diff --git a/backend/app/schemas.py b/backend/app/schemas.py
index ccb6e45..baa6a68 100644
--- a/backend/app/schemas.py
+++ b/backend/app/schemas.py
@@ -1,8 +1,8 @@
 from datetime import datetime
 
-from pydantic import BaseModel, ConfigDict, EmailStr, Field
+from pydantic import BaseModel, ConfigDict, EmailStr, Field, model_validator
 
-from .models import UserRole
+from .models import GuestType, InstanceStatus, UserRole
 
 
 class UserCreate(BaseModel):
@@ -29,3 +29,56 @@ class TokenOut(BaseModel):
 
     access_token: str
     token_type: str = "bearer"
+
+
+class TemplateCreate(BaseModel):
+    """Данные для создания шаблона администратором."""
+
+    name: str = Field(min_length=1, max_length=64, pattern=r"^[a-zA-Z0-9][a-zA-Z0-9-]*$")
+    description: str = Field(default="", max_length=2000)
+    guest_type: GuestType
+    source_vmid: int | None = Field(default=None, gt=0)
+    source_template: str | None = Field(default=None, min_length=1, max_length=512)
+    cores: int = Field(default=1, ge=1, le=64)
+    memory_mb: int = Field(default=1024, ge=128, le=262144)
+    disk_gb: int = Field(default=10, ge=1, le=4096)
+
+    @model_validator(mode="after")
+    def validate_source(self):
+        """Проверяет источник в зависимости от типа гостя."""
+        if self.guest_type == GuestType.vm and self.source_vmid is None:
+            raise ValueError("Для VM требуется source_vmid")
+        if self.guest_type == GuestType.lxc and not self.source_template:
+            raise ValueError("Для LXC требуется source_template")
+        return self
+
+
+class TemplateOut(BaseModel):
+    """Публичное представление активного шаблона."""
+
+    model_config = ConfigDict(from_attributes=True)
+
+    id: int
+    name: str
+    description: str
+    guest_type: GuestType
+    cores: int
+    memory_mb: int
+    disk_gb: int
+    is_active: bool
+
+
+class InstanceOut(BaseModel):
+    """Инстанс без credentials и внутренних секретов."""
+
+    model_config = ConfigDict(from_attributes=True)
+
+    id: int
+    name: str
+    vmid: int | None
+    node: str
+    guest_type: GuestType
+    status: InstanceStatus
+    owner_id: int
+    template_id: int
+    created_at: datetime