diff --git a/lib/data_types.py b/lib/data_types.py
index d948c60..f051cd3 100644
--- a/lib/data_types.py
+++ b/lib/data_types.py
@@ -66,7 +66,7 @@ class AuthData:
     """data used to authenticate requester"""
 
     cost: str
-    endpoint: str
+    endpoint_id: int
     reqnum: int
     request_idx: int
     signature: str
diff --git a/lib/test_utils.py b/lib/test_utils.py
index d64a4b6..a74c605 100644
--- a/lib/test_utils.py
+++ b/lib/test_utils.py
@@ -75,6 +75,7 @@ def print_truncate_res(res: str):
 @dataclass
 class ClientState:
     endpoint_group_name: str
+    endpoint_id: int
     api_key: str
     server_url: str
     worker_endpoint: str
@@ -95,7 +96,7 @@ class ClientState:
             self.status = ClientStatus.Error
             return
         route_payload = {
-            "endpoint": self.endpoint_group_name,
+            "endpoint_id": self.endpoint_id,
             "api_key": self.api_key,
             "cost": self.payload.count_workload(),
         }
@@ -244,16 +245,19 @@ def run_test(
     print_thread = threading.Thread(target=print_state, args=(clients, num_requests))
     print_thread.daemon = True  # makes threads get killed on program exit
     print_thread.start()
-    endpoint_api_key = Endpoint.get_endpoint_api_key(
+    endpoint_info = Endpoint.get_endpoint_info(
         endpoint_name=endpoint_group_name, account_api_key=api_key, instance=instance
     )
-    if not endpoint_api_key:
+    if not endpoint_info:
         log.debug(f"Endpoint {endpoint_group_name} not found for API key")
         return
+    endpoint_id = endpoint_info["id"]
+    endpoint_api_key = endpoint_info["api_key"]
     try:
         for _ in range(num_requests):
             client = ClientState(
                 endpoint_group_name=endpoint_group_name,
+                endpoint_id=endpoint_id,
                 api_key=endpoint_api_key,
                 server_url=server_url,
                 worker_endpoint=worker_endpoint,
diff --git a/workers/comfyui/client.py b/workers/comfyui/client.py
index 7d1935e..aa9e1da 100644
--- a/workers/comfyui/client.py
+++ b/workers/comfyui/client.py
@@ -13,11 +13,11 @@ from vastai import Serverless
 ENDPOINT_NAME = "my-comfyui-endpoint"
 COST = 100 # Use a constant cost for image generation
 
-def call_default_workflow(client: Serverless) -> None:
+def call_default_workflow(endpoint_id: int, api_key: str, server_url: str) -> None:
     WORKER_ENDPOINT = "/prompt"
     COST = 100
     route_payload = {
-        "endpoint": endpoint_group_name,
+        "endpoint_id": endpoint_id,
         "api_key": api_key,
         "cost": COST,
     }
@@ -32,7 +32,7 @@ def call_default_workflow(client: Serverless) -> None:
     auth_data = dict(
         signature=message["signature"],
         cost=message["cost"],
-        endpoint=message["endpoint"],
+        endpoint_id=message["endpoint_id"],
         reqnum=message["reqnum"],
         url=message["url"],
     )
@@ -52,12 +52,12 @@ def call_default_workflow(client: Serverless) -> None:
 
 
 def call_custom_workflow_for_sd3(
-    endpoint_group_name: str, api_key: str, server_url: str
+    endpoint_id: int, api_key: str, server_url: str
 ) -> None:
     WORKER_ENDPOINT = "/custom-workflow"
     COST = 100
     route_payload = {
-        "endpoint": endpoint_group_name,
+        "endpoint_id": endpoint_id,
         "api_key": api_key,
         "cost": COST,
     }
@@ -72,7 +72,7 @@ def call_custom_workflow_for_sd3(
     auth_data = dict(
         signature=message["signature"],
         cost=message["cost"],
-        endpoint=message["endpoint"],
+        endpoint_id=message["endpoint_id"],
         reqnum=message["reqnum"],
         url=message["url"],
         request_idx=message["request_idx"],
@@ -146,25 +146,28 @@ def call_custom_workflow_for_sd3(
 if __name__ == "__main__":
     from lib.test_utils import test_args
 
+    log = logging.getLogger(__name__)
     args = test_args.parse_args()
-    endpoint_api_key = Endpoint.get_endpoint_api_key(
+    endpoint_info = Endpoint.get_endpoint_info(
         endpoint_name=args.endpoint_group_name,
         account_api_key=args.api_key,
         instance=args.instance,
     )
-    if endpoint_api_key:
+    if endpoint_info:
+        endpoint_id = endpoint_info["id"]
+        endpoint_api_key = endpoint_info["api_key"]
         try:
             call_default_workflow(
+                endpoint_id=endpoint_id,
                 api_key=endpoint_api_key,
-                endpoint_group_name=args.endpoint_group_name,
                 server_url=args.server_url,
             )
             call_custom_workflow_for_sd3(
+                endpoint_id=endpoint_id,
                 api_key=endpoint_api_key,
-                endpoint_group_name=args.endpoint_group_name,
                 server_url=args.server_url,
             )
         except Exception as e:
             log.error(f"Error during API call: {e}")
     else:
-        log.error(f"Failed to get API key for endpoint {args.endpoint_group_name} ")
+        log.error(f"Failed to get endpoint info for {args.endpoint_group_name}")
diff --git a/workers/openai/test_load.py b/workers/openai/test_load.py
index 9cb5f37..7b1f090 100644
--- a/workers/openai/test_load.py
+++ b/workers/openai/test_load.py
@@ -60,7 +60,7 @@ def do_one(endpoint_name: str,
            worker_session):
     try:
         workload = payload.count_workload()
-        route_payload = {"endpoint": endpoint_name, "api_key": endpoint_api_key, "cost": workload}
+        route_payload = {"endpoint_id": endpoint_id, "api_key": endpoint_api_key, "cost": workload}
         headers = {"Authorization": f"Bearer {endpoint_api_key}"}
         start = time.time()
         r0 = route_session.post(urljoin(server_url, "/route/"), json=route_payload, headers=headers, timeout=4)