diff --git a/llm_server/config/config.py b/llm_server/config/config.py
index b33a9f2..11092c0 100644
--- a/llm_server/config/config.py
+++ b/llm_server/config/config.py
@@ -1,7 +1,6 @@
 import yaml
 
 config_default_vars = {
-    'frontend_api_mode': 'ooba',
     'log_prompts': False,
     'database_path': './proxy-server.db',
     'auth_required': False,
@@ -38,7 +37,7 @@ config_default_vars = {
     'background_homepage_cacher': True,
     'openai_moderation_timeout': 5
 }
-config_required_vars = ['cluster', 'llm_middleware_name']
+config_required_vars = ['cluster', 'frontend_api_mode', 'llm_middleware_name']
 
 mode_ui_names = {
     'ooba': ('Text Gen WebUI (ooba)', 'Blocking API url', 'Streaming API url'),
diff --git a/llm_server/database/database.py b/llm_server/database/database.py
index 27a059c..1cd5389 100644
--- a/llm_server/database/database.py
+++ b/llm_server/database/database.py
@@ -50,7 +50,8 @@ def log_prompt(ip: str, token: str, prompt: str, response: Union[str, None], gen
         if token:
             increment_token_uses(token)
 
-        running_model = cluster_config.get_backend(backend_url).get('model')
+        backend_info = cluster_config.get_backend(backend_url)
+        running_model = backend_info.get('model')
         timestamp = int(time.time())
         cursor = database.cursor()
         try:
@@ -59,7 +60,7 @@ def log_prompt(ip: str, token: str, prompt: str, response: Union[str, None], gen
             (ip, token, model, backend_mode, backend_url, request_url, generation_time, prompt, prompt_tokens, response, response_tokens, response_status, parameters, headers, timestamp)
             VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s)
             """,
-                           (ip, token, running_model, opts.mode, backend_url, request_url, gen_time, prompt, prompt_tokens, response, response_tokens, backend_response_code, json.dumps(parameters), json.dumps(headers), timestamp))
+                           (ip, token, running_model, cluster_config['mode'], backend_url, request_url, gen_time, prompt, prompt_tokens, response, response_tokens, backend_response_code, json.dumps(parameters), json.dumps(headers), timestamp))
         finally:
             cursor.close()
 
diff --git a/llm_server/llm/__init__.py b/llm_server/llm/__init__.py
index ba46635..09f1ad7 100644
--- a/llm_server/llm/__init__.py
+++ b/llm_server/llm/__init__.py
@@ -1,3 +1,4 @@
+from llm_server.cluster.cluster_config import cluster_config
 from llm_server.llm import oobabooga, vllm
 from llm_server.custom_redis import redis
 
@@ -6,7 +7,7 @@ def get_token_count(prompt: str, backend_url: str):
     assert isinstance(prompt, str)
     assert isinstance(backend_url, str)
 
-    backend_mode = redis.get('backend_mode', dtype=str)
+    backend_mode = cluster_config.get_backend(backend_url)['mode']
     if backend_mode == 'vllm':
         return vllm.tokenize(prompt, backend_url)
     elif backend_mode == 'ooba':
diff --git a/llm_server/routes/v1/generate_stream.py b/llm_server/routes/v1/generate_stream.py
index ac148dd..55fb6e4 100644
--- a/llm_server/routes/v1/generate_stream.py
+++ b/llm_server/routes/v1/generate_stream.py
@@ -73,15 +73,16 @@ def do_stream(ws, model_name):
             if not request_valid_json or not request_json_body.get('prompt'):
                 return 'Invalid JSON', 400
             else:
-                if opts.mode != 'vllm':
-                    # TODO: implement other backends
-                    raise NotImplementedError
-
                 auth_failure = require_api_key(request_json_body)
                 if auth_failure:
                     return auth_failure
 
                 handler = OobaRequestHandler(incoming_request=request, selected_model=model_name, incoming_json=request_json_body)
+
+                if handler.cluster_backend_info['mode'] != 'vllm':
+                    # TODO: implement other backends
+                    raise NotImplementedError
+
                 generated_text = ''
                 input_prompt = request_json_body['prompt']
                 response_status_code = 0