diff --git a/sdks/php-client/.gitignore b/sdks/php-client/.gitignore
new file mode 100644
index 0000000000..61ead86667
--- /dev/null
+++ b/sdks/php-client/.gitignore
@@ -0,0 +1 @@
+/vendor
diff --git a/sdks/php-client/README.md b/sdks/php-client/README.md
index b0a435bbaf..812980d834 100644
--- a/sdks/php-client/README.md
+++ b/sdks/php-client/README.md
@@ -9,6 +9,21 @@ This is the PHP SDK for the Dify API, which allows you to easily integrate Dify
 
 ## Usage
 
+If you want to try the example, you can run `composer install` in this directory.
+
+In exist project, copy the `dify-client.php` to you project, and merge the following to your `composer.json` file, then run `composer install && composer dump-autoload` to install. Guzzle does not require 7.9, other versions have not been tested, but you can try. 
+
+```json
+{
+    "require": {
+        "guzzlehttp/guzzle": "^7.9"
+    },
+    "autoload": {
+        "files": ["path/to/dify-client.php"]
+    }
+}
+```
+
 After installing the SDK, you can use it in your project like this:
 
 ```php
@@ -16,10 +31,6 @@ After installing the SDK, you can use it in your project like this:
 
 require 'vendor/autoload.php';
 
-use YourVendorName\DifyPHP\DifyClient;
-use YourVendorName\DifyPHP\CompletionClient;
-use YourVendorName\DifyPHP\ChatClient;
-
 $apiKey = 'your-api-key-here';
 
 $difyClient = new DifyClient($apiKey);
diff --git a/sdks/php-client/composer.json b/sdks/php-client/composer.json
new file mode 100644
index 0000000000..6e49e44075
--- /dev/null
+++ b/sdks/php-client/composer.json
@@ -0,0 +1,9 @@
+{
+    "require": {
+        "php": ">=7.2",
+        "guzzlehttp/guzzle": "^7.9"
+    },
+    "autoload": {
+        "files": ["dify-client.php"]
+    }
+}
diff --git a/sdks/php-client/composer.lock b/sdks/php-client/composer.lock
new file mode 100644
index 0000000000..aa07dc03ef
--- /dev/null
+++ b/sdks/php-client/composer.lock
@@ -0,0 +1,663 @@
+{
+    "_readme": [
+        "This file locks the dependencies of your project to a known state",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
+        "This file is @generated automatically"
+    ],
+    "content-hash": "7827c548fdcc7e87cb0ae341dd2c6b1b",
+    "packages": [
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+            "name": "guzzlehttp/guzzle",
+            "version": "7.9.2",
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+                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/d281ed313b989f213357e3be1a179f02196ac99b",
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+            },
+            "require": {
+                "php": ">=8.1"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-main": "3.5-dev"
+                },
+                "thanks": {
+                    "name": "symfony/contracts",
+                    "url": "https://github.com/symfony/contracts"
+                }
+            },
+            "autoload": {
+                "files": [
+                    "function.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "A generic function and convention to trigger deprecation notices",
+            "homepage": "https://symfony.com",
+            "support": {
+                "source": "https://github.com/symfony/deprecation-contracts/tree/v3.5.1"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2024-09-25T14:20:29+00:00"
+        }
+    ],
+    "packages-dev": [],
+    "aliases": [],
+    "minimum-stability": "stable",
+    "stability-flags": [],
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": [],
+    "platform-dev": [],
+    "plugin-api-version": "2.6.0"
+}
diff --git a/sdks/php-client/dify-client.php b/sdks/php-client/dify-client.php
index ccd61f091a..acb862093a 100644
--- a/sdks/php-client/dify-client.php
+++ b/sdks/php-client/dify-client.php
@@ -1,7 +1,5 @@
 <?php
 
-require 'vendor/autoload.php';
-
 use GuzzleHttp\Client;
 
 class DifyClient {
@@ -11,7 +9,7 @@ class DifyClient {
 
     public function __construct($api_key, $base_url = null) {
         $this->api_key = $api_key;
-        $this->base_url = $base_url ?? "https://api.dify.ai/v1/";
+        $this->base_url = $base_url ?? 'https://api.dify.ai/v1/';
         $this->client = new Client([
             'base_uri' => $this->base_url,
             'headers' => [
@@ -19,13 +17,6 @@ class DifyClient {
                 'Content-Type' => 'application/json',
             ],
         ]);
-        $this->file_client = new Client([
-            'base_uri' => $this->base_url,
-            'headers' => [
-                'Authorization' => 'Bearer ' . $this->api_key,
-                'Content-Type' => 'multipart/form-data',
-            ],
-        ]);
     }
 
     protected function send_request($method, $endpoint, $data = null, $params = null, $stream = false) {
@@ -58,7 +49,7 @@ class DifyClient {
             'multipart' => $this->prepareMultipart($data, $files)
         ];
 
-        return $this->file_client->request('POST', 'files/upload', $options);
+        return $this->client->request('POST', 'files/upload', $options);
     }
 
     protected function prepareMultipart($data, $files) {
@@ -132,7 +123,7 @@ class ChatClient extends DifyClient {
     public function get_suggestions($message_id, $user) {
         $params = [
             'user' => $user
-        ]
+        ];
         return $this->send_request('GET', "messages/{$message_id}/suggested", null, $params);
     }
     
@@ -188,10 +179,9 @@ class ChatClient extends DifyClient {
             'user' => $user,
         ];
         $options = [
-            'multipart' => $this->prepareMultipart($data, $files)
+            'multipart' => $this->prepareMultipart($data, $audio_file)
         ];
-        return $this->file_client->request('POST', 'audio-to-text', $options);
-        
+        return $this->client->request('POST', 'audio-to-text', $options);
     }
 
 }