diff --git a/echo/agent/uv.lock b/echo/agent/uv.lock
index 88377b72..684a6a5c 100644
--- a/echo/agent/uv.lock
+++ b/echo/agent/uv.lock
@@ -629,7 +629,7 @@ wheels = [
 
 [[package]]
 name = "langsmith"
-version = "0.7.1"
+version = "0.7.31"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "httpx" },
@@ -642,9 +642,9 @@ dependencies = [
     { name = "xxhash" },
     { name = "zstandard" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/67/48/3151de6df96e0977b8d319b03905e29db0df6929a85df1d922a030b7e68d/langsmith-0.7.1.tar.gz", hash = "sha256:e3fec2f97f7c5192f192f4873d6a076b8c6469768022323dded07087d8cb70a4", size = 984367, upload-time = "2026-02-10T01:55:24.696Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/e6/11/696019490992db5c87774dc20515529ef42a01e1d770fb754ed6d9b12fb0/langsmith-0.7.31.tar.gz", hash = "sha256:331ee4f7c26bb5be4022b9859b7d7b122cbf8c9d01d9f530114c1914b0349ffb", size = 1178480, upload-time = "2026-04-14T17:55:41.242Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/ce/87/6f2b008a456b4f5fd0fb1509bb7e1e9368c1a0c9641a535f224a9ddc10f3/langsmith-0.7.1-py3-none-any.whl", hash = "sha256:92cfa54253d35417184c297ad25bfd921d95f15d60a1ca75f14d4e7acd152a29", size = 322515, upload-time = "2026-02-10T01:55:22.531Z" },
+    { url = "https://files.pythonhosted.org/packages/1d/a1/a013cf458c301cda86a213dd153ce0a01c93f1ab5833f951e6a44c9763ce/langsmith-0.7.31-py3-none-any.whl", hash = "sha256:0291d49203f6e80dda011af1afda61eb0595a4d697adb684590a8805e1d61fb6", size = 373276, upload-time = "2026-04-14T17:55:39.677Z" },
 ]
 
 [[package]]