Claude Models
Claude comes in multiple sizes, each with different speed, capability, and cost characteristics. Understanding the model family - and when to reach for Haiku vs Sonnet vs Opus - is the starting point for using Claude effectively.
In This Section
Claude Model Family
Haiku, Sonnet, and Opus - what each model is designed for and where it excels.
Comparing Claude Models
Speed, quality, and cost tradeoffs across the Claude model family - with a decision matrix.
Choosing the Right Model
A practical guide: map your task type to the right Claude model using a step-by-step framework.
Context Windows
What 200K tokens means in practice - how context length affects retrieval, analysis, and cost.
Model Versioning
Dated snapshots vs aliases - how Claude versioning works and how to manage model migrations.