diff --git a/uv.lock b/uv.lock
index 6cb1dc1..37e36a0 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1512,16 +1512,16 @@ wheels = [
 
 [[package]]
 name = "langchain-anthropic"
-version = "1.4.1"
+version = "1.4.6"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "anthropic" },
     { name = "langchain-core" },
     { name = "pydantic" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/ca/19/55e0d3548a4d85ccee630fcfc0979af54ff4ea4f39ab0ed1ed3c6bf25f4e/langchain_anthropic-1.4.1.tar.gz", hash = "sha256:e17d027091438620e35ff2f06aefdfd63c8dcdf6abc606009ddfe3c764f2bc2e", size = 676043, upload-time = "2026-04-17T14:26:17.31Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/e1/f5/cd397b94aeed5fa0e8ab9595b9fb578ac99f424d42220defe6626e6a1a7b/langchain_anthropic-1.4.6.tar.gz", hash = "sha256:78942d4458d883b7d362438a095ed501ed84f44d402622404482481fc973b9da", size = 706540, upload-time = "2026-06-12T16:54:15.352Z" }
 wheels = [
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+    { url = "https://files.pythonhosted.org/packages/26/af/927dbbc5a1f5fea1a69adc2883f034cbd1430004e36f4eacd302d500393a/langchain_anthropic-1.4.6-py3-none-any.whl", hash = "sha256:dbd412a956b6b8b0716d9d8460ef71f834a6731cdbfc59e6160482a4a9fb5200", size = 51797, upload-time = "2026-06-12T16:54:14.159Z" },
 ]
 
 [[package]]
@@ -1570,10 +1570,11 @@ wheels = [
 
 [[package]]
 name = "langchain-core"
-version = "1.3.0"
+version = "1.4.9"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "jsonpatch" },
+    { name = "langchain-protocol" },
     { name = "langsmith" },
     { name = "packaging" },
     { name = "pydantic" },
@@ -1582,9 +1583,9 @@ dependencies = [
     { name = "typing-extensions" },
     { name = "uuid-utils" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/92/fe/20190232d9b513242899dbb0c2bb77e31b4d61e343743adbe90ebc2603d2/langchain_core-1.3.0.tar.gz", hash = "sha256:14a39f528bf459aa3aa40d0a7f7f1bae7520d435ef991ae14a4ceb74d8c49046", size = 860755, upload-time = "2026-04-17T14:51:38.298Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/2a/b9/e937d0a90b26540bff07e7a7c64349f3b29c2dcc36257cd1cd3fdce17f2a/langchain_core-1.4.9.tar.gz", hash = "sha256:f8078901145bed0466755277500a5a22822a7b628808c4c0a28d4fc88895fcf2", size = 967294, upload-time = "2026-07-08T20:06:54.191Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/f8/e2/dbfa347aa072a6dc4cd38d6f9ebfc730b4c14c258c47f480f4c5c546f177/langchain_core-1.3.0-py3-none-any.whl", hash = "sha256:baf16ee028475df177b9ab8869a751c79406d64a6f12125b93802991b566cced", size = 515140, upload-time = "2026-04-17T14:51:36.274Z" },
+    { url = "https://files.pythonhosted.org/packages/84/70/ade2fada52772798ef815b6352b59e71b116aa0c32c3aef5be3dc2cbed12/langchain_core-1.4.9-py3-none-any.whl", hash = "sha256:28e3909e2a10cc81504952d795ac0a9e014c0018121ef89d48dd396fa09ec624", size = 558293, upload-time = "2026-07-08T20:06:52.382Z" },
 ]
 
 [[package]]
@@ -1670,6 +1671,18 @@ wheels = [
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 ]
 
+[[package]]
+name = "langchain-protocol"
+version = "0.0.18"
+source = { registry = "https://pypi.org/simple" }
+dependencies = [
+    { name = "typing-extensions" },
+]
+sdist = { url = "https://files.pythonhosted.org/packages/d2/59/b5959aea96faa9146e2e49a7a22882b3528c62efafe9a6a95beab30c2305/langchain_protocol-0.0.18.tar.gz", hash = "sha256:ec3e11782f1ed0c9db38e5a9ed01b0e7a0d3fba406faa8aef6594b73c56a63e6", size = 6150, upload-time = "2026-06-18T17:08:26.959Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/99/2e/d82db9eec13ad0f72e7aaad5c4bc730ab111934fdc83c85523206eb9b0a0/langchain_protocol-0.0.18-py3-none-any.whl", hash = "sha256:70b53a86fbf9cedc863555effe44da192ab02d556ddbf2cf95b8873adcf41b5a", size = 7221, upload-time = "2026-06-18T17:08:25.996Z" },
+]
+
 [[package]]
 name = "langchain-tests"
 version = "1.1.6"