5.1Beginner30 minutes
5.1 — Label one call's controls
What you will learn
- How a window, an output cap, and thinking share a request.
- Where effort ends and adaptive thinking begins.
- When an example belongs in the prompt.
← Build Exercises
Domain 5
Model Selection and Optimization
4 build exercises to practice the concepts in this domain.
5.2Intermediate35 minutes
5.2 — Trace one turn across the transports
What you will learn
- Which hop is REST, which is SSE, and which may be a WebSocket.
- Where the transcript and the API key live.
- When the next POST starts.
5.3Intermediate40 minutes
5.3 — Pick a rung and a pin
What you will learn
- How volume and a failing set point at different families.
- What you re-test when the id changes.
- Where effort and fast mode sit relative to a rename.
5.4Intermediate35 minutes
5.4 — Price a prefix and a hit
What you will learn
- How to turn usage buckets into a cost.
- Where a checkpoint sits.
- Which edit forces a new write.