diff --git a/berkeley-function-call-leaderboard/bfcl/eval_checker/multi_turn_eval/func_source_code/fitness_tracker.py b/berkeley-function-call-leaderboard/bfcl/eval_checker/multi_turn_eval/func_source_code/fitness_tracker.py
new file mode 100644
index 000000000..de8f8a305
--- /dev/null
+++ b/berkeley-function-call-leaderboard/bfcl/eval_checker/multi_turn_eval/func_source_code/fitness_tracker.py
@@ -0,0 +1,291 @@
+from typing import Dict, List, Union, Optional
+from datetime import datetime
+
+class FitnessTrackerAPI:
+    """
+    A class representing the Fitness Tracker API for managing fitness activities.
+
+    Attributes:
+        activities (List[Dict[str, Union[str, float]]]): List of logged activities which include name, and calories burned
+        food_log (List[Dict[str, Union[str, float]]]): List of logged food intake include calories and protein eaten
+        water_intake (float): Amount of water intake by user measured in liters
+        calorie_goal (Optional[float]): User's daily calorie goal
+        protein_goal (Optional[float]): User's daily protein goal
+        water_goal (Optional[float]): User's daily water intake goal measured in liters
+        running_start_time (Optional[datetime]): Logs user's run start time of the user's most recent run
+        running_duration (Optional[float]): Logs user's most recent run duration in minutes
+    """
+
+
+    def __init__(self):
+        """
+        Initialize the FitnessTrackerAPI instance
+        """
+        self.activities: List[Dict[str, Union[str, float]]] = []
+        self.food_log: List[Dict[str, Union[str, float]]] = []
+        self.water_intake: float = 0.0
+        self.calorie_goal: Optional[float] = None
+        self.protein_goal: Optional[float] = None
+        self.water_goal: Optional[float] = None
+        self.running_start_time: Optional[datetime] = None
+        self.running_duration: Optional[float] = None
+    
+    def add_activity(self, activity_name: str, calories_burned: float) -> Dict[str, str]:
+        """
+        Log activity with the number of calories that were burned 
+
+        Args:
+            activity_name (str): The name of the activity
+            calories_burned (float): The number of calories burned during the activity
+
+        Returns:
+            result (Dict[str, str]): Confirms the activity has been added
+        """
+        self.activities.append({
+            "activity_name": activity_name,
+            "calories_burned": calories_burned
+        })
+        return {"result": f"Activity '{activity_name}' added with {calories_burned} calories burned."}
+
+    def calories_burned(self) -> float:
+        """
+        Calculate the total calories that were burned from the activities done
+
+        Returns:
+            total_calories (float): The total calories that were burned
+        """
+        return sum(activity['calories_burned'] for activity in self.activities)
+    
+    def log_food(self, food_name: str, calories: float, protein: float) -> Dict[str, str]:
+        """
+        Log the amount of calories and protein eaten via food
+
+        Args:
+            food_name (str): The name of the food item being logged
+            calories (float): The amount of calories in the food
+            protein: (float): The amount of protein in the food 
+        
+        Returns: 
+            result (Dict[str, str]): Confirms food has been added
+        """
+        if calories <= 0:
+            return {"error": "Calories per serving must be greater than zero."}
+        
+        if protein <= 0:
+            return {"error": "Calories per serving must be greater than zero."}
+        
+        self.food_log.append({
+            "food_name": food_name,
+            "calories": calories,
+            "protein": protein
+        })
+        return {"result": f"Food '{food_name}' added with {calories} calories and {protein}g of protein."}
+    
+    def calories_eaten(self) -> float:
+        """
+        Calculates the total calories consumed from the logged food items
+
+        Returns:
+            total_calories (float): The total calories consumed
+        """
+        return sum(food['calories'] for food in self.food_log)
+    
+    def protein_eaten(self) -> float:
+        """
+        Calculates the total protein consumed from the logged food items
+
+        Returns:
+            total_protein (float): The total protein consumed
+        """
+        return sum(food['protein'] for food in self.food_log)
+    
+    def add_water(self, amount: float) -> Dict[str, str]:
+        """
+        Logs the water intake in liters
+
+        Args:
+            amount (float): The amount of water drank in liters
+
+        Returns:
+            result (Dict[str, str]): Confirms water has been logged properly
+        """
+        self.water_intake += amount
+        return {"result": f"{amount} liters of water added."}
+    
+    def set_goal(self, calorie_goal: float, protein_goal: float, water_goal: float) -> Dict[str, str]:
+        """
+        Set a daily goal for calorie, protein, and water consumption
+
+        Args:
+            calorie_goal (float): The calorie goal
+            protein_goal (float): The protein goal
+            water_goal (float): The water goal
+
+        Returns:
+            result (Dict[str, str]): Confirms the goal has been set
+        """
+        self.calorie_goal = calorie_goal
+        self.protein_goal = protein_goal
+        self.water_goal = water_goal
+        return {"result": f"Goals added: {calorie_goal} calories, {protein_goal}g protein, {water_goal} liters of water."}
+    
+    def get_summary(self) -> Dict[str, Union[str, float]]:
+        """
+        Gets a summary of all the activities, food, and water logged
+
+        Returns:
+            summary (Dict[str, Union[str, float]]): Summary of activities, food, water, and goals.
+        """
+        total_burned = self.calories_burned()
+        total_eaten = self.calories_eaten()
+        total_protein = self.protein_eaten()
+        return {
+            "calories_burned": total_burned,
+            "calories_eaten": total_eaten,
+            "protein_eaten": total_protein,
+            "water_intake": self.water_intake,
+            "calorie_goal": self.calorie_goal,
+            "protein_goal": self.protein_goal,
+            "water_goal": self.water_goal,
+            "message": "Summary of today's fitness activities and nutrition."
+        }
+    
+    def remaining_calories(self) -> float:
+        """
+        Calculate the remaining calories needed to meet the calorie goal
+
+        Returns:
+            remaining_calories (float): The number of calories left to be consumed to meet the goal
+        """
+        if self.calorie_goal is None:
+            return 0.0
+        remaining = self.calorie_goal - self.calories_eaten()
+        return max(0.0, remaining)
+    
+    def eat_until_calorie_goal(self, food_name: str) -> Dict[str, Union[str, float, int]]:
+        """
+        Continue to eat specified food item repeatedly until daily calorie goal is met
+
+        Args:
+            food_name (str): The name of the food item to eat
+        
+        Returns:
+            result (Dict[str, Union[str, float, int]]): Number of servings ate to reach calorie goal
+        """
+        if not self.calorie_goal:
+            return {"error": "Calorie goal not set."}
+        
+        food_item = next((food for food in self.food_log if food['food_name'] == food_name), None)
+    
+        if not food_item or not food_item.get('calories'):
+            return {"error": f"Food item '{food_name}' is not in the food log or no calorie information."}
+    
+        calories_per_serving = food_item['calories']
+        protein_per_serving = food_item['protein']
+        
+        calories_needed = self.calorie_goal - self.calories_eaten()
+        servings = 0
+
+        while calories_needed > 0:
+            self.log_food(food_name, calories=calories_per_serving, protein=protein_per_serving)
+            calories_needed -= calories_per_serving
+            servings += 1
+        
+        return {
+            "result": f"Ate {servings} servings of {food_name} to meet your calorie goal.",
+            "servings": servings,
+            "total_calories": servings * calories_per_serving
+        }
+    
+    def eat_until_protein_goal(self, food_name: str) -> Dict[str, Union[str, float, int]]:
+        """
+        Continue to eat specified food item repeatedly until daily protein goal is met
+
+        Args:
+            food_name (str): The name of the food item to eat
+        
+        Returns:
+            result (Dict[str, Union[str, float, int]]): Number of servings ate to reach protein goal
+        """
+        if not self.protein_goal:
+            return {"error": "Protein goal not set."}
+        food_item = next((food for food in self.food_log if food['food_name'] == food_name), None)
+    
+        if not food_item or not food_item.get('protein'):
+            return {"error": f"Food item '{food_name}' is not in the food log or no protein information."}
+    
+        calories_per_serving = food_item['calories']
+        protein_per_serving = food_item['protein']
+        
+        protein_needed = self.protein_goal - self.protein_eaten()
+        servings = 0
+
+        while protein_needed > 0:
+            self.log_food(food_name, calories=calories_per_serving, protein=protein_per_serving)
+            protein_needed -= protein_per_serving
+            servings += 1
+        
+        return {
+            "result": f"Ate {servings} servings of {food_name} to meet your protein goal.",
+            "servings": servings,
+            "total_protein": servings * protein_per_serving
+        }
+
+    def check_goals(self) -> Dict[str, str]:
+        """
+        Check if the fitness goals have been met 
+
+        Returns:
+            goal_status (Dict[str, str]): Status report for each goal set
+        """
+        calorie_status = "met" if self.calorie_goal and self.calories_eaten() >= self.calorie_goal else "not met"
+        protein_status = "met" if self.protein_goal and self.protein_eaten() >= self.protein_goal else "not met"
+        water_status = "met" if self.water_goal and self.water_intake >= self.water_goal else "not met"
+
+        return {
+            "calorie_goal": f"Calorie goal is {calorie_status}.",
+            "protein_goal": f"Protein goal is {protein_status}.",
+            "water_goal": f"Water intake goal is {water_status}."
+        }
+    
+    def start_running(self) -> Dict[str, str]:
+        """
+        User starts their run by logging their start time
+        
+        Returns:
+            result (Dict[str, str]): Confirms the user has started running
+        """
+        self.running_start_time = datetime.now()
+        return {"result": "Running session started."}
+    
+    def stop_running(self) -> Dict[str, Union[str, float]]:
+        """
+        Stop the running session and calculates the total run time
+        
+        Returns:
+            result (Dict[str, Union[str, float]]): The total time in minutes of the run
+        """
+        if not self.running_start_time:
+            return {"error": "No run in progress."}
+        
+        running_end_time = datetime.now()
+        duration = (running_end_time - self.running_start_time).total_seconds() / 60 
+        self.running_duration = duration
+        self.running_start_time = None
+        return {"result": f"Running session ended. You ran for {duration:.2f} minutes."}
+
+    def calculate_distance(self, pace: float) -> Dict[str, Union[str, float]]:
+        """
+        Calculate the total distance covered based on running time and pace
+
+        Args:
+            pace (float): Running pace in miles per minute.
+        
+        Returns:
+            result (Dict[str, Union[str, float]]): The total distance ran in miles
+        """
+        if self.running_duration is None:
+            return {"error": "Run not started or still in progess."}
+        distance = self.running_duration * pace
+        return {"result": f"You ran {distance:.2f} miles."}
+    
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