $this->getHostSettingsForupdatePet();
+            $hostSettings = $this->getHostSettingsForupdatePet();
 
-        if ($hostIndex < 0 || $hostIndex >= count($hostSettings)) {
-            throw new InvalidArgumentException("Invalid index {$hostIndex} when selecting the host. Must be less than ".count($hostSettings));
+            if ($hostIndex < 0 || $hostIndex >= count($hostSettings)) {
+                throw new InvalidArgumentException("Invalid index {$hostIndex} when selecting the host. Must be less than ".count($hostSettings));
+            }
+            $operationHost = Configuration::getHostString($hostSettings, $hostIndex, $variables);
         }
-        $operationHost = Configuration::getHostString($hostSettings, $hostIndex, $variables);
         $query = ObjectSerializer::buildQuery($queryParams);
         return new Request(
             'PUT',
diff --git a/samples/client/petstore/php-nextgen/OpenAPIClient-php/src/Configuration.php b/samples/client/petstore/php-nextgen/OpenAPIClient-php/src/Configuration.php
index c37920097072..ea9c2fcbc88d 100644
--- a/samples/client/petstore/php-nextgen/OpenAPIClient-php/src/Configuration.php
+++ b/samples/client/petstore/php-nextgen/OpenAPIClient-php/src/Configuration.php
@@ -122,6 +122,13 @@ class Configuration
      */
     protected string $tempFolderPath;
 
+    /**
+     * Ignore operation specific hosts
+     * 
+     * @var bool
+     */
+    protected bool $ignoreOperationHosts = false;
+
     /**
      * Constructor
      */
@@ -391,6 +398,29 @@ public function getTempFolderPath(): string
         return $this->tempFolderPath;
     }
 
+    /**
+     * Sets the ignore operation specific hosts flag
+     *
+     * @param bool $ignoreOperationHosts Ignore operation specific hosts flag
+     *
+     * @return $this
+     */
+    public function setIgnoreOperationHosts(bool $ignoreOperationHosts): static
+    {
+        $this->ignoreOperationHosts = $ignoreOperationHosts;
+        return $this;
+    }
+
+    /**
+     * Gets the ignore operation specific hosts flag
+     *
+     * @return bool Ignore operation specific hosts flag
+     */
+    public function getIgnoreOperationHosts(): bool
+    {
+        return $this->ignoreOperationHosts;
+    }
+
     /**
      * Gets the default configuration instance
      *