# Introduction to evals · Claude Academy

- Page: https://shared.btbytes.com/p/introduction-to-evals-claude-academy
- Date: 2026-11-07
- Tags: eval
- Link: https://academy.claude.com/courses/introduction-to-evals

Build a small eval on your own data to choose a Claude model by accuracy first and cost second, fix the prompt before you upgrade, and keep checking after launch.