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The special reasoning-trace delimiter tokens used by reasoning models are cosmetic and not required for good reasoning performance.
Drawn from what Sebastian Raschka said
SubjectLLMs
What Sebastian Raschka actually said
- Sebastian Raschka AI research engineer working on large language models
These <think> and </think> tags are cosmetic with respect to reasoning ability. They do not make the model reason, and they are not required to achieve good reasoning performance.
Where this was said
↗Controlling Reasoning Effort in LLMsmagazine.sebastianraschka.com
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Added to korrents 20 Sept 2026 · How quotes work · Something wrong? Tell us
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