ChatGPT at work
Learn ChatGPT for work step by step: plans, prompting, projects, skills, ChatGPT Work and Codex. Free, practical lessons built around real work, no sign-up.
Part 1· 4 lessons
Foundations
- What is AI?A plain-language guide to what AI really is, the AI you already use every day, and what is coming next. No jargon, no maths, made for busy professionals.
- How generative AI worksA plain look under the hood: how a language model is trained, what tokens are, why AI sometimes makes things up, and where it shines or fails at work.
- The tool landscapeChatGPT, Claude, Gemini, Copilot, and Perplexity compared honestly: what each does well, where each falls short, and which work each one suits best.
- AI at work: safety and privacyWhat is safe to share with an AI tool and what is not, what happens to what you type, and GDPR in plain terms, with a short checklist to stay safe.
Part 2· 5 lessons
Getting started with ChatGPT
- Which ChatGPT plan?ChatGPT Free, Go, Plus, Pro, Business and Enterprise compared honestly: what each plan gives you, what it costs, and which one belongs at work, and why.
- First steps in ChatGPTHow to use ChatGPT from scratch: signing in to your work account, finding your way around, and sending a first message that gets really useful work back.
- Models, thinking, and web searchHow ChatGPT's thinking levels work, when to use Instant or a higher level, and how web search and deep research bring in current facts you can check yourself.
- Pages and SitesTurn ChatGPT answers into work you keep: writing blocks for drafts, Pages in Space for shared documents, and Sites for small interactive tools you can share.
- Giving ChatGPT contextHow to give ChatGPT context with uploads, custom instructions and a short brief, and how to manage the memory it quietly builds up about you over time.
Part 3· 4 lessons
Prompting
- Why prompting mattersA weak prompt and a strong prompt for the same task in ChatGPT, side by side. What changed, why it matters, and how better prompts get you better answers.
- How to write a great promptA simple five-part recipe for ChatGPT prompts that work: role, task, context, examples, and format. With a copy-ready template and a real business example.
- IteratingHow to read ChatGPT's first answer and steer the next one: the small follow-ups that turn a fair reply into a really good one, with worked examples to copy.
- Advanced prompts by goalReady-to-use ChatGPT prompt patterns for writing, analysis, research and coding, each with a worked example you can copy and adapt to the work on your desk.
Part 4· 5 lessons
Working smart
- Context and memoryWhat a token is, what ChatGPT's context window holds, how it differs from memory, why long chats start to drift, and when it pays to start a fresh chat.
- Skills and pluginsChatGPT skills package how to do a task the same way every time; plugins bundle skills with apps. What they are, when to use one, and how to build your own.
- ProjectsHow ChatGPT Projects keep files, instructions, and chats together for ongoing work, how project memory works, and how to share a project with your team.
- ChatGPT Work: tasks on your filesChatGPT Work takes on multi-step tasks across your files and apps and hands back finished documents, sheets and slides. How it works and how to stay in control.
- Connecting ChatGPT to your toolsHow ChatGPT apps connect to the tools you already use, what an app can see and do, how to set its permissions, and how to connect it safely at your work.
Part 5· 4 lessons
Advanced
- CodexCodex is ChatGPT's agent for code and technical work. Where it runs, how the review-and-approve loop works, how to set permissions, and how to start small.
- Images, Sites and slidesMake things you can see with ChatGPT: create and edit images, build slide decks in Work or PowerPoint, share Sites, and know which tool fits which job.
- Scheduling and automationPut ChatGPT on a schedule: one-time, recurring and event-triggered tasks, a prompt that works while you're away, and how to stay in control of what runs.
- Putting it together: work playbooksChain everything from the ChatGPT track into repeatable playbooks: four ready-made ones to steal, a method to build your own, and the pitfalls to avoid.