Terminal Twin
An interactive lesson built around real, saved model outputs. Spot the details an answer sneaks in.
Try the lesson →Change one thing. Look closely at the result. Build the habit of checking your work.

An interactive lesson built around real, saved model outputs. Spot the details an answer sneaks in.
Try the lesson →Compare recorded runs and learn why conditions matter. No leaderboard, just a closer look.
Compare answers →Put the task, facts, limits, and format in one place. Then take it to an AI app you choose.
Build a prompt →Compare two prompts on the same cases, or turn messy notes into a table and check every cell.
Start with hardware, licenses, and the difference between downloading weights and trusting the software that loads them.
Where a model runs determines who pays. Explore browser models, hosted allowances, and real spending boundaries.
Three one-page reminders, available as web text and printable PDFs.
Choose a card →Compare approaches for six fictional tasks, including simpler tools and asking first.
Explore the choices →Work with your own practice idea, inspect the revision, and shape a practice prompt you can copy.
Open the workshop →