diff --git a/backend/uv.lock b/backend/uv.lock
index cd945f4d29..79524f75ac 100644
--- a/backend/uv.lock
+++ b/backend/uv.lock
@@ -1,5 +1,5 @@
 version = 1
-revision = 3
+revision = 5
 requires-python = ">=3.12"
 resolution-markers = [
     "python_full_version >= '3.14' and sys_platform == 'win32'",
@@ -847,6 +847,7 @@ wheels = [
 name = "deer-flow"
 version = "2.3.0.dev0"
 source = { virtual = "." }
+default-groups = ["dev", "extensions"]
 dependencies = [
     { name = "bcrypt" },
     { name = "deerflow-extension-api" },
@@ -2211,7 +2212,7 @@ wheels = [
 
 [[package]]
 name = "langgraph"
-version = "1.2.9"
+version = "1.2.14"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "langchain-core" },
@@ -2221,9 +2222,9 @@ dependencies = [
     { name = "pydantic" },
     { name = "xxhash" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/41/4b/0d1130e26b41a99dcc88353bbe7162a1f255c4db746bd94024268e6af27b/langgraph-1.2.9.tar.gz", hash = "sha256:385f87bc1802c35af7e0aa479278ecba8582d103515eb48256cb2ddcd42d0bd4", size = 722869, upload-time = "2026-07-10T01:30:14.985Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/49/3f/6e60789eab2c5ceaf34ba2c626ac345df93b026bbe7385018aa4b9c30397/langgraph-1.2.14.tar.gz", hash = "sha256:5b1a72b7a7f994ac6947b7751fbbe00e949f8bb44d9ab78881604b703247ae55", size = 752793, upload-time = "2026-10-06T14:41:19.789Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/41/16/0b8dc48823f1326f3e0c8012a3c07a40da6f194299e2ec080df236287baf/langgraph-1.2.9-py3-none-any.whl", hash = "sha256:c2d98ad94333937922ba04148641c1da2bfe45b5b8e55d7b6dcb0bb2df809e76", size = 247473, upload-time = "2026-07-10T01:30:13.733Z" },
+    { url = "https://files.pythonhosted.org/packages/ec/4a/f976df0d3cf7fb7986dc39f656c6b7b5655834430e9bdfaef1e1e4fffaba/langgraph-1.2.14-py3-none-any.whl", hash = "sha256:e3f5f8ff4259f9281b73ff50fc9ef5cc3b025b8936b8283ecdca7cc0c4128690", size = 255980, upload-time = "2026-10-06T14:41:18.129Z" },
 ]
 
 [[package]]
@@ -2360,7 +2361,7 @@ wheels = [
 
 [[package]]
 name = "langgraph-sdk"
-version = "0.4.4"
+version = "0.4.10"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "httpx" },
@@ -2369,9 +2370,9 @@ dependencies = [
     { name = "orjson" },
     { name = "websockets" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/3f/ae/91446c1fffa04a2dc1f81afbfb5bfff3590452891a72bd9098a656ab2657/langgraph_sdk-0.4.4.tar.gz", hash = "sha256:4e651ffa09de695681579396375377bdde23bedbc8e35b070e615cbd5af7da8b", size = 345789, upload-time = "2026-08-27T21:25:22.593Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/0c/33/dd9cd2218197debafee7b305a975355afa1c14278200019122d11717ce96/langgraph_sdk-0.4.10.tar.gz", hash = "sha256:d8d7afd326b4df42ddc0878b7fbf53f03c3237c664c236bf5bac4ab16fc38ed9", size = 360685, upload-time = "2026-10-26T19:59:45.313Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/43/d5/2ad7f3a835c6fcebf58b6669552536ecd52d2dfe4cf49c6c36648fd83572/langgraph_sdk-0.4.4-py3-none-any.whl", hash = "sha256:39afe416c91742925e6f8a93715f566d499b36e1b636b804a4ffe3190e4f4e64", size = 162270, upload-time = "2026-08-27T21:25:21.072Z" },
+    { url = "https://files.pythonhosted.org/packages/36/0c/c14a178c018fffdb818a7e098cb28d6ecead53a07e161a03c083003ff137/langgraph_sdk-0.4.10-py3-none-any.whl", hash = "sha256:306ede340814e79332812e3b5a8bda2587a09657c95e14e5c7af3370e06c22fe", size = 167854, upload-time = "2026-10-26T19:59:44.075Z" },
 ]
 
 [[package]]
@@ -4692,8 +4693,8 @@ name = "standard-aifc"
 version = "3.13.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
-    { name = "audioop-lts", marker = "python_full_version >= '3.13'" },
-    { name = "standard-chunk", marker = "python_full_version >= '3.13'" },
+    { name = "audioop-lts" },
+    { name = "standard-chunk" },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/c4/53/6050dc3dde1671eb3db592c13b55a8005e5040131f7509cef0215212cb84/standard_aifc-3.13.0.tar.gz", hash = "sha256:64e249c7cb4b3daf2fdba4e95721f811bde8bdfc43ad9f936589b7bb2fae2e43", size = 15240, upload-time = "2024-10-30T16:01:31.772Z" }
 wheels = [