diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Extensions/WechatOpenAIClientExecuteBotExtensions.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Extensions/WechatOpenAIClientExecuteBotExtensions.cs
index 71b3aad2..04441b0d 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Extensions/WechatOpenAIClientExecuteBotExtensions.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Extensions/WechatOpenAIClientExecuteBotExtensions.cs
@@ -19,6 +19,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-10 下线。")]
         public static async Task<Models.BatchImportSkillResponse> ExecuteBatchImportSkillAsync(this WechatOpenAIClient client, Models.BatchImportSkillRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
@@ -41,6 +42,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-10 下线。")]
         public static async Task<Models.PublishResponse> ExecutePublishAsync(this WechatOpenAIClient client, Models.PublishRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
@@ -63,6 +65,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-10 下线。")]
         public static async Task<Models.PublishProgressResponse> ExecutePublishProgressAsync(this WechatOpenAIClient client, Models.PublishProgressRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
@@ -85,6 +88,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-10 下线。")]
         public static async Task<Models.SetAutoReplyResponse> ExecuteSetAutoReplyAsync(this WechatOpenAIClient client, Models.SetAutoReplyRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
@@ -107,6 +111,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-10 下线。")]
         public static async Task<Models.LabelBatchSetResponse> ExecuteLabelBatchSetAsync(this WechatOpenAIClient client, Models.LabelBatchSetRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Extensions/WechatOpenAIClientExecuteDialogExtensions.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Extensions/WechatOpenAIClientExecuteDialogExtensions.cs
index 4747e1c5..9b102f25 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Extensions/WechatOpenAIClientExecuteDialogExtensions.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Extensions/WechatOpenAIClientExecuteDialogExtensions.cs
@@ -19,6 +19,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-10 下线。")]
         public static async Task<Models.SignResponse> ExecuteSignAsync(this WechatOpenAIClient client, Models.SignRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
@@ -41,6 +42,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-10 下线。")]
         public static async Task<Models.AIBotResponse> ExecuteAIBotAsync(this WechatOpenAIClient client, Models.AIBotRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
@@ -63,6 +65,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-07 下线。")]
         public static async Task<Models.FeedbackResponse> ExecuteFeedbackAsync(this WechatOpenAIClient client, Models.FeedbackRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
@@ -85,6 +88,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-07 下线。")]
         public static async Task<Models.GetHotQueryListResponse> ExecuteGetHotQueryListAsync(this WechatOpenAIClient client, Models.GetHotQueryListRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
@@ -107,6 +111,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-07 下线。")]
         public static async Task<Models.GetHotQueryDetailResponse> ExecuteGetHotQueryDetailAsync(this WechatOpenAIClient client, Models.GetHotQueryDetailRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Extensions/WechatOpenAIClientExecuteMpExtensions.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Extensions/WechatOpenAIClientExecuteMpExtensions.cs
index 21efbaef..390982b1 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Extensions/WechatOpenAIClientExecuteMpExtensions.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Extensions/WechatOpenAIClientExecuteMpExtensions.cs
@@ -22,6 +22,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-07 下线。")]
         public static async Task<Models.GetBindLinkResponse> ExecuteGetBindLinkAsync(this WechatOpenAIClient client, Models.GetBindLinkRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
@@ -44,6 +45,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-07 下线。")]
         public static async Task<Models.GetBindListResponse> ExecuteGetBindListAsync(this WechatOpenAIClient client, Models.GetBindListRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
@@ -66,6 +68,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-07 下线。")]
         public static async Task<Models.UnbindMpResponse> ExecuteUnbindMpAsync(this WechatOpenAIClient client, Models.UnbindMpRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
@@ -88,6 +91,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-07 下线。")]
         public static async Task<Models.GetH5LinkResponse> ExecuteGetH5LinkAsync(this WechatOpenAIClient client, Models.GetH5LinkRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
@@ -110,6 +114,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI
         /// <param name="request"></param>
         /// <param name="cancellationToken"></param>
         /// <returns></returns>
+        [Obsolete("相关接口或字段于 2023-04-07 下线。")]
         public static async Task<Models.AssetsUploadResponse> ExecuteAssetsUploadAsync(this WechatOpenAIClient client, Models.AssetsUploadRequest request, CancellationToken cancellationToken = default)
         {
             if (client is null) throw new ArgumentNullException(nameof(client));
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/BatchImportSkillRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/BatchImportSkillRequest.cs
index 967e3a53..f7ed8474 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/BatchImportSkillRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/BatchImportSkillRequest.cs
@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
@@ -5,6 +6,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
     /// <summary>
     /// <para>表示 [POST] /batchimportskill/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class BatchImportSkillRequest : WechatOpenAIRequest, WechatOpenAIRequest.Serialization.IEncryptedXmlable
     {
         public static class Types
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/BatchImportSkillResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/BatchImportSkillResponse.cs
index bae90ee8..e1a95366 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/BatchImportSkillResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/BatchImportSkillResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /batchimportskill/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class BatchImportSkillResponse : WechatOpenAIResponse
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/LabelBatchSetRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/LabelBatchSetRequest.cs
index cb5266e6..4277adce 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/LabelBatchSetRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/LabelBatchSetRequest.cs
@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
@@ -5,6 +6,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
     /// <summary>
     /// <para>表示 [POST] /label/batchset/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class LabelBatchSetRequest : WechatOpenAIRequest, WechatOpenAIRequest.Serialization.IEncryptedXmlable
     {
         public static class Types
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/LabelBatchSetResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/LabelBatchSetResponse.cs
index ec8ac882..d3a50c58 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/LabelBatchSetResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/LabelBatchSetResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /label/batchset/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class LabelBatchSetResponse : WechatOpenAIResponse
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishProgressRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishProgressRequest.cs
index 2a8f4a5b..d950a18d 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishProgressRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishProgressRequest.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /publish_progress/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class PublishProgressRequest : WechatOpenAIRequest, WechatOpenAIRequest.Serialization.IEncryptedXmlable
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishProgressResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishProgressResponse.cs
index 7736de1a..e1d89795 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishProgressResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishProgressResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /publish_progress/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class PublishProgressResponse : WechatOpenAIResponse<PublishProgressResponse.Types.Data>
     {
         public static class Types
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishRequest.cs
index 9bf4ecbd..ec9ab195 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishRequest.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /publish/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class PublishRequest : WechatOpenAIRequest, WechatOpenAIRequest.Serialization.IEncryptedXmlable
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishResponse.cs
index dd950bb0..5a56c88f 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/PublishResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /publish/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class PublishResponse : WechatOpenAIResponse
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/SetAutoReplyRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/SetAutoReplyRequest.cs
index a4c78b0f..b16516d5 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/SetAutoReplyRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/SetAutoReplyRequest.cs
@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
@@ -5,6 +6,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
     /// <summary>
     /// <para>表示 [POST] /setautoreply/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class SetAutoReplyRequest : WechatOpenAIRequest, WechatOpenAIRequest.Serialization.IEncryptedXmlable
     {
         public static class Types
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/SetAutoReplyResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/SetAutoReplyResponse.cs
index 7a7e0189..85be209b 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/SetAutoReplyResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Bot/SetAutoReplyResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /setautoreply/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class SetAutoReplyResponse : WechatOpenAIResponse
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/AIBotRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/AIBotRequest.cs
index 7b33ad17..cb00c60d 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/AIBotRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/AIBotRequest.cs
@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
@@ -5,6 +6,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
     /// <summary>
     /// <para>表示 [POST] /aibot/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class AIBotRequest : WechatOpenAIRequest
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/AIBotResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/AIBotResponse.cs
index 3d042ea5..98589dff 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/AIBotResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/AIBotResponse.cs
@@ -5,6 +5,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
     /// <summary>
     /// <para>表示 [POST] /aibot/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class AIBotResponse : WechatOpenAIResponse
     {
         public static class Types
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/FeedbackRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/FeedbackRequest.cs
index e0d4f039..d2e05b23 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/FeedbackRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/FeedbackRequest.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /feedback/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class FeedbackRequest : WechatOpenAIRequest, WechatOpenAIRequest.Serialization.IEncryptedXmlable
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/FeedbackResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/FeedbackResponse.cs
index 98c5dfdc..353fa830 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/FeedbackResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/FeedbackResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /feedback/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class FeedbackResponse : WechatOpenAIResponse
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryDetailRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryDetailRequest.cs
index 8e894aa0..5329eb9b 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryDetailRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryDetailRequest.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /gethotquerydetail/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class GetHotQueryDetailRequest : WechatOpenAIRequest, WechatOpenAIRequest.Serialization.IEncryptedXmlable
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryDetailResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryDetailResponse.cs
index c7ecd5ce..4941e104 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryDetailResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryDetailResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /gethotquerydetail/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class GetHotQueryDetailResponse : WechatOpenAIResponse<GetHotQueryDetailResponse.Types.Data>
     {
         public static class Types
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryListRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryListRequest.cs
index 738f2437..7f226650 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryListRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryListRequest.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /gethotquerylist/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class GetHotQueryListRequest : WechatOpenAIRequest, WechatOpenAIRequest.Serialization.IEncryptedXmlable
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryListResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryListResponse.cs
index 20f29d6b..22c4c7ad 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryListResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/GetHotQueryListResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /gethotquerylist/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class GetHotQueryListResponse : WechatOpenAIResponse<GetHotQueryListResponse.Types.Data>
     {
         public static class Types
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/SignRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/SignRequest.cs
index 88312303..f3d793a8 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/SignRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/SignRequest.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /sign/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class SignRequest : WechatOpenAIRequest
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/SignResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/SignResponse.cs
index de622555..7465b2f4 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/SignResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Dialog/SignResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /sign/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-10 下线。")]
     public class SignResponse : WechatOpenAIResponse
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/AssetsUploadRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/AssetsUploadRequest.cs
index 7ec663d2..7f522aa7 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/AssetsUploadRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/AssetsUploadRequest.cs
@@ -5,6 +5,7 @@ namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
     /// <summary>
     /// <para>表示 [POST] /assetsupload/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class AssetsUploadRequest : WechatOpenAIRequest, WechatOpenAIRequest.Serialization.IEncryptedXmlable
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/AssetsUploadResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/AssetsUploadResponse.cs
index 5478da06..76b57cf3 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/AssetsUploadResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/AssetsUploadResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /assetsupload/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class AssetsUploadResponse : WechatOpenAIResponse
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindLinkRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindLinkRequest.cs
index 811dc064..0e25d217 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindLinkRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindLinkRequest.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /getbindlink/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class GetBindLinkRequest : WechatOpenAIRequest, WechatOpenAIRequest.Serialization.IEncryptedXmlable
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindLinkResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindLinkResponse.cs
index 75038cbd..a7ee4be0 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindLinkResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindLinkResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /getbindlink/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class GetBindLinkResponse : WechatOpenAIResponse
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindListRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindListRequest.cs
index db589bbf..f7d77341 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindListRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindListRequest.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /getbindlist/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class GetBindListRequest : WechatOpenAIRequest
     {
     }
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindListResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindListResponse.cs
index 702aa629..99a8d691 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindListResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetBindListResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /getbindlist/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class GetBindListResponse : WechatOpenAIResponse
     {
         public static class Types
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetH5LinkRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetH5LinkRequest.cs
index f3dcc293..075e48cd 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetH5LinkRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetH5LinkRequest.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /geth5link/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class GetH5LinkRequest : WechatOpenAIRequest, WechatOpenAIRequest.Serialization.IEncryptedXmlable
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetH5LinkResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetH5LinkResponse.cs
index 610aba31..d64ee938 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetH5LinkResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/GetH5LinkResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /geth5link/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class GetH5LinkResponse : WechatOpenAIResponse
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/UnbindMpRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/UnbindMpRequest.cs
index f7a71bde..69aee400 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/UnbindMpRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/UnbindMpRequest.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /unbindmp/{TOKEN} 接口的请求。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class UnbindMpRequest : WechatOpenAIRequest, WechatOpenAIRequest.Serialization.IEncryptedXmlable
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/UnbindMpResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/UnbindMpResponse.cs
index ff27f0c4..102cecf3 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/UnbindMpResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/Models/Mp/UnbindMpResponse.cs
@@ -1,8 +1,11 @@
+using System;
+
 namespace SKIT.FlurlHttpClient.Wechat.OpenAI.Models
 {
     /// <summary>
     /// <para>表示 [POST] /unbindmp/{TOKEN} 接口的响应。</para>
     /// </summary>
+    [Obsolete("相关接口或字段于 2023-04-07 下线。")]
     public class UnbindMpResponse : WechatOpenAIResponse
     {
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/SKIT.FlurlHttpClient.Wechat.OpenAI.csproj b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/SKIT.FlurlHttpClient.Wechat.OpenAI.csproj
index f52dc50d..f5e311c9 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.OpenAI/SKIT.FlurlHttpClient.Wechat.OpenAI.csproj
+++ b/src/SKIT.FlurlHttpClient.Wechat.OpenAI/SKIT.FlurlHttpClient.Wechat.OpenAI.csproj
@@ -15,7 +15,7 @@
         <PackageProjectUrl>https://github.com/fudiwei/DotNetCore.SKIT.FlurlHttpClient.Wechat</PackageProjectUrl>
         <PackageTags>Flurl.Http Wechat Weixin MicroMessage WechatAI WechatOpenAI WexinAI WeixinOpenAI 微信 微信智能对话 微信对话开放平台 微信智能对话开放平台 智能对话平台</PackageTags>
         <Version>3.0.0</Version>
-        <Description>基于 Flurl.Http 的微信对话开放平台（微信智能对话） API 客户端，支持智能对话接口、第三方客服接入、机器人配置、公众号/小程序/H5 绑定等功能。</Description>
+        <Description>基于 Flurl.Http 的微信对话开放平台（微信智能对话） API 客户端，支持机器人配置、机器人对话、客服消息收发等功能。</Description>
         <Authors>Fu Diwei</Authors>
         <RepositoryType>git</RepositoryType>
         <RepositoryUrl>https://github.com/fudiwei/DotNetCore.SKIT.FlurlHttpClient.Wechat.git</RepositoryUrl>