diff --git a/backend/app/schemas/webhook.py b/backend/app/schemas/webhook.py
new file mode 100644
index 0000000..399178c
--- /dev/null
+++ b/backend/app/schemas/webhook.py
@@ -0,0 +1,24 @@
+"""Webhook schemas."""
+from pydantic import BaseModel, Field
+from typing import Optional, List
+from datetime import datetime
+
+
+class WebhookCreate(BaseModel):
+    url: str = Field(..., min_length=1, max_length=500)
+    events: str = '["task_completed","review_pending","budget_alert"]'
+    secret: Optional[str] = None
+    project_id: Optional[int] = None
+
+
+class WebhookResponse(BaseModel):
+    id: int
+    project_id: Optional[int] = None
+    url: str
+    events: str
+    secret: Optional[str] = None
+    is_active: bool
+    tenant_id: int
+    created_at: datetime
+
+    model_config = {"from_attributes": True}