diff --git a/web/apps/web-ele/src/api/ai-platform/ai-platform.ts b/web/apps/web-ele/src/api/ai-platform/ai-platform.ts
index d8f0ea9..1964509 100644
--- a/web/apps/web-ele/src/api/ai-platform/ai-platform.ts
+++ b/web/apps/web-ele/src/api/ai-platform/ai-platform.ts
@@ -137,6 +137,106 @@ export interface DefaultModel {
   output_price?: number;
 }
 
+/** AI 应用 */
+export interface AIApp {
+  id: string;
+  name: string;
+  code: string;
+  description: string;
+  icon: string;
+  app_type: 'agent' | 'chat' | 'completion' | 'workflow';
+  status: 'disabled' | 'draft' | 'published';
+  model_id: null | string;
+  model_name: string;
+  system_prompt: string;
+  temperature: number;
+  top_p: number;
+  max_tokens: number;
+  opening_statement: string;
+  suggested_questions: string[];
+  workflow_definition: Record<string, any>;
+  is_public: boolean;
+  conversation_count: number;
+  message_count: number;
+  sort?: number;
+  sys_create_datetime?: string;
+  sys_update_datetime?: string;
+}
+
+/** 应用列表项 */
+export interface AppListItem {
+  id: string;
+  name: string;
+  code: string;
+  description: string;
+  icon: string;
+  app_type: string;
+  status: string;
+  model_name: string;
+  is_public: boolean;
+  conversation_count: number;
+  message_count: number;
+  sys_create_datetime?: string;
+}
+
+/** 创建应用 */
+export interface AppCreateInput {
+  name: string;
+  code: string;
+  description?: string;
+  icon?: string;
+  app_type?: string;
+  model_id?: string;
+  system_prompt?: string;
+  temperature?: number;
+  top_p?: number;
+  max_tokens?: number;
+  opening_statement?: string;
+  suggested_questions?: string[];
+  workflow_definition?: Record<string, any>;
+  is_public?: boolean;
+  sort?: number;
+}
+
+/** 通用 AI 对话 */
+export interface Conversation {
+  id: string;
+  app_id: string;
+  app_name: string;
+  title: string;
+  message_count: number;
+  total_tokens: number;
+  is_pinned: boolean;
+  sort?: number;
+  sys_create_datetime?: string;
+  sys_update_datetime?: string;
+}
+
+/** 通用 AI 对话列表项 */
+export interface ConversationListItem {
+  id: string;
+  title: string;
+  message_count: number;
+  is_pinned: boolean;
+  sys_update_datetime?: string;
+}
+
+/** 通用 AI 消息 */
+export interface Message {
+  id: string;
+  role: 'assistant' | 'system' | 'user';
+  content: string;
+  status: 'completed' | 'failed' | 'pending' | 'stopped';
+  prompt_tokens: number;
+  completion_tokens: number;
+  total_tokens: number;
+  model_name: string;
+  latency: number;
+  error_message: string;
+  feedback: string;
+  sys_create_datetime?: string;
+}
+
 export type WorkflowType = 'application' | 'automation' | 'data_process' | 'form' | 'general' | 'report';
 
 /** AI 工作流 */
@@ -387,6 +487,170 @@ export async function deleteModelApi(id: string) {
   return requestClient.delete(`${BASE_URL}/model/${id}`);
 }
 
+// ============ 应用 API ============
+
+/** 获取应用列表 */
+export async function getAppListApi(params?: {
+  app_type?: string;
+  name?: string;
+  page?: number;
+  pageSize?: number;
+  status?: string;
+}) {
+  return requestClient.get<PaginatedResponse<AppListItem>>(
+    `${BASE_URL}/apps`,
+    { params },
+  );
+}
+
+/** 获取已发布应用列表 */
+export async function getPublishedAppsApi() {
+  return requestClient.get<AppListItem[]>(`${BASE_URL}/apps/published`);
+}
+
+/** 获取应用详情 */
+export async function getAppDetailApi(id: string) {
+  return requestClient.get<AIApp>(`${BASE_URL}/apps/${id}`);
+}
+
+/** 根据编码获取应用 */
+export async function getAppByCodeApi(code: string) {
+  return requestClient.get<AIApp>(`${BASE_URL}/apps/code/${code}`);
+}
+
+/** 创建应用 */
+export async function createAppApi(data: AppCreateInput) {
+  return requestClient.post<AIApp>(`${BASE_URL}/apps`, data);
+}
+
+/** 更新应用 */
+export async function updateAppApi(id: string, data: Partial<AppCreateInput>) {
+  return requestClient.put<AIApp>(`${BASE_URL}/apps/${id}`, data);
+}
+
+/** 删除应用 */
+export async function deleteAppApi(id: string) {
+  return requestClient.delete(`${BASE_URL}/apps/${id}`);
+}
+
+/** 发布应用 */
+export async function publishAppApi(id: string) {
+  return requestClient.post<AIApp>(`${BASE_URL}/apps/${id}/publish`);
+}
+
+/** 停用应用 */
+export async function disableAppApi(id: string) {
+  return requestClient.post<AIApp>(`${BASE_URL}/apps/${id}/disable`);
+}
+
+// ============ 通用对话 API ============
+
+/** 获取对话列表 */
+export async function getConversationListApi(
+  appId: string,
+  params?: { page?: number; pageSize?: number },
+) {
+  return requestClient.get<PaginatedResponse<ConversationListItem>>(
+    `${BASE_URL}/chat/conversations`,
+    { params: { app_id: appId, ...params } },
+  );
+}
+
+/** 创建对话 */
+export async function createConversationApi(data: {
+  app_id: string;
+  title?: string;
+}) {
+  return requestClient.post<Conversation>(
+    `${BASE_URL}/chat/conversations`,
+    data,
+  );
+}
+
+/** 获取对话详情 */
+export async function getConversationDetailApi(id: string) {
+  return requestClient.get<Conversation>(
+    `${BASE_URL}/chat/conversations/${id}`,
+  );
+}
+
+/** 更新对话 */
+export async function updateConversationApi(
+  id: string,
+  data: { is_pinned?: boolean; title?: string },
+) {
+  return requestClient.put<Conversation>(
+    `${BASE_URL}/chat/conversations/${id}`,
+    data,
+  );
+}
+
+/** 删除对话 */
+export async function deleteConversationApi(id: string) {
+  return requestClient.delete(`${BASE_URL}/chat/conversations/${id}`);
+}
+
+/** 获取消息列表 */
+export async function getMessagesApi(conversationId: string, limit?: number) {
+  return requestClient.get<Message[]>(
+    `${BASE_URL}/chat/conversations/${conversationId}/messages`,
+    { params: { limit } },
+  );
+}
+
+/** 发送消息 */
+export async function sendMessageApi(conversationId: string, content: string) {
+  return requestClient.post<Message>(
+    `${BASE_URL}/chat/conversations/${conversationId}/messages`,
+    { content },
+  );
+}
+
+/** 聊天流式事件类型 */
+export interface ChatStreamEvent {
+  type: 'content' | 'done' | 'error';
+  content?: string;
+  message?: {
+    content: string;
+    id: string;
+    latency: number;
+    tokens: number;
+  };
+  error?: string;
+}
+
+/** 流式发送消息 */
+export function sendMessageStreamApi(
+  conversationId: string,
+  content: string,
+  onEvent: (event: ChatStreamEvent) => void,
+  onError?: (error: Error) => void,
+  onComplete?: () => void,
+): () => void {
+  return streamRequestClient<ChatStreamEvent>(
+    `${BASE_URL}/chat/conversations/${conversationId}/messages/stream`,
+    { content },
+    {
+      onData: onEvent,
+      onError: (error) => {
+        console.error('Stream error:', error);
+        onError?.(error);
+      },
+      onComplete,
+    },
+  );
+}
+
+/** 消息反馈 */
+export async function messageFeedbackApi(
+  messageId: string,
+  feedback: 'dislike' | 'like' | '',
+) {
+  return requestClient.post(`${BASE_URL}/chat/messages/${messageId}/feedback`, {
+    feedback,
+  });
+}
+
 /** 获取节点 Schema 列表 */
 export async function getNodeSchemasApi() {
   return requestClient.get<NodeSchema[]>(`${BASE_URL}/workflow/nodes/schemas`);