diff --git a/src/backend/pyproject.toml b/src/backend/pyproject.toml
index d176467f5..19f349c2d 100644
--- a/src/backend/pyproject.toml
+++ b/src/backend/pyproject.toml
@@ -27,7 +27,7 @@ dependencies = [
     "pytest-cov==5.0.0",
     "python-dotenv==1.1.1",
     "python-multipart==0.0.20",
-    "semantic-kernel==1.35.3",
+    "semantic-kernel==1.39.3",
     "uvicorn==0.35.0",
     "pylint-pydantic==0.3.5",
     "pexpect==4.9.0",
diff --git a/src/backend/uv.lock b/src/backend/uv.lock
index 73a5e2e5c..132f0bca0 100644
--- a/src/backend/uv.lock
+++ b/src/backend/uv.lock
@@ -1,5 +1,5 @@
 version = 1
-revision = 2
+revision = 3
 requires-python = ">=3.11"
 resolution-markers = [
     "python_full_version >= '3.13'",
@@ -788,7 +788,7 @@ requires-dist = [
     { name = "pytest-cov", specifier = "==5.0.0" },
     { name = "python-dotenv", specifier = "==1.1.1" },
     { name = "python-multipart", specifier = "==0.0.20" },
-    { name = "semantic-kernel", specifier = "==1.35.3" },
+    { name = "semantic-kernel", specifier = "==1.39.3" },
     { name = "uvicorn", specifier = "==0.35.0" },
 ]
 
@@ -3863,6 +3863,8 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/6b/fa/3234f913fe9a6525a7b97c6dad1f51e72b917e6872e051a5e2ffd8b16fbb/ruamel.yaml.clib-0.2.14-cp314-cp314-macosx_15_0_arm64.whl", hash = "sha256:70eda7703b8126f5e52fcf276e6c0f40b0d314674f896fc58c47b0aef2b9ae83", size = 137970, upload-time = "2025-09-22T19:51:09.472Z" },
     { url = "https://files.pythonhosted.org/packages/ef/ec/4edbf17ac2c87fa0845dd366ef8d5852b96eb58fcd65fc1ecf5fe27b4641/ruamel.yaml.clib-0.2.14-cp314-cp314-musllinux_1_2_i686.whl", hash = "sha256:a0cb71ccc6ef9ce36eecb6272c81afdc2f565950cdcec33ae8e6cd8f7fc86f27", size = 739639, upload-time = "2025-09-22T19:51:10.566Z" },
     { url = "https://files.pythonhosted.org/packages/15/18/b0e1fafe59051de9e79cdd431863b03593ecfa8341c110affad7c8121efc/ruamel.yaml.clib-0.2.14-cp314-cp314-musllinux_1_2_x86_64.whl", hash = "sha256:e7cb9ad1d525d40f7d87b6df7c0ff916a66bc52cb61b66ac1b2a16d0c1b07640", size = 764456, upload-time = "2025-09-22T19:51:11.736Z" },
+    { url = "https://files.pythonhosted.org/packages/e7/cd/150fdb96b8fab27fe08d8a59fe67554568727981806e6bc2677a16081ec7/ruamel_yaml_clib-0.2.14-cp314-cp314-win32.whl", hash = "sha256:9b4104bf43ca0cd4e6f738cb86326a3b2f6eef00f417bd1e7efb7bdffe74c539", size = 102394, upload-time = "2025-11-14T21:57:36.703Z" },
+    { url = "https://files.pythonhosted.org/packages/bd/e6/a3fa40084558c7e1dc9546385f22a93949c890a8b2e445b2ba43935f51da/ruamel_yaml_clib-0.2.14-cp314-cp314-win_amd64.whl", hash = "sha256:13997d7d354a9890ea1ec5937a219817464e5cc344805b37671562a401ca3008", size = 122673, upload-time = "2025-11-14T21:57:38.177Z" },
 ]
 
 [[package]]
@@ -3938,7 +3940,7 @@ wheels = [
 
 [[package]]
 name = "semantic-kernel"
-version = "1.35.3"
+version = "1.39.3"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "aiohttp" },
@@ -3964,9 +3966,9 @@ dependencies = [
     { name = "typing-extensions" },
     { name = "websockets" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/ac/c7/6319e51fea5d51fce21df597f58b0634a7505128e05aa9720ac7c996d215/semantic_kernel-1.35.3.tar.gz", hash = "sha256:fd6ae00ee50ac53ac830dceddafc652a4f178990c809f71b516ffa2d414886fe", size = 574198, upload-time = "2025-08-14T00:35:00.6Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/40/75/ace6cc290bbfec20def659df8dcc76fa1dc059ecbe7a13a65877a3d9ef42/semantic_kernel-1.39.3.tar.gz", hash = "sha256:c67265817cd0e4af8f49059ac46421a911158c8bbe9629b1092a632a2bc1f404", size = 601695, upload-time = "2026-02-02T01:32:42.727Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/cc/9c/44314fcd4816367084e6df7698508b397d683f63b0d7b5acd86003b7b377/semantic_kernel-1.35.3-py3-none-any.whl", hash = "sha256:11c97405530c1c266df8589f3c0775e7fab7b92b17df19e0dfaee44f47cac5fa", size = 882352, upload-time = "2025-08-14T00:34:57.167Z" },
+    { url = "https://files.pythonhosted.org/packages/80/ee/a8f12b1d32f3a528f1fa5dfb4afb1f74eac2191c9efca300f17a177af539/semantic_kernel-1.39.3-py3-none-any.whl", hash = "sha256:0540547bc60b24caaf8b8ddff57d995dbabdd343448c434f939be8891fb52624", size = 913654, upload-time = "2026-02-02T01:32:40.525Z" },
 ]
 
 [[package]]