Welcome back! In this lesson, we’ll revisit the OpenAI platform’s big picture, configure our development environment to invoke the API, and explore the key parameters available in the OpenAI Playground, so you can hit the ground running.Documentation Index
Fetch the complete documentation index at: https://notes.kodekloud.com/llms.txt
Use this file to discover all available pages before exploring further.
Make sure you have an active OpenAI account and your API key ready. You’ll also need a recent version of Node.js or Python installed.

- A closer look at the OpenAI API and its core capabilities
- Setting up your development environment and authenticating requests
- Understanding tokens, usage limits, and cost implications
- Key parameters in the Playground for fine-tuning outputs