diff --git a/neon_llm_chatgpt/chatgpt.py b/neon_llm_chatgpt/chatgpt.py
index 0f356c1..b12f124 100644
--- a/neon_llm_chatgpt/chatgpt.py
+++ b/neon_llm_chatgpt/chatgpt.py
@@ -74,7 +74,7 @@ def _system_prompt(self) -> str:
     def warmup(self):
         self.model
 
-    def get_sorted_answer_indexes(self, question: str, answers: List[str]) -> List[int]:
+    def get_sorted_answer_indexes(self, question: str, answers: List[str], persona: dict) -> List[int]:
         """
             Creates sorted list of answer indexes with respect to order provided in :param answers based on PPL score
             Answers are sorted from best to worst
@@ -84,7 +84,7 @@ def get_sorted_answer_indexes(self, question: str, answers: List[str]) -> List[i
         """
         if not answers:
             return []
-        scores = self._score(prompt=question, targets=answers)
+        scores = self._score(prompt=question, targets=answers, persona=persona)
         sorted_items = sorted(zip(range(len(answers)), scores), key=lambda x: x[1])
         sorted_items_indexes = [x[0] for x in sorted_items]
         return sorted_items_indexes
@@ -106,7 +106,7 @@ def _call_model(self, prompt: List[Dict[str, str]]) -> str:
 
         return text
 
-    def _assemble_prompt(self, message: str, chat_history: List[List[str]]) -> List[Dict[str, str]]:
+    def _assemble_prompt(self, message: str, chat_history: List[List[str]], persona: dict) -> List[Dict[str, str]]:
         """
             Assembles prompt engineering logic
             Setup Guidance:
@@ -116,8 +116,9 @@ def _assemble_prompt(self, message: str, chat_history: List[List[str]]) -> List[
             :param chat_history: History of preceding conversation
             :returns: assembled prompt
         """
+        system_prompt = persona.get("description", self._system_prompt)
         messages = [
-            {"role": "system", "content": self._system_prompt},
+            {"role": "system", "content": system_prompt},
         ]
         # Context N messages
         for role, content in chat_history[-self.context_depth:]:
@@ -126,7 +127,7 @@ def _assemble_prompt(self, message: str, chat_history: List[List[str]]) -> List[
         messages.append({"role": "user", "content": message})
         return messages
 
-    def _score(self, prompt: str, targets: List[str]) -> List[float]:
+    def _score(self, prompt: str, targets: List[str], persona: dict) -> List[float]:
         """
             Calculates logarithmic probabilities for the list of provided text sequences
             :param prompt: Input text sequence
@@ -134,21 +135,21 @@ def _score(self, prompt: str, targets: List[str]) -> List[float]:
             :returns: List of calculated logarithmic probabilities per output text sequence
         """
 
-        question_embeddings, answers_embeddings = self._embeddings(question=prompt, answers=targets)
+        question_embeddings, answers_embeddings = self._embeddings(question=prompt, answers=targets, persona=persona)
         scores_list = distances_from_embeddings(question_embeddings, answers_embeddings)
         return scores_list
 
     def _tokenize(self, prompt: str) -> None:
         pass
 
-    def _embeddings(self, question: str, answers: List[str]) -> (List[float], List[List[float]]):
+    def _embeddings(self, question: str, answers: List[str], persona: dict) -> (List[float], List[List[float]]):
         """
             Computes embeddings for the list of provided answers
             :param question: Question for LLM to response to
             :param answers: List of provided answers
             :returns ppl values for each answer
         """
-        response = self.ask(question, [])
+        response = self.ask(question, [], persona=persona)
         texts = [response] + answers
         embeddings = get_embeddings(texts, engine="text-embedding-ada-002")
         question_embeddings = embeddings[0]