diff --git a/README.md b/README.md
index 892b4fa..939476a 100644
--- a/README.md
+++ b/README.md
@@ -126,7 +126,7 @@ ZaiClient client = ZaiClient.builder()
 
 // Create chat request
 ChatCompletionCreateParams request = ChatCompletionCreateParams.builder()
-    .model("glm-4.6")
+    .model("glm-5")
     .messages(Arrays.asList(
         ChatMessage.builder()
             .role(ChatMessageRole.USER.value())
@@ -154,7 +154,7 @@ if (response.isSuccess()) {
 ```java
 // Create streaming request
 ChatCompletionCreateParams streamRequest = ChatCompletionCreateParams.builder()
-    .model("glm-4.6")
+    .model("glm-5")
     .messages(Arrays.asList(
         ChatMessage.builder()
             .role(ChatMessageRole.USER.value())
@@ -284,7 +284,7 @@ public class AIController {
     @PostMapping("/chat")
     public ResponseEntity<String> chat(@RequestBody ChatRequest request) {
         ChatCompletionCreateParams params = ChatCompletionCreateParams.builder()
-            .model("glm-4.6")
+            .model("glm-5")
             .messages(Arrays.asList(
                 ChatMessage.builder()
                     .role(ChatMessageRole.USER.value())
diff --git a/README_CN.md b/README_CN.md
index 9a17c2f..a25f57e 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -125,7 +125,7 @@ ZaiClient client = ZaiClient.builder()
 
 // 创建对话请求
 ChatCompletionCreateParams request = ChatCompletionCreateParams.builder()
-    .model("glm-4.6")
+    .model("glm-5")
     .messages(Arrays.asList(
         ChatMessage.builder()
             .role(ChatMessageRole.USER.value())
@@ -153,7 +153,7 @@ if (response.isSuccess()) {
 ```java
 // 创建流式请求
 ChatCompletionCreateParams streamRequest = ChatCompletionCreateParams.builder()
-    .model("glm-4.6")
+    .model("glm-5")
     .messages(Arrays.asList(
         ChatMessage.builder()
             .role(ChatMessageRole.USER.value())
@@ -285,7 +285,7 @@ public class AIController {
     @PostMapping("/chat")
     public ResponseEntity<String> chat(@RequestBody ChatRequest request) {
         ChatCompletionCreateParams params = ChatCompletionCreateParams.builder()
-            .model("glm-4.6")
+            .model("glm-5")
             .messages(Arrays.asList(
                 ChatMessage.builder()
                     .role(ChatMessageRole.USER.value())
diff --git a/samples/src/main/ai.z.openapi.samples/ChatAsyncCompletionExample.java b/samples/src/main/ai.z.openapi.samples/ChatAsyncCompletionExample.java
index bd72b64..399063b 100644
--- a/samples/src/main/ai.z.openapi.samples/ChatAsyncCompletionExample.java
+++ b/samples/src/main/ai.z.openapi.samples/ChatAsyncCompletionExample.java
@@ -31,7 +31,7 @@ public class ChatAsyncCompletionExample {
         
         // Create chat request
         ChatCompletionCreateParams request = ChatCompletionCreateParams.builder()
-            .model("glm-4.7")
+            .model("glm-5")
             .messages(Arrays.asList(
                 ChatMessage.builder()
                     .role(ChatMessageRole.USER.value())
diff --git a/samples/src/main/ai.z.openapi.samples/ChatCompletionExample.java b/samples/src/main/ai.z.openapi.samples/ChatCompletionExample.java
index d0ab396..f586ef3 100644
--- a/samples/src/main/ai.z.openapi.samples/ChatCompletionExample.java
+++ b/samples/src/main/ai.z.openapi.samples/ChatCompletionExample.java
@@ -25,7 +25,7 @@ public class ChatCompletionExample {
 
         // Create chat request
         ChatCompletionCreateParams request = ChatCompletionCreateParams.builder()
-            .model("glm-4.7")
+            .model("glm-5")
             .messages(Arrays.asList(
                 ChatMessage.builder()
                     .role(ChatMessageRole.USER.value())
diff --git a/samples/src/main/ai.z.openapi.samples/ChatCompletionStreamExample.java b/samples/src/main/ai.z.openapi.samples/ChatCompletionStreamExample.java
index 05fdd09..2cae124 100644
--- a/samples/src/main/ai.z.openapi.samples/ChatCompletionStreamExample.java
+++ b/samples/src/main/ai.z.openapi.samples/ChatCompletionStreamExample.java
@@ -17,7 +17,7 @@ public class ChatCompletionStreamExample {
         
         // Create chat request
         ChatCompletionCreateParams streamRequest = ChatCompletionCreateParams.builder()
-            .model("glm-4.7")
+            .model("glm-5")
             .messages(Arrays.asList(
                 ChatMessage.builder()
                     .role(ChatMessageRole.USER.value())
diff --git a/samples/src/main/ai.z.openapi.samples/ChatCompletionWithCustomHeadersExample.java b/samples/src/main/ai.z.openapi.samples/ChatCompletionWithCustomHeadersExample.java
index ab36308..a4d14b7 100644
--- a/samples/src/main/ai.z.openapi.samples/ChatCompletionWithCustomHeadersExample.java
+++ b/samples/src/main/ai.z.openapi.samples/ChatCompletionWithCustomHeadersExample.java
@@ -23,7 +23,7 @@ public class ChatCompletionWithCustomHeadersExample {
 
         // Create chat request
         ChatCompletionCreateParams request = ChatCompletionCreateParams.builder()
-                .model("glm-4.7")
+                .model("glm-5")
                 .messages(Arrays.asList(
                         ChatMessage.builder()
                                 .role(ChatMessageRole.USER.value())
diff --git a/samples/src/main/ai.z.openapi.samples/ChatCompletionWithMcpServerUrlExample.java b/samples/src/main/ai.z.openapi.samples/ChatCompletionWithMcpServerUrlExample.java
index 9b9d7eb..44c5029 100644
--- a/samples/src/main/ai.z.openapi.samples/ChatCompletionWithMcpServerUrlExample.java
+++ b/samples/src/main/ai.z.openapi.samples/ChatCompletionWithMcpServerUrlExample.java
@@ -35,7 +35,7 @@ public class ChatCompletionWithMcpServerUrlExample {
 
         // Create chat request
         ChatCompletionCreateParams request = ChatCompletionCreateParams.builder()
-            .model("glm-4.7")
+            .model("glm-5")
             .messages(Collections.singletonList(
                 ChatMessage.builder()
                     .role(ChatMessageRole.USER.value())
diff --git a/samples/src/main/ai.z.openapi.samples/CustomClientExample.java b/samples/src/main/ai.z.openapi.samples/CustomClientExample.java
index 037969b..5e0ff75 100644
--- a/samples/src/main/ai.z.openapi.samples/CustomClientExample.java
+++ b/samples/src/main/ai.z.openapi.samples/CustomClientExample.java
@@ -50,7 +50,7 @@ public class CustomClientExample {
 
         // Create chat request
         ChatCompletionCreateParams request = ChatCompletionCreateParams.builder()
-            .model("glm-4.7")
+            .model("glm-5")
             .messages(Arrays.asList(
                 ChatMessage.builder()
                     .role(ChatMessageRole.USER.value())
diff --git a/samples/src/main/ai.z.openapi.samples/CustomTimeoutExample.java b/samples/src/main/ai.z.openapi.samples/CustomTimeoutExample.java
index 6b4d248..32ac356 100644
--- a/samples/src/main/ai.z.openapi.samples/CustomTimeoutExample.java
+++ b/samples/src/main/ai.z.openapi.samples/CustomTimeoutExample.java
@@ -31,7 +31,7 @@ public class CustomTimeoutExample {
 
         // Create chat request
         ChatCompletionCreateParams request = ChatCompletionCreateParams.builder()
-            .model("glm-4.7")
+            .model("glm-5")
             .messages(Arrays.asList(
                 ChatMessage.builder()
                     .role(ChatMessageRole.USER.value())
diff --git a/samples/src/main/ai.z.openapi.samples/GLM45VExample.java b/samples/src/main/ai.z.openapi.samples/GLMVisionExample.java
similarity index 93%
rename from samples/src/main/ai.z.openapi.samples/GLM45VExample.java
rename to samples/src/main/ai.z.openapi.samples/GLMVisionExample.java
index 2ca8d4c..5174c4c 100644
--- a/samples/src/main/ai.z.openapi.samples/GLM45VExample.java
+++ b/samples/src/main/ai.z.openapi.samples/GLMVisionExample.java
@@ -1,8 +1,6 @@
 package ai.z.openapi.samples;
 
 import ai.z.openapi.ZaiClient;
-import ai.z.openapi.ZhipuAiClient;
-import ai.z.openapi.core.Constants;
 import ai.z.openapi.service.model.ChatCompletionCreateParams;
 import ai.z.openapi.service.model.ChatCompletionResponse;
 import ai.z.openapi.service.model.ChatMessage;
@@ -18,7 +16,7 @@ import java.util.Arrays;
  * Streaming Chat Example
  * Demonstrates how to use ZaiClient for streaming chat conversations
  */
-public class GLM45VExample {
+public class GLMVisionExample {
     
     public static void main(String[] args) throws IOException {
         // Create client
@@ -27,7 +25,7 @@ public class GLM45VExample {
 
         // Create chat request
         ChatCompletionCreateParams streamRequest = ChatCompletionCreateParams.builder()
-            .model(Constants.ModelChatGLM4_5V)
+            .model("glm-4.6v")
             .messages(Arrays.asList(
                 ChatMessage.builder()
                     .role(ChatMessageRole.USER.value())