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  1. Apr 2026
    1. Opus 4.7 uses an updated tokenizer that improves how the model processes text. The tradeoff is that the same input can map to more tokens—roughly 1.0–1.35× depending on the content type.

      tokenizer的更新虽然增加了token使用量,但提高了文本处理效率,这反映了AI模型在基础架构上的持续优化,这种优化虽然带来短期成本增加,但长期将提升AI的处理能力和准确性。