diff --git a/src/neptune_scale/api/run.py b/src/neptune_scale/api/run.py
index f6d05f3..41bfbe4 100644
--- a/src/neptune_scale/api/run.py
+++ b/src/neptune_scale/api/run.py
@@ -24,10 +24,7 @@
 from neptune_api.proto.neptune_pb.ingest.v1.common_pb2 import Run as CreateRun
 from neptune_api.proto.neptune_pb.ingest.v1.pub.ingest_pb2 import RunOperation
 
-from neptune_scale.api.attribute import (
-    Attribute,
-    AttributeStore,
-)
+from neptune_scale.api.attribute import AttributeStore
 from neptune_scale.api.validation import (
     verify_dict_type,
     verify_max_length,
@@ -390,12 +387,6 @@ def _create_run(
         )
         self._operations_queue.enqueue(operation=operation)
 
-    def __getitem__(self, key: str) -> Attribute:
-        return self._attr_store[key]
-
-    def __setitem__(self, key: str, value: Any) -> None:
-        self._attr_store[key] = value
-
     def log_metrics(
         self,
         data: dict[str, Union[float, int]],
diff --git a/src/neptune_scale/legacy.py b/src/neptune_scale/legacy.py
new file mode 100644
index 0000000..3ce25ec
--- /dev/null
+++ b/src/neptune_scale/legacy.py
@@ -0,0 +1,28 @@
+from typing import Any
+
+import neptune_scale.api.run
+from neptune_scale.api.attribute import Attribute
+
+__all__ = ("Run",)
+
+
+class Run(neptune_scale.api.run.Run):
+    """This class extends the main Run class with a dict-like API compatible (on a basic level)
+    with the legacy neptune-client package.
+
+    Example:
+
+        from neptune_scale.legacy import Run
+
+        run = Run(...)
+        run['foo'] = 1
+        run['metrics/loss'].append(0.5, step=10)
+
+        run.close()
+    """
+
+    def __getitem__(self, key: str) -> Attribute:
+        return self._attr_store[key]
+
+    def __setitem__(self, key: str, value: Any) -> None:
+        self._attr_store[key] = value
diff --git a/tests/unit/test_attribute.py b/tests/unit/test_attribute.py
index e919dbd..481651c 100644
--- a/tests/unit/test_attribute.py
+++ b/tests/unit/test_attribute.py
@@ -7,8 +7,8 @@
     mark,
 )
 
-from neptune_scale import Run
 from neptune_scale.api.attribute import cleanup_path
+from neptune_scale.legacy import Run
 
 
 @fixture