diff --git a/model_server/app/commons/constants.py b/model_server/app/commons/constants.py
index e62bf229..0a77830b 100644
--- a/model_server/app/commons/constants.py
+++ b/model_server/app/commons/constants.py
@@ -4,7 +4,6 @@ import app.loader as loader
 
 from app.function_calling.model_handler import ArchFunctionHandler
 from app.prompt_guard.model_handler import ArchGuardHanlder
-from enum import Enum
 
 logger = utils.get_model_server_logger()
 
@@ -37,30 +36,3 @@ prompt_guard_dict = loader.get_prompt_guard(arch_guard_model_type[glb.DEVICE])
 
 arch_guard_handler = ArchGuardHanlder(model_dict=prompt_guard_dict)
 # Patterns for function name and parameter parsing
-FUNC_NAME_START_PATTERN = ('<tool_call>\n{"name":"', "<tool_call>\n{'name':'")
-FUNC_NAME_END_TOKEN = ('",', "',")
-TOOL_CALL_TOKEN = "<tool_call>"
-
-FIRST_PARAM_NAME_START_PATTERN = ('"arguments":{"', "'arguments':{'")
-PARAMETER_NAME_END_TOKENS = ('":', ':"', "':", ":'")
-PARAMETER_NAME_START_PATTERN = (',"', ",'")
-PARAMETER_VALUE_START_PATTERN = ('":', "':")
-PARAMETER_VALUE_END_TOKEN = ('",', "}}\n", "',")
-
-
-# Thresholds
-class MaskToken(Enum):
-    FUNCTION_NAME = "f"
-    PARAMETER_VALUE = "v"
-    PARAMETER_NAME = "p"
-    NOT_USED = "e"
-    TOOL_CALL = "t"
-
-
-HALLUCINATION_THRESHOLD_DICT = {
-    MaskToken.TOOL_CALL.value: {"entropy": 0.1, "varentropy": 0.5},
-    MaskToken.PARAMETER_VALUE.value: {
-        "entropy": 0.5,
-        "varentropy": 2.5,
-    },
-}