diff --git a/src/runloop_api_client/types/shared/launch_parameters.py b/src/runloop_api_client/types/shared/launch_parameters.py
index 6dc7c5544..c7d8858df 100644
--- a/src/runloop_api_client/types/shared/launch_parameters.py
+++ b/src/runloop_api_client/types/shared/launch_parameters.py
@@ -74,6 +74,12 @@ class LaunchParameters(BaseModel):
     will inherit this policy unless explicitly overridden.
     """
 
+    provisioning_tier: Optional[Literal["standard", "flex"]] = None
+    """(Optional, Alpha) standard is default and flex is lazily provisioned and may be pre-empted.
+
+    This is an alpha feature and its behavior may change without notice.
+    """
+
     required_services: Optional[List[str]] = None
     """A list of ContainerizedService names to be started when a Devbox is created.
 
diff --git a/src/runloop_api_client/types/shared_params/launch_parameters.py b/src/runloop_api_client/types/shared_params/launch_parameters.py
index 0f53354c5..2d220261d 100644
--- a/src/runloop_api_client/types/shared_params/launch_parameters.py
+++ b/src/runloop_api_client/types/shared_params/launch_parameters.py
@@ -76,6 +76,12 @@ class LaunchParameters(TypedDict, total=False):
     will inherit this policy unless explicitly overridden.
     """
 
+    provisioning_tier: Optional[Literal["standard", "flex"]]
+    """(Optional, Alpha) standard is default and flex is lazily provisioned and may be pre-empted.
+
+    This is an alpha feature and its behavior may change without notice.
+    """
+
     required_services: Optional[SequenceNotStr[str]]
     """A list of ContainerizedService names to be started when a Devbox is created.