diff --git a/open_feature/open_feature_client.py b/open_feature/open_feature_client.py
index fd15db2..130d1bd 100644
--- a/open_feature/open_feature_client.py
+++ b/open_feature/open_feature_client.py
@@ -43,12 +43,14 @@ class OpenFeatureClient:
         key: str,
         default_value: bool,
         evaluation_context: EvaluationContext = None,
+        flag_evaluation_options: typing.Any = None,
     ) -> bool:
         return self.evaluate_flag_details(
             FlagType.BOOLEAN,
             key,
             default_value,
             evaluation_context,
+            flag_evaluation_options,
         ).value
 
     def get_boolean_details(
@@ -56,12 +58,14 @@ class OpenFeatureClient:
         key: str,
         default_value: bool,
         evaluation_context: EvaluationContext = None,
+        flag_evaluation_options: typing.Any = None,
     ) -> FlagEvaluationDetails:
         return self.evaluate_flag_details(
             FlagType.BOOLEAN,
             key,
             default_value,
             evaluation_context,
+            flag_evaluation_options,
         )
 
     def get_string_value(
@@ -69,12 +73,14 @@ class OpenFeatureClient:
         key: str,
         default_value: str,
         evaluation_context: EvaluationContext = None,
+        flag_evaluation_options: typing.Any = None,
     ) -> str:
         return self.evaluate_flag_details(
             FlagType.STRING,
             key,
             default_value,
             evaluation_context,
+            flag_evaluation_options,
         ).value
 
     def get_string_details(
@@ -82,12 +88,14 @@ class OpenFeatureClient:
         key: str,
         default_value: str,
         evaluation_context: EvaluationContext = None,
+        flag_evaluation_options: typing.Any = None,
     ) -> FlagEvaluationDetails:
         return self.evaluate_flag_details(
             FlagType.STRING,
             key,
             default_value,
             evaluation_context,
+            flag_evaluation_options,
         )
 
     def get_number_value(
@@ -95,12 +103,14 @@ class OpenFeatureClient:
         key: str,
         default_value: Number,
         evaluation_context: EvaluationContext = None,
+        flag_evaluation_options: typing.Any = None,
     ) -> Number:
         return self.evaluate_flag_details(
             FlagType.NUMBER,
             key,
             default_value,
             evaluation_context,
+            flag_evaluation_options,
         ).value
 
     def get_number_details(
@@ -108,12 +118,14 @@ class OpenFeatureClient:
         key: str,
         default_value: Number,
         evaluation_context: EvaluationContext = None,
+        flag_evaluation_options: typing.Any = None,
     ) -> FlagEvaluationDetails:
         return self.evaluate_flag_details(
             FlagType.NUMBER,
             key,
             default_value,
             evaluation_context,
+            flag_evaluation_options,
         )
 
     def get_object_value(
@@ -121,12 +133,14 @@ class OpenFeatureClient:
         key: str,
         default_value: dict,
         evaluation_context: EvaluationContext = None,
+        flag_evaluation_options: typing.Any = None,
     ) -> dict:
         return self.evaluate_flag_details(
             FlagType.OBJECT,
             key,
             default_value,
             evaluation_context,
+            flag_evaluation_options,
         ).value
 
     def get_object_details(
@@ -134,12 +148,14 @@ class OpenFeatureClient:
         key: str,
         default_value: dict,
         evaluation_context: EvaluationContext = None,
+        flag_evaluation_options: typing.Any = None,
     ) -> FlagEvaluationDetails:
         return self.evaluate_flag_details(
             FlagType.OBJECT,
             key,
             default_value,
             evaluation_context,
+            flag_evaluation_options,
         )
 
     def evaluate_flag_details(
@@ -148,6 +164,7 @@ class OpenFeatureClient:
         key: str,
         default_value: typing.Any,
         evaluation_context: EvaluationContext = None,
+        flag_evaluation_options: typing.Any = None,
     ) -> FlagEvaluationDetails:
         """
         Evaluate the flag requested by the user from the clients provider.