diff --git a/.github/workflows/api_doc_build.yml b/.github/workflows/api_doc_build.yml
index 28ad2d742367a..42007cb1d9a2d 100644
--- a/.github/workflows/api_doc_build.yml
+++ b/.github/workflows/api_doc_build.yml
@@ -72,7 +72,7 @@ jobs:
       - name: Install dependencies
         working-directory: langchain
         run: |
-          python -m uv pip install $(ls ./libs/partners | xargs -I {} echo "./libs/partners/{}")
+          python -m uv pip install $(ls ./libs/partners | xargs -I {} echo "./libs/partners/{}") --overrides ./docs/vercel_overrides.txt
           python -m uv pip install libs/core libs/langchain libs/text-splitters libs/community libs/experimental libs/standard-tests
           python -m uv pip install -r docs/api_reference/requirements.txt
 
diff --git a/docs/Makefile b/docs/Makefile
index 5df104397aade..43fb70bb105ed 100644
--- a/docs/Makefile
+++ b/docs/Makefile
@@ -27,7 +27,7 @@ install-py-deps:
 	$(PYTHON) -m pip install -q --upgrade pip
 	$(PYTHON) -m pip install -q --upgrade uv
 	$(PYTHON) -m uv pip install -q --pre -r vercel_requirements.txt
-	$(PYTHON) -m uv pip install -q --pre $$($(PYTHON) scripts/partner_deps_list.py)
+	$(PYTHON) -m uv pip install -q --pre $$($(PYTHON) scripts/partner_deps_list.py) --overrides vercel_overrides.txt
 
 generate-files:
 	mkdir -p $(INTERMEDIATE_DIR)
diff --git a/docs/vercel_overrides.txt b/docs/vercel_overrides.txt
new file mode 100644
index 0000000000000..79228389fce46
--- /dev/null
+++ b/docs/vercel_overrides.txt
@@ -0,0 +1 @@
+httpx
\ No newline at end of file
diff --git a/libs/cli/langchain_cli/integration_template/docs/chat.ipynb b/libs/cli/langchain_cli/integration_template/docs/chat.ipynb
index 95ac5d9c5d3a8..c0dbef513554b 100644
--- a/libs/cli/langchain_cli/integration_template/docs/chat.ipynb
+++ b/libs/cli/langchain_cli/integration_template/docs/chat.ipynb
@@ -19,7 +19,7 @@
     "\n",
     "- TODO: Make sure API reference link is correct.\n",
     "\n",
-    "This will help you getting started with __ModuleName__ [chat models](/docs/concepts/#chat-models). For detailed documentation of all Chat__ModuleName__ features and configurations head to the [API reference](https://api.python.langchain.com/en/latest/chat_models/__module_name__.chat_models.Chat__ModuleName__.html).\n",
+    "This will help you getting started with __ModuleName__ [chat models](/docs/concepts/chat_models). For detailed documentation of all Chat__ModuleName__ features and configurations head to the [API reference](https://api.python.langchain.com/en/latest/chat_models/__module_name__.chat_models.Chat__ModuleName__.html).\n",
     "\n",
     "- TODO: Add any other relevant links, like information about models, prices, context windows, etc. See https://python.langchain.com/docs/integrations/chat/openai/ for an example.\n",
     "\n",
diff --git a/libs/cli/langchain_cli/integration_template/docs/document_loaders.ipynb b/libs/cli/langchain_cli/integration_template/docs/document_loaders.ipynb
index e457102b5cf91..67ac60d249f92 100644
--- a/libs/cli/langchain_cli/integration_template/docs/document_loaders.ipynb
+++ b/libs/cli/langchain_cli/integration_template/docs/document_loaders.ipynb
@@ -17,7 +17,7 @@
     "\n",
     "- TODO: Make sure API reference link is correct.\n",
     "\n",
-    "This notebook provides a quick overview for getting started with __ModuleName__ [document loader](https://python.langchain.com/docs/concepts/#document-loaders). For detailed documentation of all __ModuleName__Loader features and configurations head to the [API reference](https://python.langchain.com/v0.2/api_reference/community/document_loaders/langchain_community.document_loaders.__module_name___loader.__ModuleName__Loader.html).\n",
+    "This notebook provides a quick overview for getting started with __ModuleName__ [document loader](https://python.langchain.com/docs/concepts/document_loaders). For detailed documentation of all __ModuleName__Loader features and configurations head to the [API reference](https://python.langchain.com/v0.2/api_reference/community/document_loaders/langchain_community.document_loaders.__module_name___loader.__ModuleName__Loader.html).\n",
     "\n",
     "- TODO: Add any other relevant links, like information about underlying API, etc.\n",
     "\n",
diff --git a/libs/cli/langchain_cli/integration_template/docs/retrievers.ipynb b/libs/cli/langchain_cli/integration_template/docs/retrievers.ipynb
index 78f779301b11c..20d36e4f09f65 100644
--- a/libs/cli/langchain_cli/integration_template/docs/retrievers.ipynb
+++ b/libs/cli/langchain_cli/integration_template/docs/retrievers.ipynb
@@ -19,7 +19,7 @@
     "\n",
     "- TODO: Make sure API reference link is correct.\n",
     "\n",
-    "This will help you getting started with the __ModuleName__ [retriever](/docs/concepts/#retrievers). For detailed documentation of all __ModuleName__Retriever features and configurations head to the [API reference](https://api.python.langchain.com/en/latest/retrievers/__module_name__.retrievers.__ModuleName__.__ModuleName__Retriever.html).\n",
+    "This will help you getting started with the __ModuleName__ [retriever](/docs/concepts/retrievers). For detailed documentation of all __ModuleName__Retriever features and configurations head to the [API reference](https://api.python.langchain.com/en/latest/retrievers/__module_name__.retrievers.__ModuleName__.__ModuleName__Retriever.html).\n",
     "\n",
     "### Integration details\n",
     "\n",
diff --git a/libs/cli/langchain_cli/integration_template/docs/toolkits.ipynb b/libs/cli/langchain_cli/integration_template/docs/toolkits.ipynb
index da948c899a093..23fbd2903cd27 100644
--- a/libs/cli/langchain_cli/integration_template/docs/toolkits.ipynb
+++ b/libs/cli/langchain_cli/integration_template/docs/toolkits.ipynb
@@ -19,7 +19,7 @@
     "\n",
     "- TODO: Make sure API reference link is correct.\n",
     "\n",
-    "This will help you getting started with the __ModuleName__ [toolkit](/docs/concepts/#toolkits). For detailed documentation of all __ModuleName__Toolkit features and configurations head to the [API reference](https://api.python.langchain.com/en/latest/agent_toolkits/__module_name__.agent_toolkits.__ModuleName__.toolkit.__ModuleName__Toolkit.html).\n",
+    "This will help you getting started with the __ModuleName__ [toolkit](/docs/concepts/tools/#toolkits). For detailed documentation of all __ModuleName__Toolkit features and configurations head to the [API reference](https://api.python.langchain.com/en/latest/agent_toolkits/__module_name__.agent_toolkits.__ModuleName__.toolkit.__ModuleName__Toolkit.html).\n",
     "\n",
     "## Setup\n",
     "\n",
diff --git a/libs/cli/langchain_cli/integration_template/docs/tools.ipynb b/libs/cli/langchain_cli/integration_template/docs/tools.ipynb
index f1e02ca844f3f..7ca2ac5378d56 100644
--- a/libs/cli/langchain_cli/integration_template/docs/tools.ipynb
+++ b/libs/cli/langchain_cli/integration_template/docs/tools.ipynb
@@ -132,7 +132,7 @@
    "source": [
     "## Invocation\n",
     "\n",
-    "### [Invoke directly with args](/docs/concepts/#invoke-with-just-the-arguments)\n",
+    "### [Invoke directly with args](/docs/concepts/tools/#use-the-tool-directly)\n",
     "\n",
     "- TODO: Describe what the tool args are, fill them in, run cell"
    ]
@@ -152,7 +152,7 @@
    "id": "d6e73897",
    "metadata": {},
    "source": [
-    "### [Invoke with ToolCall](/docs/concepts/#invoke-with-toolcall)\n",
+    "### [Invoke with ToolCall](/docs/concepts/tool_calling/#tool-execution)\n",
     "\n",
     "We can also invoke the tool with a model-generated ToolCall, in which case a ToolMessage will be returned:\n",
     "\n",
diff --git a/libs/cli/langchain_cli/integration_template/docs/vectorstores.ipynb b/libs/cli/langchain_cli/integration_template/docs/vectorstores.ipynb
index 2ae2da87291bc..bbf0b85a2fafa 100644
--- a/libs/cli/langchain_cli/integration_template/docs/vectorstores.ipynb
+++ b/libs/cli/langchain_cli/integration_template/docs/vectorstores.ipynb
@@ -294,7 +294,7 @@
     "\n",
     "- [Tutorials](/docs/tutorials/)\n",
     "- [How-to: Question and answer with RAG](https://python.langchain.com/docs/how_to/#qa-with-rag)\n",
-    "- [Retrieval conceptual docs](https://python.langchain.com/docs/concepts/#retrieval)"
+    "- [Retrieval conceptual docs](https://python.langchain.com/docs/concepts/retrieval/)"
    ]
   },
   {
diff --git a/libs/partners/anthropic/pyproject.toml b/libs/partners/anthropic/pyproject.toml
index abe04e73dae8d..645f6b5d604fa 100644
--- a/libs/partners/anthropic/pyproject.toml
+++ b/libs/partners/anthropic/pyproject.toml
@@ -13,6 +13,7 @@ license = "MIT"
 
 [tool.mypy]
 disallow_untyped_defs = "True"
+plugins = ['pydantic.mypy']
 
 [tool.poetry.urls]
 "Source Code" = "https://github.com/langchain-ai/langchain/tree/master/libs/partners/anthropic"
diff --git a/libs/partners/anthropic/tests/integration_tests/test_chat_models.py b/libs/partners/anthropic/tests/integration_tests/test_chat_models.py
index 2fdf71845636f..9f2eaba45549d 100644
--- a/libs/partners/anthropic/tests/integration_tests/test_chat_models.py
+++ b/libs/partners/anthropic/tests/integration_tests/test_chat_models.py
@@ -153,7 +153,7 @@ async def test_abatch_tags() -> None:
 
 
 async def test_async_tool_use() -> None:
-    llm = ChatAnthropic(  # type: ignore[call-arg]
+    llm = ChatAnthropic(
         model=MODEL_NAME,
     )
 
@@ -249,7 +249,7 @@ def test_system_invoke() -> None:
 
 def test_anthropic_call() -> None:
     """Test valid call to anthropic."""
-    chat = ChatAnthropic(model=MODEL_NAME)  # type: ignore[call-arg]
+    chat = ChatAnthropic(model=MODEL_NAME)
     message = HumanMessage(content="Hello")
     response = chat.invoke([message])
     assert isinstance(response, AIMessage)
@@ -258,7 +258,7 @@ def test_anthropic_call() -> None:
 
 def test_anthropic_generate() -> None:
     """Test generate method of anthropic."""
-    chat = ChatAnthropic(model=MODEL_NAME)  # type: ignore[call-arg]
+    chat = ChatAnthropic(model=MODEL_NAME)
     chat_messages: List[List[BaseMessage]] = [
         [HumanMessage(content="How many toes do dogs have?")]
     ]
@@ -274,7 +274,7 @@ def test_anthropic_generate() -> None:
 
 def test_anthropic_streaming() -> None:
     """Test streaming tokens from anthropic."""
-    chat = ChatAnthropic(model=MODEL_NAME)  # type: ignore[call-arg]
+    chat = ChatAnthropic(model=MODEL_NAME)
     message = HumanMessage(content="Hello")
     response = chat.stream([message])
     for token in response:
@@ -286,7 +286,7 @@ def test_anthropic_streaming_callback() -> None:
     """Test that streaming correctly invokes on_llm_new_token callback."""
     callback_handler = FakeCallbackHandler()
     callback_manager = CallbackManager([callback_handler])
-    chat = ChatAnthropic(  # type: ignore[call-arg]
+    chat = ChatAnthropic(
         model=MODEL_NAME,
         callback_manager=callback_manager,
         verbose=True,
@@ -302,7 +302,7 @@ async def test_anthropic_async_streaming_callback() -> None:
     """Test that streaming correctly invokes on_llm_new_token callback."""
     callback_handler = FakeCallbackHandler()
     callback_manager = CallbackManager([callback_handler])
-    chat = ChatAnthropic(  # type: ignore[call-arg]
+    chat = ChatAnthropic(
         model=MODEL_NAME,
         callback_manager=callback_manager,
         verbose=True,
@@ -318,7 +318,7 @@ async def test_anthropic_async_streaming_callback() -> None:
 
 def test_anthropic_multimodal() -> None:
     """Test that multimodal inputs are handled correctly."""
-    chat = ChatAnthropic(model=MODEL_NAME)  # type: ignore[call-arg]
+    chat = ChatAnthropic(model=MODEL_NAME)
     messages: list[BaseMessage] = [
         HumanMessage(
             content=[
@@ -369,7 +369,7 @@ async def test_astreaming() -> None:
 
 
 def test_tool_use() -> None:
-    llm = ChatAnthropic(model=MODEL_NAME)  # type: ignore[call-arg]
+    llm = ChatAnthropic(model=MODEL_NAME)
     llm_with_tools = llm.bind_tools(
         [
             {
@@ -452,7 +452,7 @@ def type_letter(letter: str) -> str:
         """Type the given letter."""
         return "OK"
 
-    model = ChatAnthropic(model="claude-3-opus-20240229", temperature=0).bind_tools(  # type: ignore[call-arg]
+    model = ChatAnthropic(model="claude-3-opus-20240229", temperature=0).bind_tools(
         [type_letter]
     )
 
@@ -490,7 +490,7 @@ def type_letter(letter: str) -> str:
 
 
 def test_with_structured_output() -> None:
-    llm = ChatAnthropic(  # type: ignore[call-arg]
+    llm = ChatAnthropic(
         model="claude-3-opus-20240229",
     )
 
@@ -510,7 +510,7 @@ def test_with_structured_output() -> None:
 
 
 def test_get_num_tokens_from_messages() -> None:
-    llm = ChatAnthropic(model="claude-3-5-sonnet-20241022")  # type: ignore[call-arg]
+    llm = ChatAnthropic(model="claude-3-5-sonnet-20241022")
 
     # Test simple case
     messages = [
@@ -571,7 +571,7 @@ class GetWeather(BaseModel):
 
 @pytest.mark.parametrize("tool_choice", ["GetWeather", "auto", "any"])
 def test_anthropic_bind_tools_tool_choice(tool_choice: str) -> None:
-    chat_model = ChatAnthropic(  # type: ignore[call-arg]
+    chat_model = ChatAnthropic(
         model=MODEL_NAME,
     )
     chat_model_with_tools = chat_model.bind_tools([GetWeather], tool_choice=tool_choice)
@@ -583,7 +583,7 @@ def test_pdf_document_input() -> None:
     url = "https://www.w3.org/WAI/ER/tests/xhtml/testfiles/resources/pdf/dummy.pdf"
     data = b64encode(requests.get(url).content).decode()
 
-    result = ChatAnthropic(model_name=MODEL_NAME).invoke(  # type: ignore[call-arg]
+    result = ChatAnthropic(model=MODEL_NAME).invoke(
         [
             HumanMessage(
                 [