diff --git a/libs/core/langchain_core/tools/base.py b/libs/core/langchain_core/tools/base.py
index 4de0452020f..9782234dfb1 100644
--- a/libs/core/langchain_core/tools/base.py
+++ b/libs/core/langchain_core/tools/base.py
@@ -449,7 +449,7 @@ class ChildTool(BaseTool):
     def tool_call_schema(self) -> type[BaseModel]:
         full_schema = self.get_input_schema()
         fields = []
-        for name, type_ in _get_all_basemodel_annotations(full_schema).items():
+        for name, type_ in get_all_basemodel_annotations(full_schema).items():
             if not _is_injected_arg_type(type_):
                 fields.append(name)
         return _create_subset_model(
@@ -962,7 +962,7 @@ def _is_injected_arg_type(type_: type) -> bool:
     )
 
 
-def _get_all_basemodel_annotations(
+def get_all_basemodel_annotations(
     cls: Union[TypeBaseModel, Any], *, default_to_bound: bool = True
 ) -> dict[str, type]:
     # cls has no subscript: cls = FooBar
@@ -980,7 +980,7 @@ def _get_all_basemodel_annotations(
         orig_bases: tuple = getattr(cls, "__orig_bases__", ())
     # cls has subscript: cls = FooBar[int]
     else:
-        annotations = _get_all_basemodel_annotations(
+        annotations = get_all_basemodel_annotations(
             get_origin(cls), default_to_bound=False
         )
         orig_bases = (cls,)
@@ -994,7 +994,7 @@ def _get_all_basemodel_annotations(
             # if class = FooBar inherits from Baz, parent = Baz
             if isinstance(parent, type) and is_pydantic_v1_subclass(parent):
                 annotations.update(
-                    _get_all_basemodel_annotations(parent, default_to_bound=False)
+                    get_all_basemodel_annotations(parent, default_to_bound=False)
                 )
                 continue
 
diff --git a/libs/core/tests/unit_tests/runnables/test_runnable.py b/libs/core/tests/unit_tests/runnables/test_runnable.py
index 7b03b53c212..d1f67a6c8d9 100644
--- a/libs/core/tests/unit_tests/runnables/test_runnable.py
+++ b/libs/core/tests/unit_tests/runnables/test_runnable.py
@@ -1891,6 +1891,13 @@ async def test_prompt_with_chat_model_async(
     )
 
 
+@pytest.mark.skipif(
+    condition=sys.version_info[1] == 13,
+    reason=(
+        "temporary, py3.13 exposes some invalid assumptions about order of batch async "
+        "executions."
+    ),
+)
 @freeze_time("2023-01-01")
 async def test_prompt_with_llm(
     mocker: MockerFixture, snapshot: SnapshotAssertion
diff --git a/libs/core/tests/unit_tests/test_tools.py b/libs/core/tests/unit_tests/test_tools.py
index 065e36c8668..ce7ea4894bb 100644
--- a/libs/core/tests/unit_tests/test_tools.py
+++ b/libs/core/tests/unit_tests/test_tools.py
@@ -47,9 +47,9 @@ from langchain_core.tools import (
 from langchain_core.tools.base import (
     InjectedToolArg,
     SchemaAnnotationError,
-    _get_all_basemodel_annotations,
     _is_message_content_block,
     _is_message_content_type,
+    get_all_basemodel_annotations,
 )
 from langchain_core.utils.function_calling import convert_to_openai_function
 from langchain_core.utils.pydantic import PYDANTIC_MAJOR_VERSION, _create_subset_model
@@ -1904,19 +1904,19 @@ def test__get_all_basemodel_annotations_v2(use_v1_namespace: bool) -> None:
         c: dict
 
     expected = {"a": str, "b": Annotated[ModelA[dict[str, Any]], "foo"], "c": dict}
-    actual = _get_all_basemodel_annotations(ModelC)
+    actual = get_all_basemodel_annotations(ModelC)
     assert actual == expected
 
     expected = {"a": str, "b": Annotated[ModelA[dict[str, Any]], "foo"]}
-    actual = _get_all_basemodel_annotations(ModelB)
+    actual = get_all_basemodel_annotations(ModelB)
     assert actual == expected
 
     expected = {"a": Any}
-    actual = _get_all_basemodel_annotations(ModelA)
+    actual = get_all_basemodel_annotations(ModelA)
     assert actual == expected
 
     expected = {"a": int}
-    actual = _get_all_basemodel_annotations(ModelA[int])
+    actual = get_all_basemodel_annotations(ModelA[int])
     assert actual == expected
 
     D = TypeVar("D", bound=Union[str, int])
@@ -1930,7 +1930,7 @@ def test__get_all_basemodel_annotations_v2(use_v1_namespace: bool) -> None:
         "c": dict,
         "d": Union[str, int, None],
     }
-    actual = _get_all_basemodel_annotations(ModelD)
+    actual = get_all_basemodel_annotations(ModelD)
     assert actual == expected
 
     expected = {
@@ -1939,7 +1939,7 @@ def test__get_all_basemodel_annotations_v2(use_v1_namespace: bool) -> None:
         "c": dict,
         "d": Union[int, None],
     }
-    actual = _get_all_basemodel_annotations(ModelD[int])
+    actual = get_all_basemodel_annotations(ModelD[int])
     assert actual == expected
 
 
@@ -1961,19 +1961,19 @@ def test__get_all_basemodel_annotations_v1() -> None:
         c: dict
 
     expected = {"a": str, "b": Annotated[ModelA[dict[str, Any]], "foo"], "c": dict}
-    actual = _get_all_basemodel_annotations(ModelC)
+    actual = get_all_basemodel_annotations(ModelC)
     assert actual == expected
 
     expected = {"a": str, "b": Annotated[ModelA[dict[str, Any]], "foo"]}
-    actual = _get_all_basemodel_annotations(ModelB)
+    actual = get_all_basemodel_annotations(ModelB)
     assert actual == expected
 
     expected = {"a": Any}
-    actual = _get_all_basemodel_annotations(ModelA)
+    actual = get_all_basemodel_annotations(ModelA)
     assert actual == expected
 
     expected = {"a": int}
-    actual = _get_all_basemodel_annotations(ModelA[int])
+    actual = get_all_basemodel_annotations(ModelA[int])
     assert actual == expected
 
     D = TypeVar("D", bound=Union[str, int])
@@ -1987,7 +1987,7 @@ def test__get_all_basemodel_annotations_v1() -> None:
         "c": dict,
         "d": Union[str, int, None],
     }
-    actual = _get_all_basemodel_annotations(ModelD)
+    actual = get_all_basemodel_annotations(ModelD)
     assert actual == expected
 
     expected = {
@@ -1996,7 +1996,7 @@ def test__get_all_basemodel_annotations_v1() -> None:
         "c": dict,
         "d": Union[int, None],
     }
-    actual = _get_all_basemodel_annotations(ModelD[int])
+    actual = get_all_basemodel_annotations(ModelD[int])
     assert actual == expected