diff --git a/jdcloud_sdk/services/aisearch/ChangeLog.md b/jdcloud_sdk/services/aisearch/ChangeLog.md
index 67001faa..bb74f401 100644
--- a/jdcloud_sdk/services/aisearch/ChangeLog.md
+++ b/jdcloud_sdk/services/aisearch/ChangeLog.md
@@ -1,9 +1,9 @@
 # 更新历史 #
 
-API版本：0.1.0
+API版本：2.0.0
 
-| 发布时间       | 版本号   | 更新    | 说明   |
-|------------|-------|-------|------|
-| 2025-04-29 | 0.1.0 | MVP版本 | 基础功能 |
-|------------|-------|-------|------|
-| 2025-12-29 | 0.2.0 | 图片处理 | 基础功能 |
+| 发布时间       | 版本号   | 更新       | 说明             |
+|------------|-------|----------|----------------|
+| 2025-04-29 | 0.1.0 | MVP版本    | 基础功能           |
+| 2025-12-29 | 0.2.0 | 图片处理     | 基础功能           |
+| 2026-01-28 | 2.0.0 | AI扩图     | 新增长转方无文字&方转长功能 |
diff --git a/jdcloud_sdk/services/aisearch/apis/ExternalSubmitSquareToLongTaskBase64Request.py b/jdcloud_sdk/services/aisearch/apis/ExternalSubmitSquareToLongTaskBase64Request.py
index 6170fb0c..b8fe9e8c 100644
--- a/jdcloud_sdk/services/aisearch/apis/ExternalSubmitSquareToLongTaskBase64Request.py
+++ b/jdcloud_sdk/services/aisearch/apis/ExternalSubmitSquareToLongTaskBase64Request.py
@@ -32,7 +32,7 @@ def __init__(self, parameters, header=None, version="v1"):
 
 class ExternalSubmitSquareToLongTaskBase64Parameters(object):
 
-    def __init__(self,apiKey, requestId, imageBase64):
+    def __init__(self,apiKey, requestId, imageBase64, ):
         """
         :param apiKey: api key编号
         :param requestId: 请求id，api key下唯一
@@ -42,4 +42,18 @@ def __init__(self,apiKey, requestId, imageBase64):
         self.apiKey = apiKey
         self.requestId = requestId
         self.imageBase64 = imageBase64
+        self.taskType = None
+        self.hwType = None
+
+    def setTaskType(self, taskType):
+        """
+        :param taskType: (Optional) 任务类型
+        """
+        self.taskType = taskType
+
+    def setHwType(self, hwType):
+        """
+        :param hwType: (Optional) 扩图类型:1-竖向扩图,2-横向扩图（仅对方转长无文字任务有效）
+        """
+        self.hwType = hwType
 
diff --git a/jdcloud_sdk/services/aisearch/client/AisearchClient.py b/jdcloud_sdk/services/aisearch/client/AisearchClient.py
index b395d92d..f6390c31 100644
--- a/jdcloud_sdk/services/aisearch/client/AisearchClient.py
+++ b/jdcloud_sdk/services/aisearch/client/AisearchClient.py
@@ -26,4 +26,4 @@ def __init__(self, credential, config=None, logger=None):
         if config is None:
             config = Config('aisearch.jdcloud-api.com')
 
-        super(AisearchClient, self).__init__(credential, config, 'aisearch', '0.2.0', logger)
+        super(AisearchClient, self).__init__(credential, config, 'aisearch', '2.0.0', logger)
diff --git a/setup.py b/setup.py
index b1fa0be2..ba5370be 100644
--- a/setup.py
+++ b/setup.py
@@ -9,7 +9,7 @@
 
 setup(
     name='jdcloud_sdk',
-    version="1.6.306",
+    version="1.6.307",
     long_description=long_description,
     long_description_content_type="text/markdown",
     author='JDCloud API Gateway Team',