diff --git a/src/bot/commands/task.ts b/src/bot/commands/task.ts
index a66a493..acf0793 100644
--- a/src/bot/commands/task.ts
+++ b/src/bot/commands/task.ts
@@ -20,9 +20,24 @@ export function handleTaskCommand(body: string, sender: string, groupId: string,
         .trim();
 
       if (action === 'nueva') {
-        const finalAssignedUser = assignedUser || `@${sender.split('@')[0]}`;
-        const task = createTask(sender, cleanDescription, finalAssignedUser, dueDate);
-        sendMessage(sender, `Tarea creada: ${task.id} - ${task.description}${task.assignedTo ? ` asignada a ${task.assignedTo}` : ''}${task.dueDate ? ` para el ${task.dueDate}` : ''}`);
+        try {
+          const finalAssignedUser = assignedUser || `@${sender.split('@')[0]}`;
+          const task = createTask(sender, {
+            description: cleanDescription,
+            assignedTo: finalAssignedUser,
+            dueDate: dueDate || undefined
+          });
+          
+          let message = `✅ Tarea creada:\nID: ${task.id}\nDescripción: ${task.description}`;
+          if (task.assignedTo) message += `\nAsignada a: ${task.assignedTo}`;
+          if (task.dueDate) message += `\nFecha límite: ${task.dueDate}`;
+          message += `\nCreada: ${task.createdAt}`;
+          
+          sendMessage(sender, message);
+        } catch (error) {
+          console.error('Error creating task:', error);
+          sendMessage(sender, `❌ Error al crear la tarea: ${error.message}`);
+        }
       } else if (action === 'asignar') {
         const taskId = args[0];
         if (assignedUser) {
diff --git a/src/models/task.ts b/src/models/task.ts
index ed1eade..2a765dd 100644
--- a/src/models/task.ts
+++ b/src/models/task.ts
@@ -4,4 +4,19 @@ export interface Task {
   assignedTo: string | null;
   dueDate: string | null;
   completed: boolean;
+  createdAt: string;
+  updatedAt: string;
+}
+
+export interface CreateTaskParams {
+  description: string;
+  assignedTo?: string;
+  dueDate?: string;
+}
+
+export interface UpdateTaskParams {
+  description?: string;
+  assignedTo?: string;
+  dueDate?: string;
+  completed?: boolean;
 }
diff --git a/src/services/taskService.ts b/src/services/taskService.ts
index eb28ff9..d7a8c92 100644
--- a/src/services/taskService.ts
+++ b/src/services/taskService.ts
@@ -1,20 +1,30 @@
 import { query, execute } from '../database/db';
 
 // Create a new task
-export function createTask(sender: string, description: string, assignedTo?: string, dueDate?: string) {
+export function createTask(sender: string, params: CreateTaskParams) {
+  if (!params.description || params.description.trim().length < 3) {
+    throw new Error('La descripción de la tarea debe tener al menos 3 caracteres');
+  }
+
+  if (params.dueDate && !isValidDate(params.dueDate)) {
+    throw new Error('Fecha inválida. Use el formato YYYY-MM-DD');
+  }
+
   const result = execute(
     'INSERT INTO tasks (description, assigned_to, due_date, completed) VALUES (?, ?, ?, ?)',
-    [description, assignedTo || null, dueDate || null, false]
+    [params.description.trim(), params.assignedTo || null, params.dueDate || null, false]
   );
 
-  const taskId = result.lastInsertRowid;
-  return {
-    id: taskId,
-    description,
-    assignedTo: assignedTo || null,
-    dueDate: dueDate || null,
-    completed: false,
-  };
+  const task = getTaskById(result.lastInsertRowid);
+  if (!task) {
+    throw new Error('Error al crear la tarea');
+  }
+  return task;
+}
+
+function isValidDate(dateString: string): boolean {
+  const date = new Date(dateString);
+  return !isNaN(date.getTime());
 }
 
 // Assign a task