// Hacker Noon · 17 April 2026

Navigating Claude Code: Models, Tiers, and Effort

Claude Code ships with a default model and effort level most developers never change — meaning they make a cost and quality decision without knowing it. This article covers the three model tiers, four effort levels, plan mode, and the opusplan alias, with the pitfalls that catch even experienced use...

Hacker Noon

@hacker-noon · Oleg Efimov

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