checkpoint: update note in MemorySaver (#1862)

langchain-ai · Sep 26, 2024 · 72c5bc3 · 72c5bc3
1 parent c5b9845
commit 72c5bc3
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/libs/checkpoint/langgraph/checkpoint/memory/__init__.py b/libs/checkpoint/langgraph/checkpoint/memory/__init__.py
@@ -29,8 +29,8 @@ class MemorySaver(
     This checkpoint saver stores checkpoints in memory using a defaultdict.
 
     Note:
-        Since checkpoints are saved in memory, they will be lost when the program exits.
-        Only use this saver for debugging or testing purposes.
+        Only use `MemorySaver` for debugging or testing purposes.
+        For production use cases we recommend installing [langgraph-checkpoint-postgres](https://pypi.org/project/langgraph-checkpoint-postgres/) and using `PostgresSaver` / `AsyncPostgresSaver`.
 
     Args:
         serde (Optional[SerializerProtocol]): The serializer to use for serializing and deserializing checkpoints. Defaults to None.