Understand AI
Learn what AI is, how generative systems work, and how to use them carefully. By the end, you will be able to: Explain AI clearly and use it with better judgment.
Begin lesson 1- 01Artificial Intelligence Fundamentals · BeginnerOpen lesson
What Is Artificial Intelligence? A Beginner’s Introduction
Artificial intelligence appears in search, translation, games, and robots, but those systems do different jobs. Learn what connects them and how to describe an AI system without treating it like a person.
- 02Artificial Intelligence Fundamentals · BeginnerOpen lesson
AI vs Machine Learning vs Deep Learning
AI, machine learning, and deep learning describe related ideas at different levels. Use a photo-sorting example to see where each belongs and why the most complex method is not always the best choice.
- 03Artificial Intelligence Fundamentals · BeginnerOpen lesson
How Generative AI Creates Text, Images, and More
Generative AI produces new text, images, audio, and other content from learned patterns. Follow two generation mechanisms and learn why a convincing result still needs evaluation.
- 04Artificial Intelligence Fundamentals · Beginner+Open lesson
What Are Large Language Models?
A large language model is the numerical engine behind many writing and coding assistants. Follow text through representations and attention while separating the model from the surrounding application.
- 05Artificial Intelligence Fundamentals · Beginner+Open lesson
AI Tokens, Context Windows, and Prompts Explained
Tokens are the units a language model processes, and context is the information available for a response. Organize prompts and preserve important details without confusing long context with perfect memory.
- 06Artificial Intelligence Fundamentals · Beginner+Open lesson
How AI Models Are Trained
Training changes a model by comparing its output with a learning objective. Trace predictions through data, loss, updates, and evaluation, then connect those ideas to larger AI systems.
- 07Artificial Intelligence Fundamentals · IntermediateOpen lesson
AI Reasoning, Tools, Agents, and Automation
Software tools let an AI system do more than generate a reply. Distinguish reasoning, tool calls, agents, and automation, then design a bounded workflow with observable checks.
- 08Artificial Intelligence Fundamentals · BeginnerOpen lesson
What AI Can and Cannot Do
AI can be useful without being reliable at every task. Evaluate capability using evidence, unfamiliar inputs, and verification matched to the consequences of a mistake.
- 09Artificial Intelligence Fundamentals · Beginner+Open lesson
The Major Types of Artificial Intelligence
AI labels often describe different aspects of a system. Classify systems by task, learning method, information type, and role without mixing them into one ranking.
- 10Artificial Intelligence Fundamentals · BeginnerOpen lesson
Your Beginner Roadmap for Learning AI
Turn curiosity into achievable skills and projects. Use concrete checkpoints to progress from understanding AI to testing software and connecting models to hardware.
- 11Learning How to Use AI · BeginnerOpen lesson
How to Talk to AI: A Beginner’s Guide
A useful AI conversation begins with a clear task and continues with thoughtful checks. Learn to supply context, ask for an answer you can use, and improve it without handing over your judgment.
- 12Learning How to Use AI · BeginnerOpen lesson
Prompt Engineering for Beginners
Prompt engineering means improving instructions through deliberate testing. Build a reusable prompt, compare versions, and learn why extra words do not automatically improve an answer.
- 13Learning How to Use AI · BeginnerOpen lesson
How to Give AI Clearer Instructions
Clear instructions state what to produce, which facts to preserve, and what to do when information is missing. Write a compact task brief that prevents avoidable guesses.
- 14Learning How to Use AI · BeginnerOpen lesson
How to Ask AI for Better Explanations
A helpful explanation connects new ideas to knowledge you already have. Learn to request examples, identify the exact point of confusion, and test understanding through a fresh problem.
- 15Learning How to Use AI · Beginner+Open lesson
How to Use AI for Research Without Losing Accuracy
AI can help organize a research question, but evidence comes from sources you can inspect. Build a small claim-and-source record that keeps facts, interpretation, and uncertainty separate.
- 16Learning How to Use AI · Beginner+Open lesson
How to Use AI for Coding and Debugging
AI can help you read, write, and debug small programs when you keep control of the specification and tests. Learn a practical workflow using a short Python calculation you can verify by hand.
- 17Learning How to Use AI · BeginnerOpen lesson
How to Use AI to Improve Your Writing
AI can help you revise a draft while preserving your meaning and voice. Learn to separate structural feedback, sentence editing, and factual checks so that each revision has a clear purpose.
- 18Learning How to Use AI · BeginnerOpen lesson
How to Brainstorm and Develop Ideas With AI
AI can help you generate possibilities and examine them from different angles. Learn to separate idea generation from selection, apply real constraints, and turn one promising idea into a testable next step.
- 19Learning How to Use AI · Beginner+Open lesson
How to Verify AI Answers and Detect Mistakes
An AI answer can be fluent, helpful, and partly wrong at the same time. Learn to break it into checkable claims, choose the right verification method, and record uncertainty honestly.
- 20Learning How to Use AI · IntermediateOpen lesson
Advanced Prompting and Multi-Step AI Workflows
Larger AI tasks work better when each stage has a clear input, output, and acceptance check. Build a small workflow that turns verified source notes into a reviewed beginner explanation.
Extra reading & source documents
Optional reading alongside the lessons. These sources do not add to your course lesson count.
- How People Use ChatGPTResearch PDF · 63 pages · 2025
- Rethinking skills and prompts for GPT-6 AstraSupplied OpenAI article
- Architectural visualization with AstraSupplied OpenAI case study
- Building games with AstraSupplied OpenAI case study
- Meet Rosalind WorkbenchSupplied research-preview article
- Automating repetitive work with CodexSupplied OpenAI case study
- Using skills to accelerate OSS maintenanceSupplied OpenAI article
- GPT-6 Astra: supplied introductionSupplied launch text