diff --git a/packages/gen/pyproject.toml b/packages/gen/pyproject.toml
index 272e2cc..1373870 100644
--- a/packages/gen/pyproject.toml
+++ b/packages/gen/pyproject.toml
@@ -46,7 +46,7 @@ dependencies = [
     "langchain~=1.3.14",
     "langchain-classic~=1.0.0",
     "langchain-community~=0.4.1",
-    "langchain-openai~=1.4.1",
+    "langchain-openai~=1.5.0",
 ]
 
 [project.optional-dependencies]
diff --git a/uv.lock b/uv.lock
index 581d3c4..2b8198d 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1705,9 +1705,10 @@ wheels = [
 
 [[package]]
 name = "langchain-core"
-version = "1.5.1"
+version = "1.5.6"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
+    { name = "httpx" },
     { name = "jsonpatch" },
     { name = "langchain-protocol" },
     { name = "langsmith" },
@@ -1718,9 +1719,9 @@ dependencies = [
     { name = "typing-extensions" },
     { name = "uuid-utils" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/a7/fc/84e23e8adff5adcd7792273ad610c4972ec534658a52698fb8db6defa87a/langchain_core-1.5.1.tar.gz", hash = "sha256:b0df382704c6403c1e0c9603415bce09290455d4aeeb38f350d15f78ca597483", size = 972219, upload-time = "2026-07-23T20:13:22.282Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/27/b9/893806b89f77e1271fe6e10ce41682ff5fe43d071564e1d8e39dbb5d4d6d/langchain_core-1.5.6.tar.gz", hash = "sha256:b5f73bd9688c457b31ec73657a0ad56948f889fae27acee79286e9c285632ee6", size = 984873, upload-time = "2026-08-17T21:26:35.921Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/55/1e/1eb8833dc59b9c1f49da89a4a1ad7510440c9eb57fb539ea2203294a1acd/langchain_core-1.5.1-py3-none-any.whl", hash = "sha256:c5ec8f51dd05124f950c9afd0fd8bb3f7be4e405eeb868d481b2f8ff652cb9d2", size = 561634, upload-time = "2026-07-23T20:13:20.717Z" },
+    { url = "https://files.pythonhosted.org/packages/5d/0a/890504397885c9d1ae45f2e06c3000dd9f4445439602b6a990a88b32c0ac/langchain_core-1.5.6-py3-none-any.whl", hash = "sha256:d6cf37bf695ecc22cddeb8461a684e353190b2ce430d99eb22bc11c0c7c00ea5", size = 567016, upload-time = "2026-08-17T21:26:34.595Z" },
 ]
 
 [[package]]
@@ -1740,16 +1741,17 @@ wheels = [
 
 [[package]]
 name = "langchain-openai"
-version = "1.4.1"
+version = "1.5.1"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
+    { name = "certifi" },
     { name = "langchain-core" },
     { name = "openai" },
     { name = "tiktoken" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/bf/1b/a83bf6cae4632363cef0b6f2ee1b4f62c8a5ebcf22cd8ef24430a736c2a8/langchain_openai-1.4.1.tar.gz", hash = "sha256:6d16be615d997db80294731b8e768783f1fb8e0313668e64acd50cd68acbad20", size = 3262416, upload-time = "2026-07-23T20:31:13.053Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/6f/ed/8dea294b76f7cbda7baa8fcee10f6f448a2157c81c905ea8893ddf9ede19/langchain_openai-1.5.1.tar.gz", hash = "sha256:e7100c89a6180e3fdf8d02b29a0f2b6c532da91428fc1b57aa93ebbc8acc0ce9", size = 3286615, upload-time = "2026-08-14T15:47:30.765Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/fe/1c/8b604dc8be2735c8ae5c655e520066231057d1301958c20c776e62bd00fb/langchain_openai-1.4.1-py3-none-any.whl", hash = "sha256:8528bb34cc78fdfd2d895573c7917f9441cbb82db5f18ae0e6b3b75d95bdefb3", size = 122067, upload-time = "2026-07-23T20:31:11.809Z" },
+    { url = "https://files.pythonhosted.org/packages/4a/3b/cf0811ade95747439a43e3537452fefca88dddadb9f2b6e862ec8961620c/langchain_openai-1.5.1-py3-none-any.whl", hash = "sha256:a4da6e507d2e867127f0d622797bca4b7e7e98f08b3bbdc8db46f0a0695d69cb", size = 123733, upload-time = "2026-08-14T15:47:29.674Z" },
 ]
 
 [[package]]
@@ -4240,7 +4242,7 @@ requires-dist = [
     { name = "langchain-classic", specifier = "~=1.0.0" },
     { name = "langchain-community", specifier = "~=0.4.1" },
     { name = "langchain-google-genai", marker = "extra == 'google'", specifier = "~=4.3.1" },
-    { name = "langchain-openai", specifier = "~=1.4.1" },
+    { name = "langchain-openai", specifier = "~=1.5.0" },
     { name = "langcodes", specifier = "~=3.5.1" },
     { name = "openai", specifier = ">=1.66.0" },
     { name = "overloading", specifier = "==0.5.0" },