diff --git a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SlimFrameworkServerCodegen.java b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SlimFrameworkServerCodegen.java
index 1b8680cab6e..847f1a5fdcd 100644
--- a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SlimFrameworkServerCodegen.java
+++ b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SlimFrameworkServerCodegen.java
@@ -27,12 +27,12 @@ public class SlimFrameworkServerCodegen extends DefaultCodegen implements Codege
 
         String packagePath = "SwaggerServer";
 
-        modelPackage = packagePath + "/lib/models";
-        apiPackage = packagePath + "/lib";
-        outputFolder = "generated-code/slim";
+        modelPackage = packagePath + "\\lib\\Models";
+        apiPackage = packagePath + "\\lib";
+        outputFolder = "generated-code" + File.separator + "slim";
+        modelTemplateFiles.put("model.mustache", ".php");
 
-        // no model, api files
-        modelTemplateFiles.clear();
+        // no api files
         apiTemplateFiles.clear();
 
         embeddedTemplateDir = templateDir = "slim";
diff --git a/modules/swagger-codegen/src/main/resources/slim/model.mustache b/modules/swagger-codegen/src/main/resources/slim/model.mustache
new file mode 100644
index 00000000000..48f586793ee
--- /dev/null
+++ b/modules/swagger-codegen/src/main/resources/slim/model.mustache
@@ -0,0 +1,15 @@
+<?php
+{{#models}}{{#model}}/*
+ * {{classname}}
+ */
+namespace {{package}};
+
+/*
+ * {{classname}}
+ */
+class {{classname}} {
+    {{#vars}}/* @var {{datatype}} ${{name}} {{#description}}{{description}}{{/description}} */
+    private ${{name}};
+    {{/vars}}
+}
+{{/model}}{{/models}}
\ No newline at end of file
diff --git a/samples/server/petstore/slim/SwaggerServer/lib/models/ApiResponse.php b/samples/server/petstore/slim/SwaggerServer/lib/models/ApiResponse.php
new file mode 100644
index 00000000000..25779f3fc34
--- /dev/null
+++ b/samples/server/petstore/slim/SwaggerServer/lib/models/ApiResponse.php
@@ -0,0 +1,18 @@
+<?php
+/*
+ * ApiResponse
+ */
+namespace SwaggerServer\lib\models;
+
+/*
+ * ApiResponse
+ */
+class ApiResponse {
+    /* @var int $code  */
+    private $code;
+    /* @var string $type  */
+    private $type;
+    /* @var string $message  */
+    private $message;
+    
+}
diff --git a/samples/server/petstore/slim/SwaggerServer/lib/models/Category.php b/samples/server/petstore/slim/SwaggerServer/lib/models/Category.php
new file mode 100644
index 00000000000..df850ec1d65
--- /dev/null
+++ b/samples/server/petstore/slim/SwaggerServer/lib/models/Category.php
@@ -0,0 +1,16 @@
+<?php
+/*
+ * Category
+ */
+namespace SwaggerServer\lib\models;
+
+/*
+ * Category
+ */
+class Category {
+    /* @var int $id  */
+    private $id;
+    /* @var string $name  */
+    private $name;
+    
+}
diff --git a/samples/server/petstore/slim/SwaggerServer/lib/models/Order.php b/samples/server/petstore/slim/SwaggerServer/lib/models/Order.php
new file mode 100644
index 00000000000..274aa80b7bf
--- /dev/null
+++ b/samples/server/petstore/slim/SwaggerServer/lib/models/Order.php
@@ -0,0 +1,24 @@
+<?php
+/*
+ * Order
+ */
+namespace SwaggerServer\lib\models;
+
+/*
+ * Order
+ */
+class Order {
+    /* @var int $id  */
+    private $id;
+    /* @var int $pet_id  */
+    private $pet_id;
+    /* @var int $quantity  */
+    private $quantity;
+    /* @var DateTime $ship_date  */
+    private $ship_date;
+    /* @var string $status Order Status */
+    private $status;
+    /* @var boolean $complete  */
+    private $complete;
+    
+}
diff --git a/samples/server/petstore/slim/SwaggerServer/lib/models/Pet.php b/samples/server/petstore/slim/SwaggerServer/lib/models/Pet.php
new file mode 100644
index 00000000000..cfd4efe376f
--- /dev/null
+++ b/samples/server/petstore/slim/SwaggerServer/lib/models/Pet.php
@@ -0,0 +1,24 @@
+<?php
+/*
+ * Pet
+ */
+namespace SwaggerServer\lib\models;
+
+/*
+ * Pet
+ */
+class Pet {
+    /* @var int $id  */
+    private $id;
+    /* @var Category $category  */
+    private $category;
+    /* @var string $name  */
+    private $name;
+    /* @var array[string] $photo_urls  */
+    private $photo_urls;
+    /* @var array[Tag] $tags  */
+    private $tags;
+    /* @var string $status pet status in the store */
+    private $status;
+    
+}
diff --git a/samples/server/petstore/slim/SwaggerServer/lib/models/Tag.php b/samples/server/petstore/slim/SwaggerServer/lib/models/Tag.php
new file mode 100644
index 00000000000..8bbcb83f269
--- /dev/null
+++ b/samples/server/petstore/slim/SwaggerServer/lib/models/Tag.php
@@ -0,0 +1,16 @@
+<?php
+/*
+ * Tag
+ */
+namespace SwaggerServer\lib\models;
+
+/*
+ * Tag
+ */
+class Tag {
+    /* @var int $id  */
+    private $id;
+    /* @var string $name  */
+    private $name;
+    
+}
diff --git a/samples/server/petstore/slim/SwaggerServer/lib/models/User.php b/samples/server/petstore/slim/SwaggerServer/lib/models/User.php
new file mode 100644
index 00000000000..92ab9dfc054
--- /dev/null
+++ b/samples/server/petstore/slim/SwaggerServer/lib/models/User.php
@@ -0,0 +1,28 @@
+<?php
+/*
+ * User
+ */
+namespace SwaggerServer\lib\models;
+
+/*
+ * User
+ */
+class User {
+    /* @var int $id  */
+    private $id;
+    /* @var string $username  */
+    private $username;
+    /* @var string $first_name  */
+    private $first_name;
+    /* @var string $last_name  */
+    private $last_name;
+    /* @var string $email  */
+    private $email;
+    /* @var string $password  */
+    private $password;
+    /* @var string $phone  */
+    private $phone;
+    /* @var int $user_status User Status */
+    private $user_status;
+    
+}