fix

Author: Dingway98

hyperbrowser/models/__init__.py

@@ -248,12 +248,10 @@
     SandboxListResponse,
     SandboxImageListResponse,
     SandboxImageSummary,
-    SandboxImageListResponse,
     SandboxSnapshotStatus,
     SandboxSnapshotListResponse,
     SandboxSnapshotSummary,
     SandboxSnapshotListParams,
-    SandboxSnapshotListResponse,
     SandboxMemorySnapshotParams,
     SandboxMemorySnapshotResult,
     SandboxExposeParams,
@@ -500,12 +498,10 @@
     "SandboxListResponse",
     "SandboxImageListResponse",
     "SandboxImageSummary",
-    "SandboxImageListResponse",
     "SandboxSnapshotStatus",
     "SandboxSnapshotListResponse",
     "SandboxSnapshotSummary",
     "SandboxSnapshotListParams",
-    "SandboxSnapshotListResponse",
     "SandboxMemorySnapshotParams",
     "SandboxMemorySnapshotResult",
     "SandboxExposeParams",

hyperbrowser/models/sandbox.py

@@ -202,7 +202,7 @@ class SandboxSnapshotSummary(SandboxBaseModel):
     image_name: str = Field(alias="imageName")
     image_id: str = Field(alias="imageId")
     status: SandboxSnapshotStatus
-    compatibility_tag: Optional[str] = Field(alias="compatibilityTag")
+    compatibility_tag: Optional[str] = Field(default=None, alias="compatibilityTag")
     metadata: Dict[str, object]
     uploaded: bool
     created_at: datetime = Field(alias="createdAt")

tests/test_sandbox_wire_contract.py

@@ -31,6 +31,7 @@
     SandboxPresignFileParams,
     SandboxProcessListParams,
     SandboxProcessWaitParams,
+    SandboxSnapshotSummary,
     SandboxTerminalCreateParams,
     SandboxTerminalKillParams,
     SandboxTerminalWaitParams,
@@ -140,6 +141,20 @@
     ]
 }
 
+SNAPSHOT_PAYLOAD_WITHOUT_COMPATIBILITY_TAG = {
+    "id": "snap_omitted",
+    "snapshotName": "snapshot-omitted",
+    "namespace": "team_1",
+    "imageNamespace": "team_1",
+    "imageName": "node",
+    "imageId": "img_123",
+    "status": "created",
+    "metadata": {},
+    "uploaded": True,
+    "createdAt": "2026-03-12T00:00:00Z",
+    "updatedAt": "2026-03-12T00:00:01Z",
+}
+
 PROCESS_RESULT_PAYLOAD = {
     "result": {
         "id": "proc_1",
@@ -554,6 +569,12 @@ def test_sync_sandbox_control_manager_uses_expected_wire_keys():
     }
 
 
+def test_snapshot_summary_allows_missing_compatibility_tag():
+    snapshot = SandboxSnapshotSummary(**SNAPSHOT_PAYLOAD_WITHOUT_COMPATIBILITY_TAG)
+
+    assert snapshot.compatibility_tag is None
+
+
 def test_sync_sandbox_runtime_apis_use_expected_wire_keys():
     transport = RecordingTransport()