diff --git a/packages/toolbox-langchain/src/toolbox_langchain/async_tools.py b/packages/toolbox-langchain/src/toolbox_langchain/async_tools.py
index 627b18e1..fee763c3 100644
--- a/packages/toolbox-langchain/src/toolbox_langchain/async_tools.py
+++ b/packages/toolbox-langchain/src/toolbox_langchain/async_tools.py
@@ -14,6 +14,7 @@
 
 from typing import Any, Callable, Union
 
+from deprecated import deprecated
 from langchain_core.tools import BaseTool
 from toolbox_core.tool import ToolboxTool as ToolboxCoreTool
 from toolbox_core.utils import params_to_pydantic_model
@@ -108,6 +109,18 @@ def add_auth_token_getter(
         """
         return self.add_auth_token_getters({auth_source: get_id_token})
 
+    @deprecated("Please use `add_auth_token_getters` instead.")
+    def add_auth_tokens(
+        self, auth_tokens: dict[str, Callable[[], str]], strict: bool = True
+    ) -> "AsyncToolboxTool":
+        return self.add_auth_token_getters(auth_tokens)
+
+    @deprecated("Please use `add_auth_token_getter` instead.")
+    def add_auth_token(
+        self, auth_source: str, get_id_token: Callable[[], str], strict: bool = True
+    ) -> "AsyncToolboxTool":
+        return self.add_auth_token_getter(auth_source, get_id_token)
+
     def bind_params(
         self,
         bound_params: dict[str, Union[Any, Callable[[], Any]]],
diff --git a/packages/toolbox-langchain/src/toolbox_langchain/tools.py b/packages/toolbox-langchain/src/toolbox_langchain/tools.py
index fd7ab197..500f03ae 100644
--- a/packages/toolbox-langchain/src/toolbox_langchain/tools.py
+++ b/packages/toolbox-langchain/src/toolbox_langchain/tools.py
@@ -15,6 +15,7 @@
 from asyncio import to_thread
 from typing import Any, Callable, Union
 
+from deprecated import deprecated
 from langchain_core.tools import BaseTool
 from toolbox_core.sync_tool import ToolboxSyncTool as ToolboxCoreSyncTool
 from toolbox_core.utils import params_to_pydantic_model
@@ -94,6 +95,18 @@ def add_auth_token_getter(
         """
         return self.add_auth_token_getters({auth_source: get_id_token})
 
+    @deprecated("Please use `add_auth_token_getters` instead.")
+    def add_auth_tokens(
+        self, auth_tokens: dict[str, Callable[[], str]], strict: bool = True
+    ) -> "ToolboxTool":
+        return self.add_auth_token_getters(auth_tokens)
+
+    @deprecated("Please use `add_auth_token_getter` instead.")
+    def add_auth_token(
+        self, auth_source: str, get_id_token: Callable[[], str], strict: bool = True
+    ) -> "ToolboxTool":
+        return self.add_auth_token_getter(auth_source, get_id_token)
+
     def bind_params(
         self,
         bound_params: dict[str, Union[Any, Callable[[], Any]]],