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Foundations 89

All Foundations89 AI basics25 How language models work23 AI safety and ethics49

Everyday AI 91

All Everyday AI91 Prompting20 ChatGPT and Claude at work25 AI for writing29 AI for research and study33

Building with AI 162

All Building with AI162 Python for AI21 Building with LLM APIs30 RAG and search21 Evaluation and testing21 AI agents31 AI automation25 AI coding assistants30

Machine learning 149

All Machine learning149 Machine learning35 Data science and statistics30 Math for AI23 Deep learning28 NLP14 Computer vision14 Fine tuning and training12 MLOps and deployment18

Creative AI 77

All Creative AI77 Image and video AI58 Audio and voice AI12 AI for design33

AI at work 145

All AI at work145 AI for business34 AI for marketing and sales23 AI for product and operations28 AI for education28 AI for professionals29 AI careers18

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Building with LLM APIs Beginner Clear all

System Prompts for Real Applications

System Prompts for Real Applications

Write system prompts that make an app behave consistently, handle edge cases and survive real users.BeginnerBuilding with LLM APIs4.0(3)68 lessonsSampleGabriela Sousa$5 Your First LLM API Request

Your First LLM API Request

Send your first request to a language model API from code, read the reply and understand every field.BeginnerBuilding with LLM APIs4.7(3)66 lessonsSampleGabriela SousaFree Choosing the Right Model for a Task

Choosing the Right Model for a Task

Pick a model by testing it on your own task, weighing quality, speed, cost, context and data handling.All levelsBuilding with LLM APIs4.3(3)60 lessonsSampleGabriela Sousa$5 Your First RAG Pipeline, End to End

Your First RAG Pipeline, End to End

Build a small retrieval augmented chatbot over your own documents, step by step, and see where it fails.BeginnerBuilding with LLM APIs4.7(3)59 lessonsSampleEmeka NwosuFree Token Counting and Cost Control

Token Counting and Cost Control

Count tokens, predict what a feature will cost and cut spending without hurting answer quality.BeginnerBuilding with LLM APIs4.3(3)57 lessonsSampleFarid Haddad$4 Cost and Latency Budgets for LLM Features

Cost and Latency Budgets for LLM Features

Set cost and speed targets for an LLM feature, measure them honestly and trade them against quality.All levelsBuilding with LLM APIs4.5(2)52 lessonsSampleFarid Haddad$8 Moderation, Refusals and Safe Responses

Moderation, Refusals and Safe Responses

Design how your LLM app handles harmful requests, refusals and sensitive topics, without blocking normal users.All levelsBuilding with LLM APIs4.3(3)49 lessonsSampleGreta Lindqvist$5 LLM APIs Explained for Product Teams

LLM APIs Explained for Product Teams

Understand what your engineers mean by tokens, context, latency and rate limits, and ask better questions.All levelsBuilding with LLM APIs4.7(3)43 lessonsSampleGabriela Sousa$4 Messages, Roles and Conversation State

Messages, Roles and Conversation State

Understand system, user and assistant messages and store conversations correctly in your own app.BeginnerBuilding with LLM APIs4.5(2)39 lessonsSampleGabriela Sousa$4 Classifying Text with an LLM API

Classifying Text with an LLM API

Sort tickets, reviews or messages into categories with a model, and measure how accurate it really is.BeginnerBuilding with LLM APIs4.5(2)39 lessonsSampleGreta Lindqvist$4 Images and Documents as Model Input

Images and Documents as Model Input

Send photos, screenshots, charts and PDFs to a model and get answers you can check and trust.BeginnerBuilding with LLM APIs4.5(2)36 lessonsSampleGreta Lindqvist$5 Getting Reliable JSON Out of a Model

Getting Reliable JSON Out of a Model

Get model output your code can parse: schemas, validation, truncation handling and safe retries.BeginnerBuilding with LLM APIs4.5(2)32 lessonsSampleGreta Lindqvist$5