diff --git a/libs/partners/anthropic/uv.lock b/libs/partners/anthropic/uv.lock
index f2a8879f9b8..5126abfc94f 100644
--- a/libs/partners/anthropic/uv.lock
+++ b/libs/partners/anthropic/uv.lock
@@ -835,7 +835,7 @@ wheels = [
 
 [[package]]
 name = "langsmith"
-version = "0.8.3"
+version = "0.8.5"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "httpx" },
@@ -848,9 +848,9 @@ dependencies = [
     { name = "xxhash" },
     { name = "zstandard" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/de/8a/1e8ea5e8bab2a65fa95bd36229ef38e8723ec46e430e20ca2d953487a7f1/langsmith-0.8.3.tar.gz", hash = "sha256:767ff7a8d136ed42926bf99059ac631dc6883542d6e3104b32e71c7625e1fa05", size = 4460330, upload-time = "2026-05-07T19:56:56.18Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/17/eb/8883d1158c743d0aac350f09df7880714d27283497e8c80bb9fe3480f165/langsmith-0.8.5.tar.gz", hash = "sha256:3615243d99c12f4047f13042bdc05a373dce232d106a6511b3ca7b48c5af1c2c", size = 4462348, upload-time = "2026-05-15T21:31:41.093Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/98/a9/51e644c1f1dbc3dd7d22dfd6412eab206d538c81e024e4f287373544bdcb/langsmith-0.8.3-py3-none-any.whl", hash = "sha256:b2e40e308222fa0beb2dccee3b4b30bfee9062d7a4f20a3e3e93df3c51a08ab4", size = 399048, upload-time = "2026-05-07T19:56:53.994Z" },
+    { url = "https://files.pythonhosted.org/packages/23/85/968c88a63e32a59b3e5c68afd2fe114ce0708a125db0be1a85efc25fb2ea/langsmith-0.8.5-py3-none-any.whl", hash = "sha256:efc779f9d450dcaf9d97bc8894f4926276509d6e730e05289af9a64debce06ae", size = 399564, upload-time = "2026-05-15T21:31:39.046Z" },
 ]
 
 [[package]]