Free. No account.
Understand how AI and agents work, then use them well.
Watch the video, read the longer explanation, then run the experiment in your own AI assistant. Every fact links to its source.
13:59Try this now, in your own AI
Plan 5 days in New Zealand, with the places where The Lord of the Rings was filmed. Keep it under 150 words.
Start here
How AI works
See what a chatbot does when it answers you, and why a confident answer can still be wrong.
The whole path
Path 2
AI agents
Know what an agent does between your request and its answer, and what can go wrong on the way.
The whole path- Lesson 1
10:29Inside an AI agent: what happens after you press Enter9 min read · 10 chapters · 5 short clips - Lesson 2
9:45When AI agents got out of the lab: the OpenAI case9 min read · 10 chapters · 3 short clips - Tooltokens × priceRun an agent on the meterEvery turn of an agent's run on each current model, with the cache and without it.
Path 3
What AI costs
Work out what a job will cost before you run it, and why the price per token is only half the bill.
The whole pathEvery lesson has the same 4 parts
Watch
The full video, and a short clip at each chapter if you only want that part.
Read
The longer explanation, with the sums worked out and a link to the source of every fact.
Try it
An experiment you run in your own AI assistant, with prompts to copy and what to look for.
Check
3 questions that put the idea in a new situation, each with the reason for its answer.
From the channel
Came here from a Short?
Each Short is one chapter of a full video. Open it here and you land on that chapter of the lesson, with the rest of the explanation around it.
Who taught AI what not to say? How chatbots learn manners1:06 · from How AI learns
Why AI gives a different answer every time: temperature explained2:04 · from How AI writes its answers
AI doesn't keep what it read. So what's inside it?1:11 · from How AI learns
How AI writes answers: autocomplete that read a library1:15 · from How AI writes its answers