Model selection
Choosing the cheapest model that still meets the quality bar for a task, and routing simpler prompts to cheaper models. Price gaps between tiers are large but finite: Claude Opus vs Haiku is roughly 18.75x on token price, not 50-100x.
1 lesson reference ← Back to glossary
Where it appears
Read the term in context.
Each row is a lesson that uses this term. The lesson where it first appears is the canonical definition.