diff --git a/pdm.lock b/pdm.lock
index 8c139e1..619490a 100644
--- a/pdm.lock
+++ b/pdm.lock
@@ -5,7 +5,7 @@
 groups = ["default", "dev", "lint"]
 strategy = ["inherit_metadata"]
 lock_version = "4.5.0"
-content_hash = "sha256:8006e83c7e3d5a8bf7d69394dacf4d6b3a393ec867a1b4c2300f1bedfd2b994a"
+content_hash = "sha256:e8bdf5753e1d3060fb5d2c8ec3a586824fa145f163a99da4ddc6aaeb9457f6e1"
 
 [[metadata.targets]]
 requires_python = "~=3.13"
@@ -546,6 +546,17 @@ files = [
     {file = "starlette-0.48.0.tar.gz", hash = "sha256:7e8cee469a8ab2352911528110ce9088fdc6a37d9876926e73da7ce4aa4c7a46"},
 ]
 
+[[package]]
+name = "tenacity"
+version = "9.1.2"
+requires_python = ">=3.9"
+summary = "Retry code until it succeeds"
+groups = ["default"]
+files = [
+    {file = "tenacity-9.1.2-py3-none-any.whl", hash = "sha256:f77bf36710d8b73a50b2dd155c97b870017ad21afe6ab300326b0371b3b05138"},
+    {file = "tenacity-9.1.2.tar.gz", hash = "sha256:1169d376c297e7de388d18b4481760d478b0e99a777cad3a9c86e556f4b697cb"},
+]
+
 [[package]]
 name = "types-grpcio"
 version = "1.0.0.20251001"
diff --git a/pyproject.toml b/pyproject.toml
index 9644b30..c6b1adc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -113,6 +113,7 @@ dependencies = [
     "grpcio-tools>=1.74.0",
     "pydantic>=2.11.9",
     "pydantic-settings>=2.10.1",
+    "tenacity>=9.1.2",
 ]
 requires-python = "<4.0,>=3.13"
 readme = "README.md"