diff --git a/docs/docs/integrations/chat_loaders/discord.ipynb b/docs/docs/integrations/chat_loaders/discord.ipynb
index 4425ce3deb..515d8cf27f 100644
--- a/docs/docs/integrations/chat_loaders/discord.ipynb
+++ b/docs/docs/integrations/chat_loaders/discord.ipynb
@@ -216,11 +216,11 @@
    "source": [
     "from typing import List\n",
     "\n",
-    "from langchain_community.chat_loaders.base import ChatSession\n",
     "from langchain_community.chat_loaders.utils import (\n",
     "    map_ai_messages,\n",
     "    merge_chat_runs,\n",
     ")\n",
+    "from langchain_core.chat_sessions import ChatSession\n",
     "\n",
     "raw_messages = loader.lazy_load()\n",
     "# Merge consecutive messages from the same sender into a single message\n",
diff --git a/docs/docs/integrations/chat_loaders/imessage.ipynb b/docs/docs/integrations/chat_loaders/imessage.ipynb
index f5a3acc6a7..37b63dcc17 100644
--- a/docs/docs/integrations/chat_loaders/imessage.ipynb
+++ b/docs/docs/integrations/chat_loaders/imessage.ipynb
@@ -116,11 +116,11 @@
    "source": [
     "from typing import List\n",
     "\n",
-    "from langchain_community.chat_loaders.base import ChatSession\n",
     "from langchain_community.chat_loaders.utils import (\n",
     "    map_ai_messages,\n",
     "    merge_chat_runs,\n",
     ")\n",
+    "from langchain_core.chat_sessions import ChatSession\n",
     "\n",
     "raw_messages = loader.lazy_load()\n",
     "# Merge consecutive messages from the same sender into a single message\n",
diff --git a/docs/docs/integrations/chat_loaders/slack.ipynb b/docs/docs/integrations/chat_loaders/slack.ipynb
index 9aeb484f4e..ed8e71f983 100644
--- a/docs/docs/integrations/chat_loaders/slack.ipynb
+++ b/docs/docs/integrations/chat_loaders/slack.ipynb
@@ -87,11 +87,11 @@
    "source": [
     "from typing import List\n",
     "\n",
-    "from langchain_community.chat_loaders.base import ChatSession\n",
     "from langchain_community.chat_loaders.utils import (\n",
     "    map_ai_messages,\n",
     "    merge_chat_runs,\n",
     ")\n",
+    "from langchain_core.chat_sessions import ChatSession\n",
     "\n",
     "raw_messages = loader.lazy_load()\n",
     "# Merge consecutive messages from the same sender into a single message\n",
diff --git a/docs/docs/integrations/chat_loaders/telegram.ipynb b/docs/docs/integrations/chat_loaders/telegram.ipynb
index d34a139035..5520518577 100644
--- a/docs/docs/integrations/chat_loaders/telegram.ipynb
+++ b/docs/docs/integrations/chat_loaders/telegram.ipynb
@@ -136,11 +136,11 @@
    "source": [
     "from typing import List\n",
     "\n",
-    "from langchain_community.chat_loaders.base import ChatSession\n",
     "from langchain_community.chat_loaders.utils import (\n",
     "    map_ai_messages,\n",
     "    merge_chat_runs,\n",
     ")\n",
+    "from langchain_core.chat_sessions import ChatSession\n",
     "\n",
     "raw_messages = loader.lazy_load()\n",
     "# Merge consecutive messages from the same sender into a single message\n",
diff --git a/docs/docs/integrations/chat_loaders/wechat.ipynb b/docs/docs/integrations/chat_loaders/wechat.ipynb
index 0a0146a495..b2602070ae 100644
--- a/docs/docs/integrations/chat_loaders/wechat.ipynb
+++ b/docs/docs/integrations/chat_loaders/wechat.ipynb
@@ -209,11 +209,11 @@
    "source": [
     "from typing import List\n",
     "\n",
-    "from langchain_community.chat_loaders.base import ChatSession\n",
     "from langchain_community.chat_loaders.utils import (\n",
     "    map_ai_messages,\n",
     "    merge_chat_runs,\n",
     ")\n",
+    "from langchain_core.chat_sessions import ChatSession\n",
     "\n",
     "raw_messages = loader.lazy_load()\n",
     "# Merge consecutive messages from the same sender into a single message\n",
diff --git a/docs/docs/integrations/chat_loaders/whatsapp.ipynb b/docs/docs/integrations/chat_loaders/whatsapp.ipynb
index 2243a132ab..1298d34db6 100644
--- a/docs/docs/integrations/chat_loaders/whatsapp.ipynb
+++ b/docs/docs/integrations/chat_loaders/whatsapp.ipynb
@@ -126,11 +126,11 @@
    "source": [
     "from typing import List\n",
     "\n",
-    "from langchain_community.chat_loaders.base import ChatSession\n",
     "from langchain_community.chat_loaders.utils import (\n",
     "    map_ai_messages,\n",
     "    merge_chat_runs,\n",
     ")\n",
+    "from langchain_core.chat_sessions import ChatSession\n",
     "\n",
     "raw_messages = loader.lazy_load()\n",
     "# Merge consecutive messages from the same sender into a single message\n",
diff --git a/libs/community/langchain_community/agent_toolkits/ainetwork/toolkit.py b/libs/community/langchain_community/agent_toolkits/ainetwork/toolkit.py
index 3e0c140e99..b645aeeb2c 100644
--- a/libs/community/langchain_community/agent_toolkits/ainetwork/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/ainetwork/toolkit.py
@@ -3,8 +3,8 @@ from __future__ import annotations
 from typing import TYPE_CHECKING, List, Literal, Optional
 
 from langchain_core.pydantic_v1 import root_validator
+from langchain_core.tools import BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools import BaseTool
 from langchain_community.tools.ainetwork.app import AINAppOps
 from langchain_community.tools.ainetwork.owner import AINOwnerOps
diff --git a/libs/community/langchain_community/agent_toolkits/amadeus/toolkit.py b/libs/community/langchain_community/agent_toolkits/amadeus/toolkit.py
index b4d59a96e9..78d121e4c5 100644
--- a/libs/community/langchain_community/agent_toolkits/amadeus/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/amadeus/toolkit.py
@@ -4,8 +4,8 @@ from typing import TYPE_CHECKING, List, Optional
 
 from langchain_core.language_models import BaseLanguageModel
 from langchain_core.pydantic_v1 import Field
+from langchain_core.tools import BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools import BaseTool
 from langchain_community.tools.amadeus.closest_airport import AmadeusClosestAirport
 from langchain_community.tools.amadeus.flight_search import AmadeusFlightSearch
diff --git a/libs/community/langchain_community/agent_toolkits/azure_cognitive_services.py b/libs/community/langchain_community/agent_toolkits/azure_cognitive_services.py
index 3c2de898ae..741648a138 100644
--- a/libs/community/langchain_community/agent_toolkits/azure_cognitive_services.py
+++ b/libs/community/langchain_community/agent_toolkits/azure_cognitive_services.py
@@ -3,9 +3,8 @@ from __future__ import annotations
 import sys
 from typing import List
 
-from langchain_core.tools import BaseTool
+from langchain_core.tools import BaseTool, BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools.azure_cognitive_services import (
     AzureCogsFormRecognizerTool,
     AzureCogsImageAnalysisTool,
diff --git a/libs/community/langchain_community/agent_toolkits/clickup/toolkit.py b/libs/community/langchain_community/agent_toolkits/clickup/toolkit.py
index 23a1c9a76c..c8d45e2711 100644
--- a/libs/community/langchain_community/agent_toolkits/clickup/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/clickup/toolkit.py
@@ -1,6 +1,7 @@
 from typing import Dict, List
 
-from langchain_community.agent_toolkits.base import BaseToolkit
+from langchain_core.tools import BaseToolkit
+
 from langchain_community.tools import BaseTool
 from langchain_community.tools.clickup.prompt import (
     CLICKUP_FOLDER_CREATE_PROMPT,
diff --git a/libs/community/langchain_community/agent_toolkits/cogniswitch/toolkit.py b/libs/community/langchain_community/agent_toolkits/cogniswitch/toolkit.py
index 36ec5ae0f3..8e3669ea9b 100644
--- a/libs/community/langchain_community/agent_toolkits/cogniswitch/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/cogniswitch/toolkit.py
@@ -1,6 +1,7 @@
 from typing import List
 
-from langchain_community.agent_toolkits.base import BaseToolkit
+from langchain_core.tools import BaseToolkit
+
 from langchain_community.tools import BaseTool
 from langchain_community.tools.cogniswitch.tool import (
     CogniswitchKnowledgeRequest,
diff --git a/libs/community/langchain_community/agent_toolkits/connery/toolkit.py b/libs/community/langchain_community/agent_toolkits/connery/toolkit.py
index e1a84fd6c1..c3fad66932 100644
--- a/libs/community/langchain_community/agent_toolkits/connery/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/connery/toolkit.py
@@ -1,9 +1,8 @@
 from typing import List
 
 from langchain_core.pydantic_v1 import root_validator
-from langchain_core.tools import BaseTool
+from langchain_core.tools import BaseTool, BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools.connery import ConneryService
 
 
diff --git a/libs/community/langchain_community/agent_toolkits/file_management/toolkit.py b/libs/community/langchain_community/agent_toolkits/file_management/toolkit.py
index 81071ff561..8e9122aa9a 100644
--- a/libs/community/langchain_community/agent_toolkits/file_management/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/file_management/toolkit.py
@@ -3,8 +3,8 @@ from __future__ import annotations
 from typing import Dict, List, Optional, Type
 
 from langchain_core.pydantic_v1 import root_validator
+from langchain_core.tools import BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools import BaseTool
 from langchain_community.tools.file_management.copy import CopyFileTool
 from langchain_community.tools.file_management.delete import DeleteFileTool
diff --git a/libs/community/langchain_community/agent_toolkits/github/toolkit.py b/libs/community/langchain_community/agent_toolkits/github/toolkit.py
index 067d3394d1..f0675cc2f5 100644
--- a/libs/community/langchain_community/agent_toolkits/github/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/github/toolkit.py
@@ -2,8 +2,8 @@
 from typing import Dict, List
 
 from langchain_core.pydantic_v1 import BaseModel, Field
+from langchain_core.tools import BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools import BaseTool
 from langchain_community.tools.github.prompt import (
     COMMENT_ON_ISSUE_PROMPT,
diff --git a/libs/community/langchain_community/agent_toolkits/gitlab/toolkit.py b/libs/community/langchain_community/agent_toolkits/gitlab/toolkit.py
index 1a56b821f5..6d02d6db75 100644
--- a/libs/community/langchain_community/agent_toolkits/gitlab/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/gitlab/toolkit.py
@@ -1,7 +1,8 @@
 """GitHub Toolkit."""
 from typing import Dict, List
 
-from langchain_community.agent_toolkits.base import BaseToolkit
+from langchain_core.tools import BaseToolkit
+
 from langchain_community.tools import BaseTool
 from langchain_community.tools.gitlab.prompt import (
     COMMENT_ON_ISSUE_PROMPT,
diff --git a/libs/community/langchain_community/agent_toolkits/gmail/toolkit.py b/libs/community/langchain_community/agent_toolkits/gmail/toolkit.py
index 1e4af3fd61..db520edd48 100644
--- a/libs/community/langchain_community/agent_toolkits/gmail/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/gmail/toolkit.py
@@ -3,8 +3,8 @@ from __future__ import annotations
 from typing import TYPE_CHECKING, List
 
 from langchain_core.pydantic_v1 import Field
+from langchain_core.tools import BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools import BaseTool
 from langchain_community.tools.gmail.create_draft import GmailCreateDraft
 from langchain_community.tools.gmail.get_message import GmailGetMessage
diff --git a/libs/community/langchain_community/agent_toolkits/jira/toolkit.py b/libs/community/langchain_community/agent_toolkits/jira/toolkit.py
index 425c8d4c06..ddc7f50f6e 100644
--- a/libs/community/langchain_community/agent_toolkits/jira/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/jira/toolkit.py
@@ -1,6 +1,7 @@
 from typing import Dict, List
 
-from langchain_community.agent_toolkits.base import BaseToolkit
+from langchain_core.tools import BaseToolkit
+
 from langchain_community.tools import BaseTool
 from langchain_community.tools.jira.prompt import (
     JIRA_CATCH_ALL_PROMPT,
diff --git a/libs/community/langchain_community/agent_toolkits/json/toolkit.py b/libs/community/langchain_community/agent_toolkits/json/toolkit.py
index 8a4aa00a6e..6c39a3dd9a 100644
--- a/libs/community/langchain_community/agent_toolkits/json/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/json/toolkit.py
@@ -2,7 +2,8 @@ from __future__ import annotations
 
 from typing import List
 
-from langchain_community.agent_toolkits.base import BaseToolkit
+from langchain_core.tools import BaseToolkit
+
 from langchain_community.tools import BaseTool
 from langchain_community.tools.json.tool import (
     JsonGetValueTool,
diff --git a/libs/community/langchain_community/agent_toolkits/multion/toolkit.py b/libs/community/langchain_community/agent_toolkits/multion/toolkit.py
index 1d8f902911..3b22459a24 100644
--- a/libs/community/langchain_community/agent_toolkits/multion/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/multion/toolkit.py
@@ -3,7 +3,8 @@ from __future__ import annotations
 
 from typing import List
 
-from langchain_community.agent_toolkits.base import BaseToolkit
+from langchain_core.tools import BaseToolkit
+
 from langchain_community.tools import BaseTool
 from langchain_community.tools.multion.close_session import MultionCloseSession
 from langchain_community.tools.multion.create_session import MultionCreateSession
diff --git a/libs/community/langchain_community/agent_toolkits/nasa/toolkit.py b/libs/community/langchain_community/agent_toolkits/nasa/toolkit.py
index 46edd98af3..2704f7af4c 100644
--- a/libs/community/langchain_community/agent_toolkits/nasa/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/nasa/toolkit.py
@@ -1,6 +1,7 @@
 from typing import Dict, List
 
-from langchain_community.agent_toolkits.base import BaseToolkit
+from langchain_core.tools import BaseToolkit
+
 from langchain_community.tools import BaseTool
 from langchain_community.tools.nasa.prompt import (
     NASA_CAPTIONS_PROMPT,
diff --git a/libs/community/langchain_community/agent_toolkits/nla/toolkit.py b/libs/community/langchain_community/agent_toolkits/nla/toolkit.py
index ae02aeb53b..afedd0d537 100644
--- a/libs/community/langchain_community/agent_toolkits/nla/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/nla/toolkit.py
@@ -4,9 +4,8 @@ from typing import Any, List, Optional, Sequence
 
 from langchain_core.language_models import BaseLanguageModel
 from langchain_core.pydantic_v1 import Field
-from langchain_core.tools import BaseTool
+from langchain_core.tools import BaseTool, BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.agent_toolkits.nla.tool import NLATool
 from langchain_community.tools.openapi.utils.openapi_utils import OpenAPISpec
 from langchain_community.tools.plugin import AIPlugin
diff --git a/libs/community/langchain_community/agent_toolkits/office365/toolkit.py b/libs/community/langchain_community/agent_toolkits/office365/toolkit.py
index 990264ce1d..d68314f796 100644
--- a/libs/community/langchain_community/agent_toolkits/office365/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/office365/toolkit.py
@@ -3,8 +3,8 @@ from __future__ import annotations
 from typing import TYPE_CHECKING, List
 
 from langchain_core.pydantic_v1 import Field
+from langchain_core.tools import BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools import BaseTool
 from langchain_community.tools.office365.create_draft_message import (
     O365CreateDraftMessage,
diff --git a/libs/community/langchain_community/agent_toolkits/openapi/toolkit.py b/libs/community/langchain_community/agent_toolkits/openapi/toolkit.py
index 77d9fedf6f..c0a9ab1f7e 100644
--- a/libs/community/langchain_community/agent_toolkits/openapi/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/openapi/toolkit.py
@@ -4,9 +4,8 @@ from __future__ import annotations
 from typing import Any, List
 
 from langchain_core.language_models import BaseLanguageModel
-from langchain_core.tools import Tool
+from langchain_core.tools import BaseToolkit, Tool
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.agent_toolkits.json.base import create_json_agent
 from langchain_community.agent_toolkits.json.toolkit import JsonToolkit
 from langchain_community.agent_toolkits.openapi.prompt import DESCRIPTION
diff --git a/libs/community/langchain_community/agent_toolkits/playwright/toolkit.py b/libs/community/langchain_community/agent_toolkits/playwright/toolkit.py
index 5a78e8c21a..beef2123c7 100644
--- a/libs/community/langchain_community/agent_toolkits/playwright/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/playwright/toolkit.py
@@ -4,9 +4,8 @@ from __future__ import annotations
 from typing import TYPE_CHECKING, List, Optional, Type, cast
 
 from langchain_core.pydantic_v1 import Extra, root_validator
-from langchain_core.tools import BaseTool
+from langchain_core.tools import BaseTool, BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools.playwright.base import (
     BaseBrowserTool,
     lazy_import_playwright_browsers,
diff --git a/libs/community/langchain_community/agent_toolkits/polygon/toolkit.py b/libs/community/langchain_community/agent_toolkits/polygon/toolkit.py
index a41555b7dc..72e87829ef 100644
--- a/libs/community/langchain_community/agent_toolkits/polygon/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/polygon/toolkit.py
@@ -1,6 +1,7 @@
 from typing import List
 
-from langchain_community.agent_toolkits.base import BaseToolkit
+from langchain_core.tools import BaseToolkit
+
 from langchain_community.tools import BaseTool
 from langchain_community.tools.polygon import (
     PolygonAggregates,
diff --git a/libs/community/langchain_community/agent_toolkits/powerbi/toolkit.py b/libs/community/langchain_community/agent_toolkits/powerbi/toolkit.py
index 1a89d77ad2..cf1d8397fd 100644
--- a/libs/community/langchain_community/agent_toolkits/powerbi/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/powerbi/toolkit.py
@@ -13,8 +13,8 @@ from langchain_core.prompts.chat import (
     SystemMessagePromptTemplate,
 )
 from langchain_core.pydantic_v1 import Field
+from langchain_core.tools import BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools import BaseTool
 from langchain_community.tools.powerbi.prompt import (
     QUESTION_TO_QUERY_BASE,
diff --git a/libs/community/langchain_community/agent_toolkits/slack/toolkit.py b/libs/community/langchain_community/agent_toolkits/slack/toolkit.py
index bc0f09ff1d..f1babcb8aa 100644
--- a/libs/community/langchain_community/agent_toolkits/slack/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/slack/toolkit.py
@@ -3,8 +3,8 @@ from __future__ import annotations
 from typing import TYPE_CHECKING, List
 
 from langchain_core.pydantic_v1 import Field
+from langchain_core.tools import BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools import BaseTool
 from langchain_community.tools.slack.get_channel import SlackGetChannel
 from langchain_community.tools.slack.get_message import SlackGetMessage
diff --git a/libs/community/langchain_community/agent_toolkits/spark_sql/toolkit.py b/libs/community/langchain_community/agent_toolkits/spark_sql/toolkit.py
index fd0363132d..4379fffcf4 100644
--- a/libs/community/langchain_community/agent_toolkits/spark_sql/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/spark_sql/toolkit.py
@@ -3,8 +3,8 @@ from typing import List
 
 from langchain_core.language_models import BaseLanguageModel
 from langchain_core.pydantic_v1 import Field
+from langchain_core.tools import BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools import BaseTool
 from langchain_community.tools.spark_sql.tool import (
     InfoSparkSQLTool,
diff --git a/libs/community/langchain_community/agent_toolkits/sql/toolkit.py b/libs/community/langchain_community/agent_toolkits/sql/toolkit.py
index 6944b557f2..acc2c46f71 100644
--- a/libs/community/langchain_community/agent_toolkits/sql/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/sql/toolkit.py
@@ -3,8 +3,8 @@ from typing import List
 
 from langchain_core.language_models import BaseLanguageModel
 from langchain_core.pydantic_v1 import Field
+from langchain_core.tools import BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools import BaseTool
 from langchain_community.tools.sql_database.tool import (
     InfoSQLDatabaseTool,
diff --git a/libs/community/langchain_community/agent_toolkits/steam/toolkit.py b/libs/community/langchain_community/agent_toolkits/steam/toolkit.py
index 1fe57b032b..6033997ff5 100644
--- a/libs/community/langchain_community/agent_toolkits/steam/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/steam/toolkit.py
@@ -1,7 +1,8 @@
 """Steam Toolkit."""
 from typing import List
 
-from langchain_community.agent_toolkits.base import BaseToolkit
+from langchain_core.tools import BaseToolkit
+
 from langchain_community.tools import BaseTool
 from langchain_community.tools.steam.prompt import (
     STEAM_GET_GAMES_DETAILS,
diff --git a/libs/community/langchain_community/agent_toolkits/zapier/toolkit.py b/libs/community/langchain_community/agent_toolkits/zapier/toolkit.py
index f5f335efdc..3314eb3457 100644
--- a/libs/community/langchain_community/agent_toolkits/zapier/toolkit.py
+++ b/libs/community/langchain_community/agent_toolkits/zapier/toolkit.py
@@ -2,8 +2,8 @@
 from typing import List
 
 from langchain_core._api import warn_deprecated
+from langchain_core.tools import BaseToolkit
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools import BaseTool
 from langchain_community.tools.zapier.tool import ZapierNLARunAction
 from langchain_community.utilities.zapier import ZapierNLAWrapper
diff --git a/libs/community/langchain_community/chat_loaders/__init__.py b/libs/community/langchain_community/chat_loaders/__init__.py
index 9c522c88ab..aea0776e96 100644
--- a/libs/community/langchain_community/chat_loaders/__init__.py
+++ b/libs/community/langchain_community/chat_loaders/__init__.py
@@ -63,7 +63,7 @@ __all__ = [
 ]
 
 _module_lookup = {
-    "BaseChatLoader": "langchain_community.chat_loaders.base",
+    "BaseChatLoader": "langchain_core.chat_loaders",
     "FolderFacebookMessengerChatLoader": "langchain_community.chat_loaders.facebook_messenger",  # noqa: E501
     "GMailLoader": "langchain_community.chat_loaders.gmail",
     "IMessageChatLoader": "langchain_community.chat_loaders.imessage",
diff --git a/libs/community/langchain_community/chat_loaders/base.py b/libs/community/langchain_community/chat_loaders/base.py
index 7bbdd8894d..a5207e6ef4 100644
--- a/libs/community/langchain_community/chat_loaders/base.py
+++ b/libs/community/langchain_community/chat_loaders/base.py
@@ -1,16 +1,3 @@
-from abc import ABC, abstractmethod
-from typing import Iterator, List
+from langchain_core.chat_loaders import BaseChatLoader
 
-from langchain_core.chat_sessions import ChatSession
-
-
-class BaseChatLoader(ABC):
-    """Base class for chat loaders."""
-
-    @abstractmethod
-    def lazy_load(self) -> Iterator[ChatSession]:
-        """Lazy load the chat sessions."""
-
-    def load(self) -> List[ChatSession]:
-        """Eagerly load the chat sessions into memory."""
-        return list(self.lazy_load())
+__all__ = ["BaseChatLoader"]
diff --git a/libs/community/langchain_community/chat_loaders/facebook_messenger.py b/libs/community/langchain_community/chat_loaders/facebook_messenger.py
index 82d326de08..bd7d1ba15c 100644
--- a/libs/community/langchain_community/chat_loaders/facebook_messenger.py
+++ b/libs/community/langchain_community/chat_loaders/facebook_messenger.py
@@ -3,11 +3,10 @@ import logging
 from pathlib import Path
 from typing import Iterator, Union
 
+from langchain_core.chat_loaders import BaseChatLoader
 from langchain_core.chat_sessions import ChatSession
 from langchain_core.messages import HumanMessage
 
-from langchain_community.chat_loaders.base import BaseChatLoader
-
 logger = logging.getLogger(__file__)
 
 
diff --git a/libs/community/langchain_community/chat_loaders/gmail.py b/libs/community/langchain_community/chat_loaders/gmail.py
index 27dd0ff906..e7aa64028d 100644
--- a/libs/community/langchain_community/chat_loaders/gmail.py
+++ b/libs/community/langchain_community/chat_loaders/gmail.py
@@ -3,11 +3,10 @@ import re
 from typing import Any, Iterator
 
 from langchain_core._api.deprecation import deprecated
+from langchain_core.chat_loaders import BaseChatLoader
 from langchain_core.chat_sessions import ChatSession
 from langchain_core.messages import HumanMessage
 
-from langchain_community.chat_loaders.base import BaseChatLoader
-
 
 def _extract_email_content(msg: Any) -> HumanMessage:
     from_email = None
diff --git a/libs/community/langchain_community/chat_loaders/imessage.py b/libs/community/langchain_community/chat_loaders/imessage.py
index 0e534f65d3..8e924bcef5 100644
--- a/libs/community/langchain_community/chat_loaders/imessage.py
+++ b/libs/community/langchain_community/chat_loaders/imessage.py
@@ -4,11 +4,10 @@ from datetime import datetime
 from pathlib import Path
 from typing import TYPE_CHECKING, Iterator, List, Optional, Union
 
+from langchain_core.chat_loaders import BaseChatLoader
 from langchain_core.chat_sessions import ChatSession
 from langchain_core.messages import HumanMessage
 
-from langchain_community.chat_loaders.base import BaseChatLoader
-
 if TYPE_CHECKING:
     import sqlite3
 
diff --git a/libs/community/langchain_community/chat_loaders/langsmith.py b/libs/community/langchain_community/chat_loaders/langsmith.py
index 4e769283dd..02a16d895e 100644
--- a/libs/community/langchain_community/chat_loaders/langsmith.py
+++ b/libs/community/langchain_community/chat_loaders/langsmith.py
@@ -3,11 +3,10 @@ from __future__ import annotations
 import logging
 from typing import TYPE_CHECKING, Dict, Iterable, Iterator, List, Optional, Union, cast
 
+from langchain_core.chat_loaders import BaseChatLoader
 from langchain_core.chat_sessions import ChatSession
 from langchain_core.load.load import load
 
-from langchain_community.chat_loaders.base import BaseChatLoader
-
 if TYPE_CHECKING:
     from langsmith.client import Client
     from langsmith.schemas import Run
diff --git a/libs/community/langchain_community/chat_loaders/slack.py b/libs/community/langchain_community/chat_loaders/slack.py
index 8b2603829f..b31a0f521a 100644
--- a/libs/community/langchain_community/chat_loaders/slack.py
+++ b/libs/community/langchain_community/chat_loaders/slack.py
@@ -5,11 +5,10 @@ import zipfile
 from pathlib import Path
 from typing import Dict, Iterator, List, Union
 
+from langchain_core.chat_loaders import BaseChatLoader
 from langchain_core.chat_sessions import ChatSession
 from langchain_core.messages import AIMessage, HumanMessage
 
-from langchain_community.chat_loaders.base import BaseChatLoader
-
 logger = logging.getLogger(__name__)
 
 
diff --git a/libs/community/langchain_community/chat_loaders/telegram.py b/libs/community/langchain_community/chat_loaders/telegram.py
index ff2056162b..e8d87b08fd 100644
--- a/libs/community/langchain_community/chat_loaders/telegram.py
+++ b/libs/community/langchain_community/chat_loaders/telegram.py
@@ -6,11 +6,10 @@ import zipfile
 from pathlib import Path
 from typing import Iterator, List, Union
 
+from langchain_core.chat_loaders import BaseChatLoader
 from langchain_core.chat_sessions import ChatSession
 from langchain_core.messages import AIMessage, BaseMessage, HumanMessage
 
-from langchain_community.chat_loaders.base import BaseChatLoader
-
 logger = logging.getLogger(__name__)
 
 
diff --git a/libs/community/langchain_community/chat_loaders/whatsapp.py b/libs/community/langchain_community/chat_loaders/whatsapp.py
index 25c155c1ae..9378744b96 100644
--- a/libs/community/langchain_community/chat_loaders/whatsapp.py
+++ b/libs/community/langchain_community/chat_loaders/whatsapp.py
@@ -4,11 +4,10 @@ import re
 import zipfile
 from typing import Iterator, List, Union
 
+from langchain_core.chat_loaders import BaseChatLoader
 from langchain_core.chat_sessions import ChatSession
 from langchain_core.messages import AIMessage, HumanMessage
 
-from langchain_community.chat_loaders.base import BaseChatLoader
-
 logger = logging.getLogger(__name__)
 
 
diff --git a/libs/core/langchain_core/chat_loaders.py b/libs/core/langchain_core/chat_loaders.py
new file mode 100644
index 0000000000..7bbdd8894d
--- /dev/null
+++ b/libs/core/langchain_core/chat_loaders.py
@@ -0,0 +1,16 @@
+from abc import ABC, abstractmethod
+from typing import Iterator, List
+
+from langchain_core.chat_sessions import ChatSession
+
+
+class BaseChatLoader(ABC):
+    """Base class for chat loaders."""
+
+    @abstractmethod
+    def lazy_load(self) -> Iterator[ChatSession]:
+        """Lazy load the chat sessions."""
+
+    def load(self) -> List[ChatSession]:
+        """Eagerly load the chat sessions into memory."""
+        return list(self.lazy_load())
diff --git a/libs/langchain/langchain/agents/agent_toolkits/base.py b/libs/langchain/langchain/agents/agent_toolkits/base.py
index ebeb44d0a0..50cfb86cc5 100644
--- a/libs/langchain/langchain/agents/agent_toolkits/base.py
+++ b/libs/langchain/langchain/agents/agent_toolkits/base.py
@@ -1,3 +1,3 @@
-from langchain_community.agent_toolkits.base import BaseToolkit
+from langchain_core.tools import BaseToolkit
 
 __all__ = ["BaseToolkit"]
diff --git a/libs/langchain/langchain/agents/agent_toolkits/vectorstore/toolkit.py b/libs/langchain/langchain/agents/agent_toolkits/vectorstore/toolkit.py
index 4f6004df6d..37c010c25b 100644
--- a/libs/langchain/langchain/agents/agent_toolkits/vectorstore/toolkit.py
+++ b/libs/langchain/langchain/agents/agent_toolkits/vectorstore/toolkit.py
@@ -1,14 +1,13 @@
 """Toolkit for interacting with a vector store."""
 from typing import List
 
-from langchain_community.agent_toolkits.base import BaseToolkit
 from langchain_community.tools.vectorstore.tool import (
     VectorStoreQATool,
     VectorStoreQAWithSourcesTool,
 )
 from langchain_core.language_models import BaseLanguageModel
 from langchain_core.pydantic_v1 import BaseModel, Field
-from langchain_core.tools import BaseTool
+from langchain_core.tools import BaseTool, BaseToolkit
 from langchain_core.vectorstores import VectorStore
 
 
diff --git a/libs/langchain/langchain/chat_loaders/base.py b/libs/langchain/langchain/chat_loaders/base.py
index a7035e0018..a5207e6ef4 100644
--- a/libs/langchain/langchain/chat_loaders/base.py
+++ b/libs/langchain/langchain/chat_loaders/base.py
@@ -1,3 +1,3 @@
-from langchain_community.chat_loaders.base import BaseChatLoader
+from langchain_core.chat_loaders import BaseChatLoader
 
 __all__ = ["BaseChatLoader"]