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How to Create an AI Chatbot with Python and OpenAI: A Beginner’s Tutorial

1. Setting Up Your Development Environment

• Install Python 3.8+ and create a virtual environment to isolate dependencies.
• Obtain your OpenAI API key and store it securely using a .env file.
• Install core libraries: openai, python-dotenv, and flask (or streamlit for simplicity).

2. Understanding the OpenAI API Basics

• Learn the Chat Completions endpoint and the three message roles: system, user, and assistant.
• Structure prompts effectively – include a clear system message to define the chatbot’s behavior
  

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  Written byTheo Grant

  Theo Grant explores real-world AI applications, automation workflows, and hands-on tutorials at AI In Action Hub. Theo breaks down complex AI concepts into practical guides that help professionals and creators leverage AI in their daily work.