diff --git a/frontend/appflowy_flutter/lib/ai/service/appflowy_ai_service.dart b/frontend/appflowy_flutter/lib/ai/service/appflowy_ai_service.dart
index 560d6d3ef1..540e9f2804 100644
--- a/frontend/appflowy_flutter/lib/ai/service/appflowy_ai_service.dart
+++ b/frontend/appflowy_flutter/lib/ai/service/appflowy_ai_service.dart
@@ -148,6 +148,15 @@ class CompletionStream {
           );
         }
 
+        if (event.startsWith("AI_MAX_REQUIRED:")) {
+          final msg = event.substring(16);
+          onError(
+            AIError(
+              message: msg,
+            ),
+          );
+        }
+
         if (event.startsWith("start:")) {
           await onStart();
         }
diff --git a/frontend/appflowy_flutter/lib/env/cloud_env.dart b/frontend/appflowy_flutter/lib/env/cloud_env.dart
index 8f4d195eb7..3df88eac24 100644
--- a/frontend/appflowy_flutter/lib/env/cloud_env.dart
+++ b/frontend/appflowy_flutter/lib/env/cloud_env.dart
@@ -247,6 +247,7 @@ Future<AppFlowyCloudConfiguration> configurationFromUri(
   // In development mode, the app is configured to access the AppFlowy cloud server directly through specific ports.
   // This setup bypasses the need for Nginx, meaning that the AppFlowy cloud should be running without an Nginx server
   // in the development environment.
+  // If you modify following code, please update the corresponding documentation in the appflowy billing.
   if (authenticatorType == AuthenticatorType.appflowyCloudDevelop) {
     return AppFlowyCloudConfiguration(
       base_url: "$baseUrl:8000",
diff --git a/frontend/appflowy_flutter/lib/plugins/ai_chat/application/chat_ai_message_bloc.dart b/frontend/appflowy_flutter/lib/plugins/ai_chat/application/chat_ai_message_bloc.dart
index f3bef96418..60fca000c0 100644
--- a/frontend/appflowy_flutter/lib/plugins/ai_chat/application/chat_ai_message_bloc.dart
+++ b/frontend/appflowy_flutter/lib/plugins/ai_chat/application/chat_ai_message_bloc.dart
@@ -105,6 +105,13 @@ class ChatAIMessageBloc extends Bloc<ChatAIMessageEvent, ChatAIMessageState> {
               ),
             );
           },
+          onAIMaxRequired: (message) {
+            emit(
+              state.copyWith(
+                messageState: MessageState.onAIMaxRequired(message),
+              ),
+            );
+          },
           receiveMetadata: (metadata) {
             Log.debug("AI Steps: ${metadata.progress?.step}");
             emit(
@@ -146,6 +153,12 @@ class ChatAIMessageBloc extends Bloc<ChatAIMessageEvent, ChatAIMessageState> {
           add(ChatAIMessageEvent.receiveMetadata(metadata));
         }
       },
+      onAIMaxRequired: (message) {
+        if (!isClosed) {
+          Log.info(message);
+          add(ChatAIMessageEvent.onAIMaxRequired(message));
+        }
+      },
     );
   }
 }
@@ -159,6 +172,8 @@ class ChatAIMessageEvent with _$ChatAIMessageEvent {
   const factory ChatAIMessageEvent.onAIResponseLimit() = _OnAIResponseLimit;
   const factory ChatAIMessageEvent.onAIImageResponseLimit() =
       _OnAIImageResponseLimit;
+  const factory ChatAIMessageEvent.onAIMaxRequired(String message) =
+      _OnAIMaxRquired;
   const factory ChatAIMessageEvent.receiveMetadata(
     MetadataCollection metadata,
   ) = _ReceiveMetadata;
@@ -193,6 +208,7 @@ class MessageState with _$MessageState {
   const factory MessageState.onError(String error) = _Error;
   const factory MessageState.onAIResponseLimit() = _AIResponseLimit;
   const factory MessageState.onAIImageResponseLimit() = _AIImageResponseLimit;
+  const factory MessageState.onAIMaxRequired(String message) = _AIMaxRequired;
   const factory MessageState.ready() = _Ready;
   const factory MessageState.loading() = _Loading;
 }
diff --git a/frontend/appflowy_flutter/lib/plugins/ai_chat/application/chat_message_stream.dart b/frontend/appflowy_flutter/lib/plugins/ai_chat/application/chat_message_stream.dart
index c675780838..df6c1993a1 100644
--- a/frontend/appflowy_flutter/lib/plugins/ai_chat/application/chat_message_stream.dart
+++ b/frontend/appflowy_flutter/lib/plugins/ai_chat/application/chat_message_stream.dart
@@ -28,6 +28,14 @@ class AnswerStream {
         } else if (event == "AI_IMAGE_RESPONSE_LIMIT") {
           _aiImageLimitReached = true;
           _onAIImageResponseLimit?.call();
+        } else if (event.startsWith("AI_MAX_REQUIRED:")) {
+          final msg = event.substring(16);
+          // If the callback is not registered yet, add the event to the buffer.
+          if (_onAIMaxRequired != null) {
+            _onAIMaxRequired!(msg);
+          } else {
+            _pendingAIMaxRequiredEvents.add(msg);
+          }
         }
       },
       onDone: () {
@@ -56,8 +64,12 @@ class AnswerStream {
   void Function(String error)? _onError;
   void Function()? _onAIResponseLimit;
   void Function()? _onAIImageResponseLimit;
+  void Function(String message)? _onAIMaxRequired;
   void Function(MetadataCollection metadataCollection)? _onMetadata;
 
+  // Buffer for events that occur before listen() is called.
+  final List<String> _pendingAIMaxRequiredEvents = [];
+
   int get nativePort => _port.sendPort.nativePort;
   bool get hasStarted => _hasStarted;
   bool get aiLimitReached => _aiLimitReached;
@@ -78,6 +90,7 @@ class AnswerStream {
     void Function(String error)? onError,
     void Function()? onAIResponseLimit,
     void Function()? onAIImageResponseLimit,
+    void Function(String message)? onAIMaxRequired,
     void Function(MetadataCollection metadata)? onMetadata,
   }) {
     _onData = onData;
@@ -87,6 +100,15 @@ class AnswerStream {
     _onAIResponseLimit = onAIResponseLimit;
     _onAIImageResponseLimit = onAIImageResponseLimit;
     _onMetadata = onMetadata;
+    _onAIMaxRequired = onAIMaxRequired;
+
+    // Flush any buffered AI_MAX_REQUIRED events.
+    if (_onAIMaxRequired != null && _pendingAIMaxRequiredEvents.isNotEmpty) {
+      for (final msg in _pendingAIMaxRequiredEvents) {
+        _onAIMaxRequired!(msg);
+      }
+      _pendingAIMaxRequiredEvents.clear();
+    }
 
     _onStart?.call();
   }
diff --git a/frontend/appflowy_flutter/lib/plugins/ai_chat/presentation/message/ai_text_message.dart b/frontend/appflowy_flutter/lib/plugins/ai_chat/presentation/message/ai_text_message.dart
index f36a77c0ee..b0aa995107 100644
--- a/frontend/appflowy_flutter/lib/plugins/ai_chat/presentation/message/ai_text_message.dart
+++ b/frontend/appflowy_flutter/lib/plugins/ai_chat/presentation/message/ai_text_message.dart
@@ -137,6 +137,11 @@ class ChatAIMessageWidget extends StatelessWidget {
                     errorMessage: LocaleKeys.sideBar_purchaseAIMax.tr(),
                   );
                 },
+                onAIMaxRequired: (message) {
+                  return ChatErrorMessageWidget(
+                    errorMessage: message,
+                  );
+                },
               ),
             ),
           );
diff --git a/frontend/appflowy_flutter/lib/workspace/application/settings/ai/settings_ai_bloc.dart b/frontend/appflowy_flutter/lib/workspace/application/settings/ai/settings_ai_bloc.dart
index 6d0f396424..8a4696606b 100644
--- a/frontend/appflowy_flutter/lib/workspace/application/settings/ai/settings_ai_bloc.dart
+++ b/frontend/appflowy_flutter/lib/workspace/application/settings/ai/settings_ai_bloc.dart
@@ -22,6 +22,7 @@ class SettingsAIBloc extends Bloc<SettingsAIEvent, SettingsAIState> {
         _userService = UserBackendService(userId: userProfile.id),
         super(
           SettingsAIState(
+            selectedAIModel: userProfile.aiModel,
             userProfile: userProfile,
             currentWorkspaceMemberRole: currentWorkspaceMemberRole,
           ),
@@ -98,7 +99,25 @@ class SettingsAIBloc extends Bloc<SettingsAIEvent, SettingsAIState> {
           Log.info("Available models: $decodedJson");
           if (decodedJson is Map<String, dynamic>) {
             final models = ModelList.fromJson(decodedJson).models;
-            emit(state.copyWith(availableModels: models));
+            if (models.isEmpty) {
+              // If available models is empty, then we just show the
+              // Default
+              emit(state.copyWith(availableModels: ["Default"]));
+              return;
+            }
+
+            if (!models.contains(state.selectedAIModel)) {
+              // Use first model as default model if current selected model
+              // is not available
+              emit(
+                state.copyWith(
+                  availableModels: models,
+                  selectedAIModel: models[0],
+                ),
+              );
+            } else {
+              emit(state.copyWith(availableModels: models));
+            }
           }
         },
         refreshMember: (member) {
@@ -185,8 +204,9 @@ class SettingsAIState with _$SettingsAIState {
   const factory SettingsAIState({
     required UserProfilePB userProfile,
     UseAISettingPB? aiSettings,
+    @Default("Default") String selectedAIModel,
     AFRolePB? currentWorkspaceMemberRole,
-    @Default(["default"]) List<String> availableModels,
+    @Default(["Default"]) List<String> availableModels,
     @Default(true) bool enableSearchIndexing,
   }) = _SettingsAIState;
 }
diff --git a/frontend/appflowy_flutter/lib/workspace/presentation/settings/pages/setting_ai_view/model_selection.dart b/frontend/appflowy_flutter/lib/workspace/presentation/settings/pages/setting_ai_view/model_selection.dart
index e03aa639e4..dfc53e4f08 100644
--- a/frontend/appflowy_flutter/lib/workspace/presentation/settings/pages/setting_ai_view/model_selection.dart
+++ b/frontend/appflowy_flutter/lib/workspace/presentation/settings/pages/setting_ai_view/model_selection.dart
@@ -33,7 +33,7 @@ class AIModelSelection extends StatelessWidget {
                   onChanged: (model) => context
                       .read<SettingsAIBloc>()
                       .add(SettingsAIEvent.selectModel(model)),
-                  selectedOption: state.userProfile.aiModel,
+                  selectedOption: state.selectedAIModel,
                   options: state.availableModels
                       .map(
                         (model) => buildDropdownMenuEntry<String>(
diff --git a/frontend/rust-lib/Cargo.lock b/frontend/rust-lib/Cargo.lock
index 733a784e42..88d0e9d6f8 100644
--- a/frontend/rust-lib/Cargo.lock
+++ b/frontend/rust-lib/Cargo.lock
@@ -163,7 +163,7 @@ checksum = "c1fd03a028ef38ba2276dce7e33fcd6369c158a1bca17946c4b1b701891c1ff7"
 [[package]]
 name = "app-error"
 version = "0.1.0"
-source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=82409199f8ffa0166f2f5d9403ccd55831890549#82409199f8ffa0166f2f5d9403ccd55831890549"
+source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a#4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a"
 dependencies = [
  "anyhow",
  "bincode",
@@ -183,7 +183,7 @@ dependencies = [
 [[package]]
 name = "appflowy-ai-client"
 version = "0.1.0"
-source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=82409199f8ffa0166f2f5d9403ccd55831890549#82409199f8ffa0166f2f5d9403ccd55831890549"
+source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a#4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a"
 dependencies = [
  "anyhow",
  "bytes",
@@ -786,7 +786,7 @@ dependencies = [
 [[package]]
 name = "client-api"
 version = "0.2.0"
-source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=82409199f8ffa0166f2f5d9403ccd55831890549#82409199f8ffa0166f2f5d9403ccd55831890549"
+source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a#4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a"
 dependencies = [
  "again",
  "anyhow",
@@ -843,7 +843,7 @@ dependencies = [
 [[package]]
 name = "client-api-entity"
 version = "0.1.0"
-source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=82409199f8ffa0166f2f5d9403ccd55831890549#82409199f8ffa0166f2f5d9403ccd55831890549"
+source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a#4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a"
 dependencies = [
  "collab-entity",
  "collab-rt-entity",
@@ -856,7 +856,7 @@ dependencies = [
 [[package]]
 name = "client-websocket"
 version = "0.1.0"
-source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=82409199f8ffa0166f2f5d9403ccd55831890549#82409199f8ffa0166f2f5d9403ccd55831890549"
+source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a#4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a"
 dependencies = [
  "futures-channel",
  "futures-util",
@@ -1128,7 +1128,7 @@ dependencies = [
 [[package]]
 name = "collab-rt-entity"
 version = "0.1.0"
-source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=82409199f8ffa0166f2f5d9403ccd55831890549#82409199f8ffa0166f2f5d9403ccd55831890549"
+source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a#4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a"
 dependencies = [
  "anyhow",
  "bincode",
@@ -1153,7 +1153,7 @@ dependencies = [
 [[package]]
 name = "collab-rt-protocol"
 version = "0.1.0"
-source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=82409199f8ffa0166f2f5d9403ccd55831890549#82409199f8ffa0166f2f5d9403ccd55831890549"
+source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a#4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -1400,7 +1400,7 @@ dependencies = [
  "cssparser-macros",
  "dtoa-short",
  "itoa",
- "phf 0.11.2",
+ "phf 0.8.0",
  "smallvec",
 ]
 
@@ -1548,7 +1548,7 @@ checksum = "c2e66c9d817f1720209181c316d28635c050fa304f9c79e47a520882661b7308"
 [[package]]
 name = "database-entity"
 version = "0.1.0"
-source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=82409199f8ffa0166f2f5d9403ccd55831890549#82409199f8ffa0166f2f5d9403ccd55831890549"
+source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a#4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a"
 dependencies = [
  "anyhow",
  "app-error",
@@ -2970,7 +2970,7 @@ dependencies = [
 [[package]]
 name = "gotrue"
 version = "0.1.0"
-source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=82409199f8ffa0166f2f5d9403ccd55831890549#82409199f8ffa0166f2f5d9403ccd55831890549"
+source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a#4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a"
 dependencies = [
  "anyhow",
  "futures-util",
@@ -2987,7 +2987,7 @@ dependencies = [
 [[package]]
 name = "gotrue-entity"
 version = "0.1.0"
-source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=82409199f8ffa0166f2f5d9403ccd55831890549#82409199f8ffa0166f2f5d9403ccd55831890549"
+source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a#4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a"
 dependencies = [
  "anyhow",
  "app-error",
@@ -3598,7 +3598,7 @@ dependencies = [
 [[package]]
 name = "infra"
 version = "0.1.0"
-source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=82409199f8ffa0166f2f5d9403ccd55831890549#82409199f8ffa0166f2f5d9403ccd55831890549"
+source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a#4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a"
 dependencies = [
  "anyhow",
  "bytes",
@@ -4624,7 +4624,7 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3dfb61232e34fcb633f43d12c58f83c1df82962dcdfa565a4e866ffc17dafe12"
 dependencies = [
- "phf_macros 0.8.0",
+ "phf_macros",
  "phf_shared 0.8.0",
  "proc-macro-hack",
 ]
@@ -4644,7 +4644,6 @@ version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ade2d8b8f33c7333b51bcf0428d37e217e9f32192ae4772156f65063b8ce03dc"
 dependencies = [
- "phf_macros 0.11.3",
  "phf_shared 0.11.2",
 ]
 
@@ -4712,19 +4711,6 @@ dependencies = [
  "syn 1.0.109",
 ]
 
-[[package]]
-name = "phf_macros"
-version = "0.11.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f84ac04429c13a7ff43785d75ad27569f2951ce0ffd30a3321230db2fc727216"
-dependencies = [
- "phf_generator 0.11.2",
- "phf_shared 0.11.2",
- "proc-macro2",
- "quote",
- "syn 2.0.94",
-]
-
 [[package]]
 name = "phf_shared"
 version = "0.8.0"
@@ -6154,7 +6140,7 @@ dependencies = [
 [[package]]
 name = "shared-entity"
 version = "0.1.0"
-source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=82409199f8ffa0166f2f5d9403ccd55831890549#82409199f8ffa0166f2f5d9403ccd55831890549"
+source = "git+https://github.com/AppFlowy-IO/AppFlowy-Cloud?rev=4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a#4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a"
 dependencies = [
  "anyhow",
  "app-error",
diff --git a/frontend/rust-lib/Cargo.toml b/frontend/rust-lib/Cargo.toml
index b93d19954b..312088862e 100644
--- a/frontend/rust-lib/Cargo.toml
+++ b/frontend/rust-lib/Cargo.toml
@@ -103,8 +103,8 @@ dashmap = "6.0.1"
 # Run the script.add_workspace_members:
 # scripts/tool/update_client_api_rev.sh  new_rev_id
 # ⚠️⚠️⚠️️
-client-api = { git = "https://github.com/AppFlowy-IO/AppFlowy-Cloud", rev = "82409199f8ffa0166f2f5d9403ccd55831890549" }
-client-api-entity = { git = "https://github.com/AppFlowy-IO/AppFlowy-Cloud", rev = "82409199f8ffa0166f2f5d9403ccd55831890549" }
+client-api = { git = "https://github.com/AppFlowy-IO/AppFlowy-Cloud", rev = "4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a" }
+client-api-entity = { git = "https://github.com/AppFlowy-IO/AppFlowy-Cloud", rev = "4ed5b367eac5ae9ffd603812e2fea26b3ed3da7a" }
 
 [profile.dev]
 opt-level = 0
diff --git a/frontend/rust-lib/flowy-ai/src/chat.rs b/frontend/rust-lib/flowy-ai/src/chat.rs
index f6b90e9b00..3c18ee0b9f 100644
--- a/frontend/rust-lib/flowy-ai/src/chat.rs
+++ b/frontend/rust-lib/flowy-ai/src/chat.rs
@@ -259,6 +259,10 @@ impl Chat {
             let _ = answer_sink
               .send("AI_IMAGE_RESPONSE_LIMIT".to_string())
               .await;
+          } else if err.is_ai_max_required() {
+            let _ = answer_sink
+              .send(format!("AI_MAX_REQUIRED:{}", err.msg))
+              .await;
           } else {
             let _ = answer_sink.send(format!("error:{}", err)).await;
           }
diff --git a/frontend/rust-lib/flowy-ai/src/event_handler.rs b/frontend/rust-lib/flowy-ai/src/event_handler.rs
index baa0898220..746a843da5 100644
--- a/frontend/rust-lib/flowy-ai/src/event_handler.rs
+++ b/frontend/rust-lib/flowy-ai/src/event_handler.rs
@@ -13,6 +13,7 @@ use flowy_ai_pub::cloud::{ChatMessageMetadata, ChatMessageType, ChatRAGData, Con
 use flowy_error::{ErrorCode, FlowyError, FlowyResult};
 use lib_dispatch::prelude::{data_result_ok, AFPluginData, AFPluginState, DataResult};
 use lib_infra::isolate_stream::IsolateSink;
+use serde_json::json;
 use std::sync::{Arc, Weak};
 use tracing::trace;
 use validator::Validate;
@@ -112,7 +113,14 @@ pub(crate) async fn get_available_model_list_handler(
   ai_manager: AFPluginState<Weak<AIManager>>,
 ) -> DataResult<ModelConfigPB, FlowyError> {
   let ai_manager = upgrade_ai_manager(ai_manager)?;
-  let models = serde_json::to_string(&ai_manager.get_available_models().await?)?;
+  let available_models = ai_manager.get_available_models().await?;
+  let models = available_models
+    .models
+    .into_iter()
+    .map(|m| m.name)
+    .collect::<Vec<String>>();
+
+  let models = serde_json::to_string(&json!({"models": models}))?;
   data_result_ok(ModelConfigPB { models })
 }
 
diff --git a/frontend/rust-lib/flowy-error/src/code.rs b/frontend/rust-lib/flowy-error/src/code.rs
index 36c7b06e6d..8ed2f3b4ea 100644
--- a/frontend/rust-lib/flowy-error/src/code.rs
+++ b/frontend/rust-lib/flowy-error/src/code.rs
@@ -362,6 +362,9 @@ pub enum ErrorCode {
 
   #[error("AI Image Response limit exceeded")]
   AIImageResponseLimitExceeded = 124,
+
+  #[error("AI Max Required")]
+  AIMaxRequired = 125,
 }
 
 impl ErrorCode {
diff --git a/frontend/rust-lib/flowy-error/src/errors.rs b/frontend/rust-lib/flowy-error/src/errors.rs
index d7b085a803..34965e036e 100644
--- a/frontend/rust-lib/flowy-error/src/errors.rs
+++ b/frontend/rust-lib/flowy-error/src/errors.rs
@@ -13,7 +13,7 @@ use crate::code::ErrorCode;
 pub type FlowyResult<T> = anyhow::Result<T, FlowyError>;
 
 #[derive(Debug, Default, Clone, ProtoBuf, Error)]
-#[error("{msg}")]
+#[error("code:{code}, message:{msg}")]
 pub struct FlowyError {
   #[pb(index = 1)]
   pub code: ErrorCode,
@@ -95,6 +95,10 @@ impl FlowyError {
     self.code == ErrorCode::AIImageResponseLimitExceeded
   }
 
+  pub fn is_ai_max_required(&self) -> bool {
+    self.code == ErrorCode::AIMaxRequired
+  }
+
   static_flowy_error!(internal, ErrorCode::Internal);
   static_flowy_error!(record_not_found, ErrorCode::RecordNotFound);
   static_flowy_error!(workspace_initialize, ErrorCode::WorkspaceInitializeError);
diff --git a/frontend/rust-lib/flowy-error/src/impl_from/cloud.rs b/frontend/rust-lib/flowy-error/src/impl_from/cloud.rs
index 76c0185f34..4c4380338b 100644
--- a/frontend/rust-lib/flowy-error/src/impl_from/cloud.rs
+++ b/frontend/rust-lib/flowy-error/src/impl_from/cloud.rs
@@ -25,6 +25,7 @@ impl From<AppResponseError> for FlowyError {
       AppErrorCode::WorkspaceMemberLimitExceeded => ErrorCode::WorkspaceMemberLimitExceeded,
       AppErrorCode::AIResponseLimitExceeded => ErrorCode::AIResponseLimitExceeded,
       AppErrorCode::AIImageResponseLimitExceeded => ErrorCode::AIImageResponseLimitExceeded,
+      AppErrorCode::AIMaxRequired => ErrorCode::AIMaxRequired,
       AppErrorCode::FileStorageLimitExceeded => ErrorCode::FileStorageLimitExceeded,
       AppErrorCode::SingleUploadLimitExceeded => ErrorCode::SingleUploadLimitExceeded,
       AppErrorCode::CustomNamespaceDisabled => ErrorCode::CustomNamespaceRequirePlanUpgrade,