diff --git a/chatgpt.py b/chatgpt.py
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index 0000000..30265b5
--- /dev/null
+++ b/chatgpt.py
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+#!/usr/bin/python3
+# Description: A command-line interface to https://chat.openai.com/chat 
+# Usage: python3 chatgpt.py
+# Author: Justin Oros
+# Source: https://github.com/JustinOros
+
+import openai
+import os
+
+# Function to get the OpenAI API key
+def get_api_key():
+    # Check if API key is set in environment variables
+    api_key = os.getenv("OPENAI_API_KEY")
+    
+    if not api_key:
+        # If API key is not in environment variables, prompt the user to enter it
+        print("OpenAI API key not found.")
+        print("Please paste your OpenAI API key below.")
+        print("If you don't have one, you can create it here: https://platform.openai.com/account/api-keys")
+        api_key = input("Enter your API key: ").strip()
+
+    # Set the OpenAI API key
+    openai.api_key = api_key
+
+def show_help():
+    help_text = """
+    Available Commands:
+    
+    - 'new'       : Start a new conversation (clear the chat history).
+    - 'exit'      : End the conversation and exit the script.
+    - 'quit'      : Same as 'exit', ends the conversation.
+    - 'bye'       : Same as 'exit', ends the conversation.
+    - 'help'      : Show this help message with a list of commands.
+    - 'model'     : Show the current model or available models.
+    - 'model=<model_name>' : Switch to the specified model (e.g., 'model=gpt-4').
+    """
+    print(help_text)
+
+def chat_with_gpt():
+    # Default model
+    current_model = "gpt-3.5-turbo"
+    
+    print(f"ChatGPT: Hello. You are currently using the '{current_model}' model.")
+    print("Type 'help' for a list of internal commands.")
+
+    # A basic conversation loop
+    conversation_history = []  # Store conversation to maintain context
+
+    while True:
+        # Get input from the user
+        user_input = input("User: ")
+
+        # Show help message
+        if user_input.lower() == "help":
+            show_help()
+            continue
+
+        # Check if the user wants to start a new conversation
+        if user_input.lower() == "new":
+            print("ChatGPT: Starting a new conversation...")
+            conversation_history = []  # Reset the conversation history
+            print(f"ChatGPT: Hello. You are using the '{current_model}' model. How can I help you today?")
+            continue
+
+        # Check if the user wants to exit the conversation
+        if user_input.lower() in ["exit", "quit", "bye"]:
+            print("ChatGPT: Goodbye!")
+            break
+
+        # Check if the user wants to change the model
+        if user_input.lower().startswith("model="):
+            model_name = user_input.split("=")[1].strip()
+
+            if model_name in available_models:
+                current_model = model_name
+                print(f"ChatGPT: Switched to the '{current_model}' model.")
+            else:
+                print(f"ChatGPT: '{model_name}' is not a valid model. Available models are: {', '.join(available_models)}.")
+            continue
+
+        # Check if the user wants to see the current model or available models
+        if user_input.lower() == "model":
+            print(f"ChatGPT: You are currently using the '{current_model}' model.")
+            print(f"Available models: {', '.join(available_models)}.")
+            continue
+
+        # Add user input to conversation history
+        conversation_history.append({"role": "user", "content": user_input})
+
+        try:
+            # Call OpenAI's GPT model
+            response = openai.ChatCompletion.create(
+                model=current_model,  # Use the current model
+                messages=conversation_history,
+                max_tokens=150
+            )
+
+            # Extract and print the response
+            chatgpt_reply = response['choices'][0]['message']['content']
+            print(f"ChatGPT: {chatgpt_reply}")
+
+            # Add ChatGPT's reply to the conversation history
+            conversation_history.append({"role": "assistant", "content": chatgpt_reply})
+
+        except Exception as e:
+            print(f"Error: {e}")
+            break
+
+if __name__ == "__main__":
+    # First, ensure the OpenAI API key is available
+    get_api_key()
+    # Start the chat
+    chat_with_gpt()
+