diff --git a/src/models/response.py b/src/models/response.py
new file mode 100644
index 0000000..017bbf0
--- /dev/null
+++ b/src/models/response.py
@@ -0,0 +1,26 @@
+from typing import Dict, Any, Optional
+from pydantic import BaseModel, Field
+
+
+class Response(BaseModel):
+    status_code: int = Field(default=200, description="HTTP status code")
+    body: Optional[Dict[str, Any]] = Field(default=None, description="Response body template")
+    headers: Optional[Dict[str, str]] = Field(default=None, description="Response headers")
+    delay: Optional[int] = Field(default=None, description="Response delay in milliseconds")
+    fixed: bool = Field(default=False, description="Whether response is fixed or templated")
+
+    class Config:
+        json_schema_extra = {
+            "example": {
+                "status_code": 200,
+                "body": {
+                    "message": "Success",
+                    "data": "{{request.body}}"
+                },
+                "headers": {
+                    "Content-Type": "application/json",
+                    "X-Request-Id": "{{uuid}}"
+                },
+                "delay": 500
+            }
+        }