diff --git a/packages/cli/src/client/api.ts b/packages/cli/src/client/api.ts
index e78fcc5..e90da48 100644
--- a/packages/cli/src/client/api.ts
+++ b/packages/cli/src/client/api.ts
@@ -77,6 +77,37 @@ export interface CommandListResponse {
   stats: { total: number; bySource: Record<string, number> };
 }
 
+// ============ Command CRUD 相关 ============
+
+export interface CreateCommandInput {
+  name: string;
+  description?: string;
+  template: string;
+  agent?: string;
+  model?: string;
+  subtask?: boolean;
+  scope: 'user' | 'project';
+}
+
+export interface UpdateCommandInput {
+  description?: string;
+  template?: string;
+  agent?: string;
+  model?: string;
+  subtask?: boolean;
+}
+
+export interface CommandContent {
+  name: string;
+  description?: string;
+  template: string;
+  agent?: string;
+  model?: string;
+  subtask?: boolean;
+  source: string;
+  sourcePath?: string;
+}
+
 /**
  * API Client 类
  */
@@ -246,6 +277,35 @@ export class APIClient {
   }> {
     return this.request('POST', '/api/commands/reload');
   }
+
+  // ============================================================================
+  // Commands CRUD
+  // ============================================================================
+
+  async createCommand(
+    input: CreateCommandInput
+  ): Promise<{ success: boolean; data?: { name: string; path: string }; error?: string }> {
+    return this.request('POST', '/api/commands', input);
+  }
+
+  async getCommandContent(
+    name: string
+  ): Promise<{ success: boolean; data?: CommandContent; error?: string }> {
+    return this.request('GET', `/api/commands/${encodeURIComponent(name)}/content`);
+  }
+
+  async updateCommand(
+    name: string,
+    input: UpdateCommandInput
+  ): Promise<{ success: boolean; data?: { name: string; path: string }; error?: string }> {
+    return this.request('PUT', `/api/commands/${encodeURIComponent(name)}`, input);
+  }
+
+  async deleteCommand(
+    name: string
+  ): Promise<{ success: boolean; data?: { name: string; path: string }; error?: string }> {
+    return this.request('DELETE', `/api/commands/${encodeURIComponent(name)}`);
+  }
 }
 
 /**