What Is OpenAI?
- Definition: A Generative AI Platform as a Service (PaaS)
- Core offerings: Language, vision, and embeddings APIs
- Key applications: Chatbots, content generation, code completion

Foundation Models and Key Variants
- Foundation models: Pre-trained large-scale neural networks
- Popular variants: GPT-4, GPT-3.5, DALL·E, Embedding models
- Use cases: Text generation, summarization, image creation
Hands-On Demos
Get practical experience with:- Setting up an OpenAI account
- Exploring the OpenAI Playground
- Installing and using OpenAI Libraries & SDKs
- Running commands with the OpenAI CLI

Understanding the OpenAI API pricing structure is essential before making large-scale requests. Review cost per token for each model on the OpenAI Pricing Page and monitor usage to avoid unexpected charges.
Lab Exercise: Account Creation
In your first lab, you’ll:- Register a new OpenAI account
- Navigate the dashboard and API keys section
- Generate your first API key and test a basic request