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Why giving Claude a 'thinking budget' produces dramatically better answers
💡 Extended thinking gives Claude a scratchpad for complex reasoning — use generous budgets for hard problems and skip it for simple queries.
When you use Claude's extended thinking feature, you're not just asking it to "think harder" — you're giving it a dedicated scratchpad to reason through problems step by step before committing to an answer.
This matters most for tasks with hidden complexity: math problems where the obvious approach is wrong, code bugs that require tracing state across functions, or logic puzzles with misdirection. Without a thinking budget, models often commit to the first plausible-sounding answer.
The practical tip: for complex tasks, set a generous thinking budget (16k+ tokens). For simple factual queries, a small budget or none at all keeps responses fast. The sweet spot depends on whether the task rewards deliberation or speed.