diff --git a/skyvern/forge/sdk/api/llm/models.py b/skyvern/forge/sdk/api/llm/models.py
index 1e22554d..aff891ce 100644
--- a/skyvern/forge/sdk/api/llm/models.py
+++ b/skyvern/forge/sdk/api/llm/models.py
@@ -18,6 +18,7 @@ class LiteLLMParams(TypedDict, total=False):
     vertex_credentials: str | None
     vertex_location: str | None
     thinking: dict[str, Any] | None
+    service_tier: str | None
 
 
 @dataclass(frozen=True)