diff --git a/pyproject.toml b/pyproject.toml
index 0110511..20bda3c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -66,7 +66,7 @@ managed-google-adk = [
     "google-adk>=2.0.0",
 ]
 managed-vertex = [
-    "google-cloud-aiplatform>=1.156.0",
+    "google-cloud-aiplatform>=1.157.0",
 ]
 telemetry = [
     "opentelemetry-api>=1.20",
@@ -121,7 +121,7 @@ dev = [
     "opentelemetry-sdk>=1.20",
     "opentelemetry-exporter-otlp-proto-http>=1.41.1",
     "google-adk>=2.0.0",
-    "google-cloud-aiplatform>=1.156.0",
+    "google-cloud-aiplatform>=1.157.0",
     "bandit>=1.7",
 ]
 
diff --git a/uv.lock b/uv.lock
index eff129d..dd0a747 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1,5 +1,5 @@
 version = 1
-revision = 2
+revision = 3
 requires-python = ">=3.10"
 resolution-markers = [
     "python_full_version >= '3.15'",
@@ -818,9 +818,10 @@ requests = [
 
 [[package]]
 name = "google-cloud-aiplatform"
-version = "1.156.0"
+version = "1.157.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
+    { name = "certifi" },
     { name = "docstring-parser" },
     { name = "google-api-core", extra = ["grpc"] },
     { name = "google-auth" },
@@ -835,9 +836,9 @@ dependencies = [
     { name = "pydantic" },
     { name = "typing-extensions" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/94/96/6a948c77bbc35783fbc49119349f8ecf8c943cd56a3cf4b1f5fde8da06e0/google_cloud_aiplatform-1.156.0.tar.gz", hash = "sha256:b2f8c92d7e3fd50a1570e433d596fb863f8ced528ede657e85d46e25b8445a25", size = 11056403, upload-time = "2026-06-04T17:44:47.932Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/e0/d9/e2a5f5a8535bbc8f68729796f3fc2d68d59a72818fb44f6544edbc2592e4/google_cloud_aiplatform-1.157.0.tar.gz", hash = "sha256:ce8413ed3584c4896f7656b663214c24e91c2c89426f1c91fbd1d220ffda23af", size = 11064992, upload-time = "2026-06-10T00:19:33.643Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/ec/ef/666a5f5e4212772813f64953cfb68f0275ec23aabdc27cd911dfae3ba18f/google_cloud_aiplatform-1.156.0-py2.py3-none-any.whl", hash = "sha256:ae78ee795b571d3801ac472e155ba66e7de9e7243ffe3092382329f230df5533", size = 9194083, upload-time = "2026-06-04T17:44:44.305Z" },
+    { url = "https://files.pythonhosted.org/packages/e3/82/3ec2ba56dc1fa71ef783348a0c519721879dbc8f1e568534e6d4b4856ccd/google_cloud_aiplatform-1.157.0-py2.py3-none-any.whl", hash = "sha256:0ca499ac5648988916fc089f9e94bd99667eefba13f6936475247f4a0bf86634", size = 9200777, upload-time = "2026-06-10T00:19:30.181Z" },
 ]
 
 [[package]]
@@ -3370,8 +3371,8 @@ requires-dist = [
     { name = "cryptography", marker = "extra == 'crypto'", specifier = ">=48.0.0" },
     { name = "google-adk", marker = "extra == 'dev'", specifier = ">=2.0.0" },
     { name = "google-adk", marker = "extra == 'managed-google-adk'", specifier = ">=2.0.0" },
-    { name = "google-cloud-aiplatform", marker = "extra == 'dev'", specifier = ">=1.156.0" },
-    { name = "google-cloud-aiplatform", marker = "extra == 'managed-vertex'", specifier = ">=1.156.0" },
+    { name = "google-cloud-aiplatform", marker = "extra == 'dev'", specifier = ">=1.157.0" },
+    { name = "google-cloud-aiplatform", marker = "extra == 'managed-vertex'", specifier = ">=1.157.0" },
     { name = "graphqlite", marker = "extra == 'graphqlite'", specifier = ">=0.6.0" },
     { name = "hypothesis", marker = "extra == 'dev'", specifier = ">=6.100" },
     { name = "mypy", marker = "extra == 'dev'", specifier = ">=1,<3" },