Explore the Tradier API for commission-free stock and option trading using Python in this 29-minute tutorial. Learn about Tradier's pricing structure, including monthly subscription benefits for commission-free option trades. Dive into the API's capabilities, such as historical and real-time streaming market data, complex equity orders, and multi-legged option orders. Follow along as the instructor demonstrates how to get started with the Sandbox API, retrieve quotes, access option chains, and manage orders. Gain valuable insights and final thoughts on implementing Tradier's API for your trading needs. Access the provided source code on GitHub to enhance your learning experience.