diff --git a/uv.lock b/uv.lock
index 6625d403..bde3a6de 100644
--- a/uv.lock
+++ b/uv.lock
@@ -616,7 +616,7 @@ wheels = [
 
 [[package]]
 name = "langsmith"
-version = "0.6.6"
+version = "0.8.18"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "httpx" },
@@ -626,11 +626,13 @@ dependencies = [
     { name = "requests" },
     { name = "requests-toolbelt" },
     { name = "uuid-utils" },
+    { name = "websockets" },
+    { name = "xxhash" },
     { name = "zstandard" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/1a/3d/04a79fb7f0e72af88e26295d3b9ab88e5204eafb723a8ed3a948f8df1f19/langsmith-0.6.6.tar.gz", hash = "sha256:64ba70e7b795cff3c498fe6f2586314da1cc855471a5e5b6a357950324af3874", size = 953566, upload-time = "2026-01-27T17:37:21.166Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/9a/d9/a6681aa9847bbbc5ec21abe20a5e233b94e5edcfe39624db607ac7e8ccb4/langsmith-0.8.18.tar.gz", hash = "sha256:32dde9c0e67e053e0fb738921fc8ced768af7b8fa83d7a0e3fd63597cf8776dd", size = 4526988, upload-time = "2026-06-19T13:12:17.123Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/81/81/62c5cc980a3f5a7476792769616792e0df8ba9c8c4730195ec700a56a962/langsmith-0.6.6-py3-none-any.whl", hash = "sha256:fe655e73b198cd00d0ecd00a26046eaf1f78cd0b2f0d94d1e5591f3143c5f592", size = 308542, upload-time = "2026-01-27T17:37:19.201Z" },
+    { url = "https://files.pythonhosted.org/packages/03/70/0e0cc80a3b064c8d6c8d697c3125ed86e39d5a7393ec6dc8b07cb1cf13c4/langsmith-0.8.18-py3-none-any.whl", hash = "sha256:3940183349993faef48e6c7d08e4822ee9cefd906b362d0e3c2d650314d2f282", size = 508108, upload-time = "2026-06-19T13:12:15.348Z" },
 ]
 
 [[package]]