diff --git a/backend/app/routers/instances.py b/backend/app/routers/instances.py
new file mode 100644
index 0000000..8c44860
--- /dev/null
+++ b/backend/app/routers/instances.py
@@ -0,0 +1,24 @@
+from fastapi import APIRouter, Depends
+from sqlalchemy import select
+from sqlalchemy.orm import Session
+
+from .. import models, schemas
+from ..database import get_db
+from ..deps import get_current_user
+
+router = APIRouter(prefix="/instances", tags=["instances"])
+
+
+@router.get("", response_model=list[schemas.InstanceOut])
+def list_instances(
+    db: Session = Depends(get_db),
+    user: models.User = Depends(get_current_user),
+):
+    """Клиент видит только свои инстансы, администратор — все."""
+    query = select(models.Instance).where(
+        models.Instance.status != models.InstanceStatus.deleted
+    )
+    if user.role != models.UserRole.admin:
+        query = query.where(models.Instance.owner_id == user.id)
+    query = query.order_by(models.Instance.created_at.desc())
+    return list(db.scalars(query))