Domain 5Projects, Context & Advanced Configuration
Sonnet
TL;DR
The versatile default model for coding, writing, and multi-step workflows.
Definition
The versatile default model for coding, writing, and multi-step workflows. It handles the vast majority of professional tasks and is the correct choice when you are unsure which model to use. Sonnet balances speed with capability — the reliable daily driver.
Exam Context
Sonnet is the default correct answer for "which model should I use?" unless the task specifically requires extreme speed (Haiku) or deep reasoning (Opus).