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    <title>Opus 5 on 智识脉搏</title>
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      <title>Claude Opus 5：价格没变，但每任务成本被压进新水位</title>
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      <description>Anthropic 发布 Claude Opus 5，token 价格不变，但 cost per task 在 CursorBench 3.2 / OSWorld 2.0 / ARC-AGI 3 等基准上分别砍到一半、三分之一和三倍。这意味着企业选模型的标尺正在从 per-token 转向 per-task，单位智能成本才是新的护城河。</description>
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