diff --git a/requirements.lock b/requirements.lock
index 41b8e086d..b76a380d9 100644
--- a/requirements.lock
+++ b/requirements.lock
@@ -112,11 +112,11 @@ jsonschema==4.26.0
     # via workflows (pyproject.toml)
 jsonschema-specifications==2025.9.1
     # via jsonschema
-langchain==1.3.10
+langchain==1.3.11
     # via
     #   -r requirements.txt
     #   workflows (pyproject.toml)
-langchain-anthropic==1.4.6
+langchain-anthropic==1.4.7
     # via
     #   -r requirements.txt
     #   workflows (pyproject.toml)
@@ -140,7 +140,7 @@ langchain-core==1.4.8
     #   langgraph-checkpoint
     #   langgraph-prebuilt
     #   langgraph-sdk
-langchain-openai==1.3.2
+langchain-openai==1.3.3
     # via
     #   -r requirements.txt
     #   workflows (pyproject.toml)
diff --git a/requirements.txt b/requirements.txt
index ee101361f..2e9540c64 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,9 +14,9 @@ pandas==3.0.3
 tomlkit==0.15.0
 
 # LangChain integration
-langchain==1.3.10
+langchain==1.3.11
 langchain-core==1.4.8
 langchain-community==0.4.2
-langchain-openai==1.3.2
-langchain-anthropic==1.4.6
+langchain-openai==1.3.3
+langchain-anthropic==1.4.7
 faiss-cpu==1.14.3
diff --git a/templates/consumer-repo/tools/requirements-llm.txt b/templates/consumer-repo/tools/requirements-llm.txt
index ffaa0b4ab..0b5dff3c7 100644
--- a/templates/consumer-repo/tools/requirements-llm.txt
+++ b/templates/consumer-repo/tools/requirements-llm.txt
@@ -7,9 +7,9 @@
 # - Use strict X.Y.Z pins for direct workflow dependencies.
 # - Do not pin `langchain-core` directly here; let the selected `langchain`
 #   release resolve a mutually compatible core version.
-langchain==1.3.10
+langchain==1.3.11
 langchain-community==0.4.2
-langchain-openai==1.3.2
-langchain-anthropic==1.4.6
+langchain-openai==1.3.3
+langchain-anthropic==1.4.7
 pydantic==2.13.4
 requests==2.34.2
diff --git a/tools/requirements-llm.txt b/tools/requirements-llm.txt
index ffaa0b4ab..0b5dff3c7 100644
--- a/tools/requirements-llm.txt
+++ b/tools/requirements-llm.txt
@@ -7,9 +7,9 @@
 # - Use strict X.Y.Z pins for direct workflow dependencies.
 # - Do not pin `langchain-core` directly here; let the selected `langchain`
 #   release resolve a mutually compatible core version.
-langchain==1.3.10
+langchain==1.3.11
 langchain-community==0.4.2
-langchain-openai==1.3.2
-langchain-anthropic==1.4.6
+langchain-openai==1.3.3
+langchain-anthropic==1.4.7
 pydantic==2.13.4
 requests==2.34.2