How to choose Haiku, Sonnet, or Opus for Claude tasks
Claude offers different model choices such as Haiku, , and Opus, with different cost and ability levels. A small job like polishing an email seems easy to give to a cheaper model. But when the cost difference feels small, choosing the cheaper model may not feel worth the extra .
More complex work, such as adding a feature to a large or writing a proposal plan, creates pressure to choose the strongest model with the highest setting. The practical question is whether people should switch models for every new chat, and what rule they should use to decide.
Key points
- choice depends on task difficulty, cost, and the cost of mistakes.
- Simple work like email polishing can often use a cheaper model.
- Large changes are better suited to a stronger model.
- Switching models by task type can help balance cost and quality.