diff --git a/pyproject.toml b/pyproject.toml
index 4141faac8..d1522bac2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -63,7 +63,7 @@ langchain = [
     "langchain-core>=1.4.3,<1.5",
     "langchain-community>=0.4.2,<0.5",
     "langchain-openai>=1.3.0,<1.4",
-    "langchain-anthropic>=1.4.4,<1.5",
+    "langchain-anthropic>=1.4.6,<1.5",
     "faiss-cpu>=1.14.2,<2.0",  # Vector store for dedup workflow
 ]
 
diff --git a/requirements.txt b/requirements.txt
index aba3b5760..3ab9f913d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,5 +12,5 @@ langchain==1.3.4
 langchain-core==1.4.3
 langchain-community==0.4.2
 langchain-openai==1.3.0
-langchain-anthropic==1.4.4
+langchain-anthropic==1.4.6
 faiss-cpu==1.14.2
diff --git a/templates/consumer-repo/tools/requirements-llm.txt b/templates/consumer-repo/tools/requirements-llm.txt
index 19979b6ea..fc0f1dd75 100644
--- a/templates/consumer-repo/tools/requirements-llm.txt
+++ b/templates/consumer-repo/tools/requirements-llm.txt
@@ -10,6 +10,6 @@
 langchain==1.3.4
 langchain-community==0.4.2
 langchain-openai==1.3.0
-langchain-anthropic==1.4.4
+langchain-anthropic==1.4.6
 pydantic==2.13.4
 requests==2.34.2
diff --git a/tools/requirements-llm.txt b/tools/requirements-llm.txt
index 19979b6ea..fc0f1dd75 100644
--- a/tools/requirements-llm.txt
+++ b/tools/requirements-llm.txt
@@ -10,6 +10,6 @@
 langchain==1.3.4
 langchain-community==0.4.2
 langchain-openai==1.3.0
-langchain-anthropic==1.4.4
+langchain-anthropic==1.4.6
 pydantic==2.13.4
 requests==2.34.2