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研究通过 API 工具提取 GPT-6 Astra 等闭源模型的隐藏思维链

一篇 arXiv 论文提出通过标准 API 注册自定义工具,诱导闭源模型将中间推理外化。作者先在开源模型上用原生 CoT 验证该方法,再扩展到 GPT-6 Astra 等闭源前沿模型。提取的推理在竞赛数学、科学问答和代码生成上与原生推理表现相当,明显优于无推理基线。论文进一步从 token 效率、推理步骤类型和推理树结构刻画模型差异,发现 Astra 呈现 token 高效的有向推理,更早锁定正确轨迹,并把基础步骤放在内部处理,只外化关键推理。

Current read

想看闭源模型脑子里在想什么?这篇用 API 小工具撬出了 GPT-6 Astra 的思维链,还对比了各家模型推理方式的差异。

11 sources58° AI heatLast updated 2026/9/22 16:10:18

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